English dropdown-ico

Mitsubishi Electronics FX2N-5A manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Mitsubishi Electronics FX2N-5A, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Mitsubishi Electronics FX2N-5A one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Mitsubishi Electronics FX2N-5A. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Mitsubishi Electronics FX2N-5A should contain:
- informations concerning technical data of Mitsubishi Electronics FX2N-5A
- name of the manufacturer and a year of construction of the Mitsubishi Electronics FX2N-5A item
- rules of operation, control and maintenance of the Mitsubishi Electronics FX2N-5A item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Mitsubishi Electronics FX2N-5A alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Mitsubishi Electronics FX2N-5A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Mitsubishi Electronics service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Mitsubishi Electronics FX2N-5A.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Mitsubishi Electronics FX2N-5A item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    USER’S MANU AL FX 2N -5A S pecia l functi on b loc k[...]

  • Page 2

    FX2N-5A Special function b loc k Forew or d • This man ual c ontains t e xt, diag rams a nd e xplanat ions which will gui de the reader i n the cor rect ins tallat ion and operation of the FX 2N -5A Special function b loc k. It should be read and understood bef ore att empting to install or use the unit. • Fur ther inf ormation can b e fo und i[...]

  • Page 3

    FX 2N -5A Special function b loc k USER’S MANU AL This manua l confers no in dustria l proper ty right s or any ri ghts of any other kind, nor does it confer any pa tent licenses . Mitsubishi El ectric Corpor ation cann ot be held respo nsible for any problems inv olving industr ial proper ty rights whic h may occur as a r esult of using the co n[...]

  • Page 4

    FX2N-5A Special function b loc k ii[...]

  • Page 5

    FX2N-5A Special function b loc k iii Guidelines for the Safety of the User and Pr otection of the FX 2N -5A Special function bloc k. This m anu al pro vides inf or matio n f or the use of the FX 2N -5A Sp ecial functi on b loc k. The manua l has been wr itten to be used b y trained and competent personnel. The definition of such a pe rson or person[...]

  • Page 6

    FX2N-5A Special function b loc k iv Notes on the Symbols U sed in th is Manua l At v arious times throughout th is manual cer tain symbols will be used to highlight poi nts which are intended to ens ure the users personal saf ety and protect the integ r ity of equipment. Whene v er any of the f ollo wing symbols are enc ountered its associated note[...]

  • Page 7

    FX2N-5A Special function b loc k v • Under no ci rcumstances will Mitsubishi Elec tric be liab le responsib le f or an y consequential damage that m ay ar ise as a result of the install ation or use o f this equipment. • A ll e xa mples and diagrams shown in t his manual are intend ed on ly as an aid to und erstan ding the te xt, not to gu ar a[...]

  • Page 8

    FX2N-5A Special function b loc k vi Note Conce rning the CE Mark ing This docum ent does not guar antee that a mechanical sys tem including this product will comply with th e f ol lowing stan dards. Compli ance to EM C stand ards of the en tire mechan ical system should be check ed by the user / manuf act urer . Complia nce to L VD standar ds of th[...]

  • Page 9

    FX2N-5A Special function b loc k vii EMC The f ollowing produc ts ha ve shown compli ance through direct testing (of the i dentified standards belo w) and design analysis (through the creation of a technical constr uction file) to the European Dire ctiv e f or Electromagnetic Co mpatibility (89/336/EEC) when used as directed b y the appropriate doc[...]

  • Page 10

    FX2N-5A Special function b loc k viii[...]

  • Page 11

    FX2N-5A Special function b loc k Contents. ix Guideline ...................... .................................... ........................... ................................. .... .. iii 1. Intr oduction . ....... ........ .... ....... ........ .... ....... ..... ....... ....... ..... ....... ..... ....... 1-1 2. External Dimensions and Parts ..[...]

  • Page 12

    FX2N-5A Special function b loc k Contents. x 7.2.12 BFM 21 Writes I/O c haracteristics (o ffset/gain Scaling fun ction setting) (READ/WRITE) ... ...... ........ ............... ........... ......... ........... ......... ........... ......... ..... 7-21 7.2.13 BFM 22 Convenient func tions setting (READ/WRIT E) .......... ........... ......... .....[...]

  • Page 13

    FX2N-5A Special function b loc k Contents. xi 8. Adjus tment of I/O Charact eristics ...... ..... ....... ....... ....... ........ .... ........ .... 8-1 8.1 Standard I/O characteristi c s................................ ............................ ................. 8-1 8.2 Adjustment of I/O characteristics ...... .................................[...]

  • Page 14

    FX2N-5A Special function b loc k Contents. xii[...]

  • Page 15

    Introduction 1 1-1 1. Intr od uction The FX 2N -5A analog special function b loc k has f our input c hannels and one ou tput channel. The input ch annels receiv e analog signals and co nv er ts them to the compar abl e digital v alues. The out put channel ta k es a digital v alue and out puts an equiv alent anal og signal. 1) Analog signal inputs c[...]

  • Page 16

    FX2N-5A Special function b loc k Introduction 1 1-2 MEMO[...]

  • Page 17

    External Dimensions an d Parts 2 2-1 2. External Dimensions and Parts FX -5A POWER 24V AD/DA 2N 24+ 24- VI- OUT V+ I+ V+ VI- V+ I+ VI- I+ VI- V+ I+ V+ I+ VI- IN4 IN3 IN2 IN1 5A 4(0.16") 87(3.43") 9(0.35") 55(2.17") 90(3.54") 1) 10) 9) 2) 80(3.15") 3) 8) 7) 55(2.17") 4) 5) 6) Dimensions: mm(inches) Mass (Weight): 0[...]

  • Page 18

    FX2N-5A Special function block External Dimensions an d Parts 2 2-2 1) Dire ct mo unti ng ho le (2 - φ 4.5) (0.18) 2) Ext ens ion cable 3) P ow er indicator lamp (LED) 5V po wer is supplied from the progr ammab le control ler to light thi s indicator lamp . 4) P o wer suppl y ter minals (Scre w ter minal: M3 (0.12)) 5) Analog output ter minals (Sc[...]

  • Page 19

    Installation 3 3-1 3. Installation Install the FX 2N -5A to the r ight side of a main unit, e xtension unit, e xtension b l oc k or special b lock of the FX 0N /FX 1N /FX 2N /FX 2NC /FX 3U /F X 3UC Series PLC . The FX 2N -5A can be instal led with DI N rail (DIN46277 of 35 mm in widt h) or directly in stalled with scre ws M4. F or the detail s, ref[...]

  • Page 20

    FX2N-5A Special function b loc k Installation 3 3-2 Figure 3.1: Installation with DIN rail •T h e F X 2N -5A can be installed on DIN ra il (DIN46277) of 35 mm in width as it is. F or remov al, pull down on the DIN rail m o unting hook, then rem ov e the FX 2N -5A. Figure 3.2: Direct inst allation •T h e F X 2N -5 A can b e install ed dire ctly [...]

  • Page 21

    Connection to PLC 4 4-1 4. Co nnectio n to PL C Connect the FX 2N -5A to the right side of a main unit, e xtension unit or e xtension b loc k of FX 0N / FX 1N /FX 2N /FX 2NC /FX 3U /FX 3U C Ser ies PLC with an e xtension cab l e . F or connection to a basic unit or e xtension b loc k of the FX 2NC Series PLC , use an FX 2NC -CNV - IF . F or connect[...]

  • Page 22

    FX2N-5A Special function b loc k Connection to PLC 4 4-2 MEMO[...]

  • Page 23

    Wiring 5 5-1 5. Wiring 5.1 Caution 1) Do not la y signal cab ling near to high v oltage po wer cab ling or house them in the same trunking duct. Eff ects of noise or surge induc tion ma y occur . K eep signal cab les at saf e dis- tance of more than 100 mm (3.94") from th ese po wer cab les . 2) The ter minal scre ws of the FX 2N -5A are M3 (0[...]

  • Page 24

    FX2N-5A Special function block Wiring 5 5-2 5.2 Input Wiri ng Figure 5.2: Input Wiri ng *1 Use a two-core , shielded twisted pair f or the analog input line, a nd separ ate it from other po wer lines or a lines easily induced. *2 If the re is v oltage ripple in t he input signal or ther e is noise in the e xter nal wiring, connect a bi polar capaci[...]

  • Page 25

    FX2N-5A Special function block Wiring 5 5-3 5.3 Output Wiring Please ref er to 5.2 f or the wiring f or "24+", "24-" terminals. Figure 5.3: Output Wiring *1 Use a twis ted pair s hielded c ab le f or the analog output. This cab le should be wired a wa y from po wer lines or an y other lines which coul d induce noise . *2 Apply 1[...]

  • Page 26

    FX2N-5A Special function block Wiring 5 5-4 MEMO[...]

  • Page 27

    Specifications 6 6-1 6. Specifica tions *1 If the p ressure is higher than th e atmospher ic pressure , do not use FX 2N -8AD . Malfuncti ons ma y occur . T able 6.1 : General specifica tions Item Specification s Ambient temper ature rang e 0 to +55 ° C dur ing operation, -20 to +70 ° C dur ing storage Ambient humidi ty 35 to 85 % RH dur ing oper[...]

  • Page 28

    FX2N-5A Special function b loc k Specifications 6 6-2 T able 6.2: P ower suppl y specifications Item Specifi cation s Interf ace d riving pow er supp ly 24 V DC±10%, 90 mA (maximum), e x ter nally supp lied CPU driving power supply 5 V DC , 70 mA, supplied via e xtension cable from P LC main unit T able 6.3 : P erf ormance specific ations Item Spe[...]

  • Page 29

    FX2N-5A Special function b loc k Specifications 6 6-3 T able 6.4 : V olta g e/curre nt input specifications Item V olta g e input Curren t input Analog i nput range -10 to +10 V DC (input r esistance: 200 k Ω ) Adjustment is enab led with the f ollowing conditions: Offset v a lue: -32000 to +5000 mV Gain v alue: -5000 to +3200 0 mV "Gain - O[...]

  • Page 30

    FX2N-5A Special function b loc k Specifications 6 6-4 Resolution • 312.5 µ V (20 V × 1/6400 0) -10 to + 10V at input • 50 µ V (200 mV × 1/4000) -100 to +100mV at input • 10 µ A (40 mA × 1/4000) -20 to +20 mA at inpu t • 1. 25 µ A (40 mA × 1/3200 0) -20 to + 2 0 mA at input • 10 µ A (40 mA × 1/4000) +4 to +20 mA at input • 1. 2[...]

  • Page 31

    FX2N-5A Special function b loc k Specifications 6 6-5 T a ble 6.5: V oltag e/ curr ent ou tpu t spe cif icat ions Item V olta ge output Current outp ut Analog output ran ge -10 to +10 V DC (Exter nal load re sistance:5 k Ω to 1M Ω ) Adjustment is enabled with the f ollowing conditions: Offset v alue: -1000 0 to +5000 mV Gain v alue : -9000 to +[...]

  • Page 32

    FX2N-5A Special function b loc k Specifications 6 6-6 MEMO[...]

  • Page 33

    Buffer Memor y (BFM) 7 7-1 7. Buff er Memory (BFM) Caution 1) Do not acces s the “Reser v ed” buff er memories “Reser v ed” (BFM #16, #17, #24 , #31 to #40, #46 to # 50, #56 to #70, #75 to # 80, #85 to #90, # 95 to #98, #100, #110, #120 to #199) usin g FROM/T O instructions . Accessing the reser v ed b uff er memories ma y cause abnor mal b[...]

  • Page 34

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-2 7.1 Buffer Memories (BFM) lists Table 7.1: BFM Lists BFM No. Descri p tion Ho ld agai nst power fail ure Ini tial valu e #0 Spe cifies inp ut mode of CH1 to CH4. { H0000 at shi pment #1 Spe cifies output mode of CH1. { H0000 at shi pment #2 Number of a ver aging times f or CH1 Setting r ange[...]

  • Page 35

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-3 #18 Hol d last v alue / reset output to offset v alue when PLC is stopped { K0 #19 Disab les setting ch ange of I/O char acteristics and con v enient func tions . The f ollo wing BFMs are prot ected: BFM 0 (input channel mode setting s) BFM 1 (outpu t channel mode sett ings) BFM 18 (ho ld/re[...]

  • Page 36

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-4 #25 F ilter mode selecti on register { K0 # 2 6 Upper/low er limit v alue alar m status (v alid while BFM #22 b0 or b1 is ON) ⎯ K0 #27 A/D data su dden change detect ion statu s (v alid whil e BFM #91 to #94 are di ff erent to 0) ⎯ K0 #28 S cale ov er status and disconne ction detection [...]

  • Page 37

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-5 • • • Reser v ed ⎯⎯ #51 CH1 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #52 CH2 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #53 CH3 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #54 CH4 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #55 Out pu[...]

  • Page 38

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-6 • • • Reser v ed ⎯⎯ #71 CH1 low er limit v alue ala r m set v alue (v alid while BFM #22 b0 or b1 is ON ) { K-3200 0 #72 CH2 low er limit v alue ala r m set v alue (v alid while BFM #22 b0 or b1 is ON ) { K-3200 0 #73 CH3 low er limit v alue ala r m set v alue (v alid while BFM #22[...]

  • Page 39

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-7 #84 CH4 upper li mit v alue al ar m set v alue (v alid whil e BFM #22 b0 or b1 is ON ) { K32000 #85 Reser v ed ⎯ ⎯ #86 Reser v ed ⎯ ⎯ #87 Reser v ed ⎯ ⎯ #88 Reser v ed ⎯ ⎯ • • • Reser v ed ⎯⎯ #91 CH1 sudden change detect ion set v alue Sett ing ra nge: 0 to 32000 (0[...]

  • Page 40

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-8 #99 Clear upper and low er limit v alue alar m and su dden change detection alar m ⎯ K0 • • • Reser v ed ⎯⎯ #101 CH1 a v erage data peak v alue (mini mum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #102 CH2 a v erage data peak v alue (mini mum v alue) (v alid while BFM #22 b2 [...]

  • Page 41

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-9 #111 CH1 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #112 CH2 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #113 CH3 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #114 CH4 a v [...]

  • Page 42

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-10 #200 CH1 Sc aling func tion Anal og V al ue 1 This functi on define s a Scalin g input cur v e (simi lar to a look up tab le) f or each chann el. { K-10200 #201 CH1 Sc aling func tion Digital V alue 1 { K-32640 #202 CH1 Sc aling func tion Anal og V al ue 2 { K10200 #203 CH1 Sc aling func ti[...]

  • Page 43

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-11 #219 CH2 Sc aling func tion Digital V alue 5 This functi on define s a Scalin g input cur v e (simi lar to a look up tab le) f or each chann el. { K0 • • • #238 CH4 Sc aling func tion Anal og V al ue 5 { K0 #239 CH4 Sc aling func tion Digital V alue 5 { K0 #240 Outpu t CH 1 Scali ng f[...]

  • Page 44

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-12 7.2 Details of buffe r memories 7.2.1 BFM 0 input mode specification (READ/WRITE) BFM 0 specifies the inp ut mode of CH1 to CH4. T he BFM consists of a 4-d igit he xadecimal code, where one digit is assigned to each input channel. The range f or each digit is a He x v alue betw een 0 to F .[...]

  • Page 45

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-13 8: V oltmeter displa y mode (-100mV to + 100 mV) (Displa y ran ge -10000 to +1 0000) 9: Scaling func tion V oltage in put mode (-10 to +10 V) (maxim um Displa y range -32768 to +32767); def ault = -32640 to +32640 A: Scaling functi on Current input mode (4 to +20 mA) (maximum Displa y rang [...]

  • Page 46

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-14 7.2.2 BFM 1 output mode specification (READ/WRITE) BFM 1 specifies the output mode of t he analog output CH1 . The BFM consists of a 4-digit he xadec imal cod e , wh ere only the lowest digit is assigned t o the an alog o utput cha nnel. Th e r ange f or the d igit is a He x v alue betwe en[...]

  • Page 47

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-15 The out put ch aracter isti cs such as the offs et and gain set tings a re aut omatica lly ch anged dependin g on the setti ngs of B FM 1. A m ode ch ange in B FM 1 will a lso af f ect the se ttings o f BFM 45 (offse t data), BFM 55 (gain data), and BFM 240 to 249 (Scaling fu nction data). [...]

  • Page 48

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-16 7.2.3 BFM 2 to BFM 5 Numbe r of av eraging times (READ/WRITE) The n umber of a ver aging times of BFM 2 to BFM 5 s pecify the n umber of sample s that is used to calcul ate the av erage v alues which are d ispla yed in BFM 6 to BFM 9. The setting range of the n umber of a v eraging ti mes i[...]

  • Page 49

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-17 7.2.4 BFM 6 to BFM 9 A veraged Input Channel data (READ only) The a v erage A/D con v ersion data of each input channel is displa yed i n B FM 6 to BFM 9. The num ber of samples to calcula te the a v er age data is infl uenced by the setting i n B FM 2 to BFM 5) described abo ve . The data [...]

  • Page 50

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-18 7.2.9 BFM 18 hold/ reset analog output when PLC is stopped (READ/WRITE) If BFM 18 is 0, while the PLC base unit is in Stop mode the v alue of BFM15 (v alue of BFM14 + direct ou tput function) will be output. If the d irect output functio n is activ e, the output v alue will be contin uously[...]

  • Page 51

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-19 7.2.10 BFM 19 setting change enab le/disable (REA D/WRITE) BFM 19 per mi ts or proh ibits th e change of the I/O ch aracter isti cs f or th e f ollowing fun ctions: BFM 0 (input c hanne l mode se ttings) BFM 1 (output ch annel mod e settin gs) BFM18 (hold /reset last v alue outpu t) BFM 20 [...]

  • Page 52

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-20 7.2.11 BFM 20 Initialization function (reset all v alues to default) (READ/WRITE) BFM 20 will re set the FX 2N -5A to the f actor y def ault. By initialization, the modes, a v erage numbers , offset/gain settings, direct output control function, low er/uppe r-limit settings, Scaling functio[...]

  • Page 53

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-21 7.2.12 BFM 21 Writes I/O characteristi cs (offset/gain Scaling function setting) (READ/WRITE) The b0 to b4 bi ts of BFM 21 are assig ned to each channel of the FX 2N -5A. (Bi t 4 is assing ned to the anal og outp ut c hannel, bit 3 is assi gned t o input chan nel 4, bit 0 is assig ned to in[...]

  • Page 54

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-22 7.2.13 BFM 22 Con venient functions settin g (READ/WRITE) The functio ns descr ibed belo w are assigned to b0 to b3 of BFM 22. When a b it is set ON, the assigned func tions become v a lid. Other bits, not specified by the v alues below , will simply be ignored b y the modul e if the y are [...]

  • Page 55

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-23 b8 to b11: s witch off r ange o v er/range under alarm f or corresponding input channel The v alue of BFM 22 is s tored non-v olatile in the internal EEPROM. The re is a saf ety function to pro tect t he int er n al EE PR O M from being dest ro yed b y a ccident ally wr iting the sa me v a [...]

  • Page 56

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-24 Example: V alue in BFM 23 is s et to H1234. Output v alue (BFM 15) = BFM 14(T O) - BFM 10 - BFM 7 + BFM 12 + B FM 9 If at least o ne He x digit in BFM 23 i s set to a He x number betw een 1 and 4, aft e r calculati ng of the digital o utput value in BFM 15, t he offset/ gain sett ing calcul[...]

  • Page 57

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-25 7.2.16 BFM 25 Filter -lev el selection re gister (READ/WRITE) The f ollo wing T able shows th e possib le v alues of BFM 25 f or using the dig ital Filter of t he FX 2N -5A-De vice: Table 7.2: Bit assignment in BFM 2 5 Bit No. Channel No. Description b0 CH1 to CH4 Filter : 0 = off 1 = 2nd l[...]

  • Page 58

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-26 F or mula f or filter c ut-off frequency f L : f L = F 1 /(sampling time × no . of a ctiv e channels ) [Hz] with cut-off freque ncy f actor F 1 =0.1, 0.05, 0 .025 or 0.01. There are two filter parameters that can be changed, the filter-l e v el and the cut-off frequency . This sel ection i[...]

  • Page 59

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-27 A/D con v ersion v alue when input filter is used. Time Analog value Digital value When input filter is used The change of the A/D conversion v alue becomes s mooth. It is smooth when numerical value at leve l is large. Time The change in sho rter width t han cut-off frequency is disregarde[...]

  • Page 60

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-28 7.2.17 BFM 26 Upper/lo wer limit v a lue alarm sta tus (READ onl y) If the upper/lo wer limit v alue detection function (BFM 22 b0, b1) is used, the detection results are written to BFM 26. The lo wer l imit v alue alar m or th e upper li mit v alue alar m of eac h channel is a ssigned to e[...]

  • Page 61

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-29 Table 7.4: Bit assignment in BFM 2 6 Bit No. Channel No. Description b0 CH1 av e r age data lower limit v alue alar m b1 av erage data upper limit value alarm b2 CH2 av e r age data lower limit v alue alar m b3 av erage data upper limit value alarm b4 CH3 av e r age data lower limit v alue [...]

  • Page 62

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-30 7.2.18 BFM 27 A/D data sud den cha n ge detection status (READ onl y) When the su dden change detect ion function is used, the detection resul t is wr itten to BFM 27. The sudden change detection is ac tivate d, if the v alues in BFM 91 to BFM 94 are bigger than 0. The sudden change detecti[...]

  • Page 63

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-31 Table 7.5: Bit assignment in BFM27 Bit No. Channel No. Description b0 CH1 a verage data sudden change error in - direction b1 a verage data sudden change err or in + direction b2 CH2 a verage data sudden change error in - direction b3 a verage data sudden change err or in + direction b4 CH3[...]

  • Page 64

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-32 7.2.19 BFM 28 Scale o ver status (READ/WRITE) When the a nalog input v al ue of each ch annel (BFM 10 to BF M 13) is outsi de the maximum r ange of the A/D con v er ter , ar ange error alarm is wr itten to BFM 28. This will also happen if a sensor is disconnec ted and ±100mV mo de has been[...]

  • Page 65

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-33 Table 7.6: Bit assignment in BFM28 Bit No. Channel No. Description b0 CH1 Scale o v er : Less than lo wer limit and disconn ection detection b1 Scale o v er : More than upp er limit b2 CH2 Scale o v er : Less than lo wer limit and disconn ection detection b3 Scale o v er : More than upp er [...]

  • Page 66

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-34 7.2.20 BFM 29 Err or status The error inf or mation is assign ed to each bit of BFM 29. Table 7.7: Bit assignment in BFM 2 9 Bit No. Assignm ent Description b0 Error dete cted b0 is ON if at leas t one output of b1 to b5 is ON. b1 Offset/gain set value error or Scaling function setting erro[...]

  • Page 67

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-35 b10 Numbe r of a v eragi ng times set ting err or Number of a ver aging times is incorrectly set.Set it within range from 1 to 256. If the no . of av erage data was set to a value outside th e range of 1 to 256, the co rresponding BFM was set to 1. In this case, the direct conv ersion value[...]

  • Page 68

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-36 The error b1 ap pears when: - in v oltage-mod e: offs et data > 5000 gain data < -5000 gain data - offset data < 1000 - in current-mode: offset data > 10000 gain data < -10000 gain data - offset data < 1000 All errors e xcept b2 and b3 will be cleared au tomatically , when[...]

  • Page 69

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-37 7.2.21 BFM 30 Model ID code (READ only ) BFM 30 stores the fix ed v alue K1010. Write attempts b y T O instr ucti on are ignored. 7.2.22 BFM 31 to BFM 40 reser ved 7.2.23 BFM 41 to BFM 44 Analog input Offs et data (READ/WRITE) Input Offset dat a: Analog input v alue when th e digital v alue[...]

  • Page 70

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-38 7.2.25 BFM 51 to BFM 54 Analog Input Ga in data (READ/WRITE) Input Gain data : Analog input v alue when the digital v alue is 16000 (or 1000 i n mode 4). The offset d ata and the gain data f or each channel can be set independen tly . The set value is wr itten in "mV" f or v olt a[...]

  • Page 71

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-39 Setting range Ho we v er , the actual eff ectiv e input ra nge is "-10 to +10 V", "-20 to +20 mA ", "4 to +20 mA" or "-100 to +1 00mV". Table 7.9: Setting range Voltage input (+/-10V) Current input Voltag e input (+/- 100mV) Offset data -32000 to +500[...]

  • Page 72

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-40 7.2.26 BFM 55 Analog output Gain data (READ/WRITE) Output Gain data : Analog output v oltage or current if digital input in BFM 14 is 16000 (o r 1000 as stated in t ab l e below) def ault g ain v alue f or voltage mode (-10V/ +10V) is 5V (=K5 000), f o r current mode (4 - 20mA) is 12mA(=K12[...]

  • Page 73

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-41 7.2.27 BFM 71 to BFM 74 Lo wer limit, alarm set v alue (READ/WRITE) 7.2.28 BFM 81 to BFM 84 Upper limit, alarm se t value (READ/WRITE) The upper/low er limit v alue of the alar m detection function (BFM 22 b0, b1) is written to the low er limit value of each channel fr om BFM 71 to BFM 74 a[...]

  • Page 74

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-42 A: Scaling fun ction current input mode -32768 to +32767 B: Scaling fun ction voltage input mode -32768 to +327 67 C to E: It is not possib le to set. In v alid F: No input channel use Inv alid Input mode (BFM#0) Range of se tting[...]

  • Page 75

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-43 7.2.29 BFM 91 to BFM 94 Su dden c hange detection se t v alue (READ/WRITE) When using the sud den change detection func tions , the set va lue to judge the sudden change is written to BFM 91 to 94. If the v alue is 0, the f unction is disab led. The v alid setting r ange is betw een 0 and 3[...]

  • Page 76

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-44 7.2.30 BFM 99: Clear s upper/lower limit v alue err or and sudd en change detection err or (READ/ WRITE) The commands to clear the lo wer li mit v alue error , upper limit v alue error and s udden change detection error are assigned to the l ow er three bits of BFM 99. When a bi t is set ON[...]

  • Page 77

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-45 7.2.31 BFM 101 to BFM 108 P eak v alue (minim um valu e) (READ only) 7.2.32 BFM 111 to BFM 118 P eak v alue (maxim um v alue) (READ onl y) When the peak v alue hold function (BFM 22 b2,b3) is used the mi nimum a v erage v alues of the data (BFM 6 to BFM 9) of each channel is written from BF[...]

  • Page 78

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-46 7.2.33 BFM 109: P eak v alue reset flag (minimum v alue) (READ/WRI TE) 7.2.34 BFM 119: P eak v alue reset flag (maxim um v alue) (READ/WRITE) When t he pe ak v a lue hold fu ncti on (B FM 22 b2 , b3) is use d, BF M 109 cl ears the pe ak v alue (minim um v alue) stored in BFM 101 to BFM 108,[...]

  • Page 79

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-47 7.2.35 BFM 200 to BFM 249 Scali ng function (READ/WRITE) The Scalin g function enab les an analog input or output cur v e , f or processes that a re not linear ov er the whole da ta range . The user can sp ecify up to 5 analog/dig ital v alues, that will define an input char acter istic cur[...]

  • Page 80

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-48 Scaling function se tting procedures The Scaling function is set acc ording to the f ollowing procedure. 1) Please mak e a set change in the I/O char acter istic per mission (BFM 19=K1). ↓ 2) Please wr ite the mode whi ch uses the Scaling function in BFM0 and BFM1. ↓ 3) Please wr ite th[...]

  • Page 81

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-49 Program example when Scal ing function is used Set change permi s sion of I/O characteristic Input mode setti n g Analog input CH1 is set i n Scaling function Analog scale value of change point 1 Digital value of change point 1 Digital value of change point 2 Analog scale value of change po[...]

  • Page 82

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-50 Reading of average value data of analog input CH1 (Average value of CH1 → D106) Reading of imm e diate data of analog input CH1 (I mmediate data of CH1 → D110) Reads the sca le over status BFM#28 → D128 Reads the error status BFM#29 → D129 M8000 RUN monitor END D106 FROM K0 K6 K1 D1[...]

  • Page 83

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-51 • The r ange in whi c h the analog sca le v alue and digital v alue can be set v aries according to the I/O mode selected f or BFM0 and BFM1. When setting t he analog scale v alue, write the v alue con ve r ted to percentag e (1/100). Example: When input mode 9 (scaling-func tion voltage [...]

  • Page 84

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-52 Setting range of analog input Set BFM 0 to 9 Set BFM 0 to A Analog sca le v alue : -10000 to +10000 Analog scale v alue: 2000 to 10000 Digital v alue : -32768 to +32767 Digital v alue : -32 768 to +32767 Digital value 32767 -10000 (-10V) -32768 10000 (10 V) 0 Change point 1 Change point 2 C[...]

  • Page 85

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-53 Set BFM 0 to B Analog sca le v alue : -10000 to +10000 Digital v alue : -32768 to +32 767 Digital value 32767 -10000 (-100mV) -32768 10000 (100mV) 0 Change point 1 Change point 2 Change point 3 Change point 4 Change point 5 Analog sca le va lue (U nit : 1/1 00 %)[...]

  • Page 86

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-54 Setting range of analog output Set BFM 1 to 9 Set BFM 1 to A Analog sca le v alue : -10000 to +10000 Analog sc ale v alue: 0 to 10000 Digital v alue : -32768 to +32767 Digital v alue : -32 768 to +32767 Digital value 32767 -10000 (-10V) -32768 10000 (10 V) 0 Change point 1 Change point 2 Ch[...]

  • Page 87

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-55 • The v alue which can be set d epends on the s election of BFM 0 a nd 1. Analog v alues and digit al v alues outside the range selected b y BFM 0 and 1 are set, thus, offset/gain s et v alue error (BFM 29 b1 ) will occur . • Please set ana log v alues and digital v alues in Change poin[...]

  • Page 88

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-56 • When using K0 a s a change point settin g val ue, the su bsequent change point v alue m ust the larger in bo th the "Digital v alue" and "Analo g scale v alue". (See figure 2.) • The I/O t o be entered f or each chann el should f all within the range of the analog [...]

  • Page 89

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-57 The figure be low sho ws the e xample f or an analog i nput. BFM#206:10000 BFM#207:425 BFM#200:-10000 BFM 201 :50 BFM#202:-4000 BFM#203:275 BFM#204:3000 BFM#205:375 Calculated Digital Value Analog Input Sc ale Value (% of maximum range) Example for the Analog Input Non Linearity function 50[...]

  • Page 90

    FX2N-5A Special function block Buffer Memor y (BFM) 7 7-58 If the Scaling f unction is selec ted, the analog m odule will retur n the f ollo wing v alues in BFM 10: analog inp ut val ue: x < -10000: y = const. 50 (r ange error is entered in BFM28) analog inp ut val ue: -10000 < x < -4000 y = 0.0375 * x + 425 analog inp ut val ue: -4000 <[...]

  • Page 91

    Adjustment of I/O Characterist ics 8 8-1 8. Adjustment of I/O Characteristics The f actor y , the FX 2N -5A has sta ndard I/O chara cter istics in accordan ce with each input mode (BFM #0, BFM #1 ) set as the f actor y def ault. In the v oltage input mo de and current inp ut mode, adju st the standard I/O c haracteristics f or each channel. (The us[...]

  • Page 92

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-2 Input c haracteristics 0. V oltage input, -1 0 to 10V → -32000 to +32000 1. Current input, 4 to 20 mA → 0 to 32000 Digit al val ue -10 10 32000 Approx .327 67 Approx . 10.24 0V Approx . -10.24 0V -32000 Approx .-327 68 Input volta ge (V) Digital value Input current (mA) 0[...]

  • Page 93

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-3 2.Curr ent inpu t, -20 to 20mA → -32000 t o +320 00 3.V oltage input, -100 to 100mV → 320 00 t o + 3 20 00 4.V oltag e input, -100 t o 100mV → -2000 to +2 000 5. V oltmeter mode, di rect d ispla y , -10 t o 10 V Digit al val ue -20 20 32000 Approx .327 67 Approx . 20.48[...]

  • Page 94

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-4 6. Direct current in put, 2 to 20mA 7. Direct current inp ut, -20 to 20mA 8. Direct v oltage input, -100 to 100mV Digit al val ue Input curre nt (mA) 04 2 0 20000 4000 2000 2 Approx . 20478 Approx . 20.47 8mA Digit al val ue -20 20 20000 Approx .204 78 Approx . 20.47 8mA Appr[...]

  • Page 95

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-5 Output charac teristics 0.V oltage output, -32 000 to +32000 → -10 to 1 0V 1.V oltage output, -200 0 to +2000 → -10 to 10V Digit al valu e -10 10 32000 Approx .10. 240 Approx .327 67 Approx .-327 68 -32000 Approx .-10. 240 Output Vol tage (V) Digit al valu e -10 10 2000 A[...]

  • Page 96

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-6 2. Current output , 0 to 32000 → 4 to 20mA 3. Current output, 0 to 10 00 → 4 to 20mA 4. Current output , 0 to 32000 → 0 to 20mA 5. Current output, 0 to 10 00 → 0 to 20mA Digit al val ue Output cu rrent (m A) 0 4 20 32000 Approx . 32767 Approx . 20.38 Digit al val ue O[...]

  • Page 97

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-7 6. Analog v alue direct outp ut, -10 to 10V 7. Analog v alue direct output , 4 to 20mA 8. Analog v alue direct output, 0 to 20mA Digit al valu e -10 10 10000 Approx .10. 239 Approx .102 39 Approx .-102 40 -10000 Approx .-10. 240 Output Vol tage (V) Digit al v alue Output curr[...]

  • Page 98

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-8 8.2 A djustment o f I/O c haracteri stics Adjust the I/ O characte r istics using the b uff er memor ies in the FX 2N -5A. At first, write the input/output mo de to BFM #0 and BFM #1, wr ite the offset data to BFM #41 to BFM #45, the n wr ite the gain data to BFM #51 to BFM #[...]

  • Page 99

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-9 Figure 8.1: Example pr ogram The I/O character istics can be wr itten (BFM #21) to one channel at a time , or two or more channels at a time. M10 0 K0 K0 H1600 K1 TO K0 K1 H0001 K1 TO K0 K41 K0 K1 TO K0 K51 K6000 K1 TO K0 K44 K0 K1 TO K0 K54 K10000 K1 TO K0 K21 H001B K1 Speci[...]

  • Page 100

    FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-10 MEMO[...]

  • Page 101

    Example program 9 9-1 9. Ex ample pr ogram 9.1 Pr ogram example f or an alog input/output The secti on introduces an e xample prog r am to manipu late analog input/output using the FX 2N -5A. Condition System configuration: The FX 2N -5A (unit No . 0) is con nected a s a spec ial fu nction b l oc k neare st to th e FX 0N / FX 1N /FX 2N /FX 2NC Ser [...]

  • Page 102

    FX2N-5A Special function b loc k Example program 9 9-2 Figure 9.1: Example pr ogram M8002 K0 K0 H1100 K1 K0 K1 H0000 K1 K0 K10 D110 K4 K0 D114 Spec ifi es t he input mode of CH1 to CH4. Spec if icat ion of a nalog o utput c hannel' s outpu t mo de. Ave rage val ue data rea ding of CH1 to CH4. (CH1 → D106, CH2 → D107. . . CH4 → D109) Imm [...]

  • Page 103

    FX2N-5A Special function b loc k Example program 9 9-3 Reading of error st atus (BFM#29 → M120 to M135) K0 K28 H0000 K1 K0 K29 K4M120 K1 M200 M8000 RUN monitor Clears t he s cal e over error FNC 79 TO END FNC 78 FROM K4M120 K4Y 0 10 FNC 12 MOV Output of error stat us b0 → Y010 b1 → Y011. . . b15 → Y027 X001 M200 Clears t he s cal e over err[...]

  • Page 104

    FX2N-5A Special function b loc k Example program 9 9-4 9.2 Outline of FROM/T O commands FX 2N -5A reads and writes FR OM/T O commands of PLC . FR OM/T O commands are outlined a s f ollo ws. • When X010 and X011 are OFF , the tr ansf er is not e x ecuted and the data of the tr ansf er destination does not v ar y . F or details , ref er to the FX S[...]

  • Page 105

    Appendix A A-1 Append ix A: Assoc iated Man uals Li st F or fur ther inf or mation manua l about FX Series, ref er to f ollow ing tab le: T able A-1: Fur ther Inf ormation Manual Manual Name Manual No. Description FX 0 /FX 0N Hard w a re Manual JY992D47501 This manual contains hardware e xplan ations of wir ing, installation and sp ecifications f o[...]

  • Page 106

    FX2N-5A Special function b loc k Appendix A A-2 FX Progr amming Manual JY992 D48301 This manual con tains i nstru ction e x planations for the FX 0 , FX 0S , FX 0N , FX, FX 2C , FX 2N and FX 2NC Series progra mmable controllers . FX Progr amming Manual ΙΙ JY992D88101 This manual con tains i nstru ction e x planations for the FX 1S , FX 1N , FX 2N[...]

  • Page 107

    [...]

  • Page 108

    HEAD OFFICE: TOKYO BUILDING, 2-7- 3 MARUNOUCHI, CHIYODA- KU, TOKYO 100-8310, JAPAN HIMEJI WORKS: 840, CHIYODA CHO, HIMEJI, JAPAN JY997D1 1401D (MEE) Effective Sep tember 2008 Specificatio ns are subject to chan ge without notice. USER’S MANU AL FX 2N -5A Special fu nction b loc k MODEL FX2N-5A-U-E MODEL CO DE 09R6 16[...]