Lathem LTR-512 manual

LTR4-512 LTR8-512 LTR8-512M MASTER CLOCK Ins tal le r’ s Guid e[...]

THIS EQ UIPMENT COMPLIES WITH FCC CLASS-B REQ UIREMENTS PUR SUAN T SUB PAR T J OF PART-15 This device c om p lie s with Part 15 of the FCC Ru les. Operati on is subject to the follow ing two c on ditions : (1) this device may no t caus e harm fu l interfer ence, and (2) this device mu st acc ept any interfe rence r ece ived, including interfe rence[...]

Table of C ontents W ELCOM E 1 P ARTS L IST 2 M OUNTI NG THE M ASTER 3 Su rfa ce Mou n t ...........................................................................................................................3 Sem i-F lu sh Mo u nt...................................................................................................................[...]

[4] = Pro gram Sc hed u les ..........................................................................................................18 [5] = Sch edu le Ch anges ............................................................................................................ 19 [6] = Ena ble o r Dis ab le Circu its .....................................[...]

LTRx -512 I ns t al l er ’s Gui de 1 Welcome This Install er’s Guide covers three differ ent M aster Cl ocks . The LTR4-512, the LTR8-512 and the LTR8-512M . Al l t hree un i t s are i nstal l ed and pro gram me d i n si m i l ar f ash ions . T he m ai n di f f erence between t he three uni t s i s t he LTR4-512 has 4 ci rcui t s t hat can b e [...]

LTRx -512 I ns t al l er ’s Gui de 2 Parts L ist Pl ease chec k t hat y o u r ecei ved al l t h e part s needed t o set up y o ur Master : • Master Cl ock (r eady t o surf ace m o unt) • User’s Gui de & Ins t al l er ’s Gui de • Instal l at i o n Hardware Ki t Package o f qui ck- conne cts Package o f m o untin g screws an d 2 extr [...]

LTRx -512 I ns t al l er ’s Gui de 3 Mounting the Ma ster The Master co m es ready t o surf ace m o unt o n the wal l . Ho wever, y o u can al so i nstal l t he Master i n a st an dard 19" rack, recess the po wer suppl y in t o t he wal l o r hi de t he power suppl y i n t he f l o o r o r cei li n g and h ang onl y t he di spl ay uni t o n [...]

LTRx -512 I ns t al l er ’s Gui de 4 To surface m ount t he Master • Pl ace t he Master o n i t s bac k wi t h t he di spl ay uni t f aci ng up and the key pad t o t he ri ght • Rem o ve t he t wo screws f r o m j ust above t he di spl ay uni t • Li f t t he di spl ay uni t u p and away f ro m y o u. No t e t hat t wo r i vets at t he bot t[...]

LTRx -512 I ns t al l er ’s Gui de 5 t he rib bon cab l e plugged i n. For Sem i-F lus h m ount s, r em o ve the green comm un ic ations pl ug f r om the back of the di spl ay uni t, so it can si t fl at agai ns t t he wal l . Swi ng the t wo hoo ks o n t he back of the uni t up an d hoo k t hem o ve r t he bot t o m edge o f the bac k box. Yo u [...]

LTRx -512 I ns t al l er ’s Gui de 6 Rack Moun t The LTR8-512 and LTR8-512M co m e wi t h t wo L-shaped b r ackets (o pt i o nal o n t he LTR4-512) so y o u can i nstal l y o ur Mast er i n a standard 19-in ch rack To in st al l t he Mas t er i n a 19-i nch rack • Pl ace t he Master o n i t s bac k wi t h t he di spl ay uni t f aci ng up and th[...]

LTRx -512 I ns t al l er ’s Gui de 7 • Usi ng these sam e screws, at t ach an “ L” b racket (o r ear) • Repeat t o at t ach t he o t he r ear • Mount t he un i t in t he rack • Fol l o w t he wi ri ng steps i n t he n ex t chapter bef or e at t achi n g t he b ox co ver • Att ach t he f ur ni sh ed co ver t o t he po wer suppl y usi[...]

LTRx -512 I ns t al l er ’s Gui de 8 Note: UL regulations require that you do NOT place high voltage (120V) an d low voltage communication cables in the same conduit or through the same knockout holes • Fol l o w t he wi ri ng steps i n t he n ex t chapter • For t he cl ean est in st al l at i on, m o unt t he di spl ay uni t o ver a st andar[...]

LTRx -512 I ns t al l er ’s Gui de 9 Wiring the Master • W i re t he di spl ay panel and po wer r el ay uni ts for bel l co ntro l and cl o ck sy nch r o ni zati o n. Ref er t o t he di agram s i n Appe ndi x D for m o re det ai l s. Unt il you complete this pa r t of t he wiring, do n ot t urn on t he AC power to P4, and keep the p ower / r el[...]

LTRx -512 I ns t al l er ’s Gui de 10 • W e reco m me nd usi n g st randed wi re i nsi de t he Po wer Suppl y Bo x. St randed wi r e al l o ws f o r a fi rm conne ction to t he Qui ck Co nn ect t ermi n al s. St r ande d wi res are al so l ess l i kel y t o i nter f er e wi t h t he rel ay board co mpone nts. I f y o u m ust use so l i d wi r e[...]

LTRx -512 I ns t al l er ’s Gui de 11 Setting up the Ma ster If you will use th e M aster to sync clock s, you must fir st use rel ays #7 & #8 (term inal block P1) for synching. If you have an LTR8-512 or LTR8-512M and will use a second clock type, you must use rel ays # 5 & #6 ( term inal block P2) for those clock s Bell Zone #1 Bell Zon[...]

LTRx -512 I ns t al l er ’s Gui de 12 [3][3 ][2][5][3][7 ] PASSWORD: 332537 [#] ADMINISTRATOR PASSWORD ACCEPTED Retur n to t i m e and date di spl ay af t er 3 seco nds Not e t hat i f y o u sto p usi ng the key pad f o r o ver 5 m i nutes, y o u m ust re- enter y o ur passwo rd Set t he Dat e and Time • Use Fun ct i o n [1] t o set t he dat e [...]

LTRx -512 I ns t al l er ’s Gui de 13 Enable the Relays • Use Fun ct i o n [6] t o en abl e an y co ntr o l r el ay s t hat y o u wan t t o use The Enab l e Ci rcui t s f unction onl y ena bl es y o u t o use cert ai n rel ay s. It d oes no t t urn t hem o n. Use Fun ct i o n [3] o r [4] t o actual l y t urn o n these rel ay s Press Di spl ay [[...]

LTRx -512 I ns t al l er ’s Gui de 14 [#] SYSTEM TYPE CODE: NN If y o u are usi ng an LTR8-512 o r LTR8-512M and y o u chose a CLOC K1 ty pe o t her t han 00, you wi l l see SELECT CLK2 CODE: NN [0]. .[ 9] Enter t he code f o r CLOCK 2, o r 00, i f n one [#] PRESS [#] IF CORRECT [#] Press [#] t o accept -o r- [*] Press [*] t o cancel and tr y aga[...]

LTRx -512 I ns t al l er ’s Gui de 15 Auto Test the Bell s Use t he Auto Bel l T est f eatur e t o t ur n on al l bel l r el ay s o nce per mi n ut e at t he start o f each m i nut e. Once y o u start t hi s f uncti o n, y o u can t est t he conti nui ty o f y o ur bel l wiri n g ci r cui t s. Use t he “h i dden code” 2355878 [BE LLTST] t o s[...]

LTRx -512 I ns t al l er ’s Gui de 16 You cann o t ch o ose fun ct i on [B] di r ectly . T o enter Comm un ica t i o ns, press [#][ 9][0] [0] [#] Press Di spl ay [#] SELECT FUNCTION CODE [9] Press [9], t hen [0][ 0] P ress [0] t wi ce t o see [B]=COMMUNICATIONS [#] COMMUNICATIONS SETUP SELECT BAUD RATE: [2] 400 -OR- [9] 600 [2] o r [9] Enter [2] [...]

LTRx -512 I ns t al l er ’s Gui de 17 Functions Def ine d [#] St art s t he Pro gr am m in g Functi o ns an d Co nf i rm s Entr i es [*] Ends Pro gram f unc t i o ns an d/o r Cancel s Entri es (exce pt t he “ Qui ck Check”) Quick Check Comm ands Qui ck Check comm an ds dis play sy stem i nf o rma t i o n f o r about 2 seconds. Yo u can press [...]

LTRx -512 I ns t al l er ’s Gui de 18 Onc e y o u enter your passwo rd, y o u can now pro gram y o ur Master unti l it det ect s t hat y o u ha ve n’ t pressed a key f o r 5 m i n ut es. Af t er t ha t , y o u mus t re-enter y our passwor d t o keep pro gram m i ng The adm i ni str at o r p assw o rd 33 2537 [ DEAL ER] al l o ws y o u t o acces[...]

LTRx -512 I ns t al l er ’s Gui de 19 [5] = Schedule Chan ges Use Sche dul e Chan ges t o run sch edul es at a cert ai n date and tim e. Thi s f unc t i o n wo rks m uch l i ke t he Bel l Schedul e Fun ct i o n [4]. E nter your password, t hen press [#][ 5][# ]. Yo u can pro gram up t o 16 ch an ges at a t im e [6] = Enable or Disabl e Circuits T[...]

LTRx -512 I ns t al l er ’s Gui de 20 setup i n f unction [4]=PROGRA M SCHEDULE. E nter y o ur passwo rd, t hen press [#][ 8][#] t o ch an ge a schedul e [9] = Sync Clock s Use t hi s f uncti o n t o quic kl y sy nch ro ni ze any secondary cl o cks. T hi s f uncti o n i s pr i m ari l y used duri ng i ni t i al i ns t al l at i o n o r i f po wer[...]

LTRx -512 I ns t al l er ’s Gui de 21 [D] = Time Calibr ation (Av ai l abl e wi t h Fi rm ware Versi o n 5.02) The Cry st al Osci l l at o r t ha t pr ovi des t he Ti me Base f o r t he Master Cl ock i s o pt im i zed f o r o perat i o n at 25’ C / 75’F, whe re i t wi ll exh i bi t its hi gh est accuracy . Due t o natur al agin g o f the cry [...]

LTRx -512 I ns t al l er ’s Gui de 22 1 = FASTER 2 = S LOW E R To exi t t he Ti m e-Base Cal i brat i o n pro cedure, press ei t her [#] o r [*] . EXAMPL E: Dur i ng i nstal l at i o n, set t he Master Cl o ck’s tim e t o m atch an accurate ref erenc e (Cel l Phone dis pl ay , Com pu t er Netwo r k Ti m e, W W VB Radi o Cl ock, et c.). At t he [...]

LTRx -512 I ns t al l er ’s Gui de Day l i ght Savi ngs Co des 23 APPENDIX A - SPECIFICATIONS ELECTRICAL: Input Vo l t age 120 o r 220 / 240 VAC @ 60Hz o r 50Hz Input Po wer 50 VA m ax (les s t han 0.5A @ 120V) Mem or y / Quart z Ti m e Backup 10 y ear (nom.) Li t hi um Batt ery Bel l / Cl o ck Contr o l Rel ay s 12 0VA C / 28 VDC, 10A , Pl ugg a[...]

LTRx -512 I ns t al l er ’s Gui de Day l i ght Savi ngs Co des 24 APPENDIX B – DAYLIGHT SAVINGS COUN TRY CODES ALB ANIA 02 ENGLAND 01 MAL TA 02 ANDO RR A 02 ESTONIA 02 MONA CO 02 AR MENIA 02 FALKL AND ISLAND S 10 NETHER LANDS 02 AU STRIA 02 FINLAN D 02 NEW ZEALA ND 11 AZER BJAN 02 FRAN CE 02 NOR WAY 02 AZO RES 02 GERMAN Y 02 POL AND 02 BA H AMA[...]

LTRx -512 I ns t al l er ’s Gui de Seco ndary Cl ock Ty pes 25 APPENDIX C - SECONDAR Y CLOCK TYPE CODES Type Des cr iption Page 01 SYNCHRONOUS WIRED 26 01 LA THEM TYPE SS 26 01 CINCINNATI D10 26 01 IBM 77 SERIE S 26 01 SIMPLEX 77 S ER 26 01 SIMPLEX 93- 9 26 01 SIMPLEX 91- 9 26 01 SIMPLEX 941-9 26 01 SIMPLEX 943-9 26 01 SIMPLEX 6310-9231 26 01 ST [...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 26 WIR ING SECONDAR Y CLOCKS TYPE 01 - SYNCHRONOUS WIRED TYPE S I NCLUDE: Lathem Ty pe SS W al l Cl o cks Ci nci n nati D 10 ( 115VAC ), D12 ( 24VAC ) IBM 77 Ser i es Si m pl ex 77 Ser i es, 93- 9, 91-9, 941- 9, 943-9, 6310- 9231 St ro m be rg 3000 All circuits should be fused or pro tect ed[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 27 TYPE 02 - T W O WIRE REVE RSE POLA RITY MINUTE IMPULSE (59 TH MIN.) TYPE S I NCLUDE: Lathem Ty pe ISC ( 2-Wi re) Ci nci n nati D 3 All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 03 - ST ANDA RD E LECTRIC SYNCHRONOUS ( *Ol d St y le : Dual Mo t or[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 28 TYPE 04 - ST ANDA RD E LECTRIC T IME AR -2A TWO W I RE DUAL VOLTA GE All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 05 - T HREE WIRE MINUTE IMPULSE (58 TH MIN.) All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 29 TYPE 06 - SYNCHRONOUS WIRED TYPE S I NCLUDE: Ci nci n nati D 8 Faraday (New St y l e: Mo t o r + So l en o i d) Honey wel l ST402A All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 07 - DUKA NE 24F200 DI GITAL CLOC K S All circuits should be fused o[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 30 TYPE 08 - RAUL A ND 2410 DIGIT AL CLOCK S (24VAC an d 115VAC) 115VAC TYPE All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) 24VAC TYP E All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 09 - SI MPLEX 59 TH MINUTE D[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 31 TYPE 11 - E DW AR DS DUAL MOTOR All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 12 - CINCINNATI ‘D6’ CLOCK S All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 32 - ELECTRONIC CODED CLOCK S Cl o cks run norm al l y wi t h 120 VA C po wer. For any bel l s o r cl o ck co rr ection, t he gen er ato r pr estart rel ay (SK1) fi rst t urns on f o r t he si gnal -gene rat o r t o reach f r equen cy . SK1 t urns on at t he 00 second af t er a pro gr am m e[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 33 TYPE 15 - ST RAIGHT FREQUENCY Cl o ck co rr ecti o n an d bel l ci r cui t op erat i o ns are generated by sequenti al ly appl y in g vari o us frequen ci es o nto t he 120 VAC. Each bel l and cl o ck co rr ection ci rcui t has i t s o wn f requency . Each bel l and cl o ck cor rect i o n[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 34 TYPE 16 - T HREE WIRE MINUTE IMPULSE (59 MIN) W ITH 12-HOUR CORRECTI ON TYPE S I NCLUDE: Si m pl ex 91 and 941 All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 16 - T W O WIRE REVE RSE POLA RITY MINUTE IMPULSE (59 MIN) W ITH 12-HOUR CORRECTI ON All[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 35 TYPE 17 - ST ANDA RD E LECTRIC T IME AR -2 T WO W I RE DUAL VOLTA GE All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 17 - ST ANDA RD E LECTRIC T IME AR -3 T HREE- WIRE IMPULSE All circuits should be fused or pro tect ed b y a circuit b reaker (10 [...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 36 TYPE 18 - NATIONAL SYNCHRONOUS WIRED TYPE S I NCLUDE: Dukane 240 Ser i es Raul an d 2463 S eri es All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 19 - ST ROMBERG SYNCHRONOUS WIRED TYPE S I NCLUDE: St ro m be rg Sy nch ro nous Lathem Ty pe SS W al [...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 37 TYPE 20 - T HREE WIRE MINUTE IMPULSE (44 TH MIN.) All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 21 - CINCINNATI ‘D1’ All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 38 TYPE 22 - DUKA NE SYNCHRONOUS WIRED All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 23 - CONDOR DIGI TAL CL OCK S (Mo del 2412) TYPE S I NCLUDE: Condor 2412 If t he di gi t al cl o cks l o se sy nc wi t h t he LTRx -512, t hen y o u can use f unct[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 39 TYPE 23 - CONDOR DIGI TAL CL OCK S (Mo del 2422) TYPE S I NCLUDE: Raul an d 2422 If t he di gi t al cl o cks l o se sy nc wi t h t he LTRx -512, t hen y o u can use f unction [9]=SYNC CLOCK S t o re- sy nc t hem . All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 40 TYPE 23 - CONDOR DIGI TAL CL OCK S (BAR-A C-4412) If t he di gi t al cl o cks l o se sy nc wi t h t he LTRx -512, t hen y o u can use f unction [9]=SYNC CLOCK S t o re- sy nc t hem . All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 41 TYPE 24 - E DW AR DS SYNCHRONOUS WIRED CLOCK S - TYP E E1 All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 42 APPENDIX D - WIR ING DIAGRA MS Fi g. D1 - TE RMINA L BLOCK ‘P4’ W IRING T HE LTRx-512 FOR 120VAC (nom .) OPERATION 1 2345678 J1 J 2 WHT GRN BLK 120 V AC All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) W IRING T HE LTRx-512 FOR 220/240 VA C (nom .) [...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 43 1 2 3 4 5 6 7 8 Zone 6 Zone 5A Zone 5B P2 V oltage IN Zone 5A & 5B Operate T ogether Fi g. D2 - TYPICAL SI GNA L DEVICE WIRING All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) CKT 7A & 7B Opera te Together. You may use eith er of t h ese cir cui[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 44 Fi g. D3 - COMPUTER CABL E (Fo r Fr ont Acce ss Po r t ) (LTR8-512 and LTR8-512M Only) Fi g. D4 - RS-232 CA BLE (fo r per ma nen t co n n ection t o the Communi cations T erm in al Blo ck) (LTR8-512 and LTR8-512M Only)[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 45 Fi g. D5 - SYNCHING UP TO 60 RS- 485 T IME SYNC DE VICES W ITHOUT A BUFF E R - 1 2 3 4 5 10 1 1 12 1 3 6 7 8 9 TxD Rx D D + D G N D G N D S Y N C D + D - D + D - ~ ~ ~ RS-232 RS-48 5 SYNC OUT SYNC IN 12V~ AC OUT 250ma MODEM HOST C OMMUNICA TIO NS L TR8-512 & LTR8-512M On ly PULS E SYN[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 46 Fi g. D7 – COMMUNICA TION TE RMINA L BLOC K Rear of Display Unit NOTES : 1. Twi st ed-pai r ( Cat- 3/Cat- 5) wi re co nn ect s di r ectl y t o Ter m i nal Bl o ck; up t o 2 wi res per po si t i o n 2. Pul se-sy nc i nput i s sam e as pr o vi ded i n po wer suppl y . One (1) seco nd (m i[...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 47 Use t he si x (6) co nn ect i o ns as f o l lows: RS-485 Sync Time Device Connection • Sy nc In: Termi n al bl o ck pai r used t o recei ve RS-485 sy nch r o ni zati o n f ro m anot her Lathem Master pro duct o r radio sy nc dev i ce, o r t r ans m i t t he LTRx - 512’s own sy nc com [...]

LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 48 Fi g. D8 - POWER SUPPLY T ERMINAL BLOCK S NOTES : 1. Ci r cui t s CKT1... CK T4 desi gna t e bel l co ntr o l s. Ci rcui t pai rs CK T5/CKT6 and CK T 7/CKT8 can f uncti o n as cl ock sy nch ro ni zat i o n ci rcui t s o r as bel l cont ro l s ( Note: CKT1…CKT4 do not exist on the LT R4-[...]

LTRx -512 I ns t al l er ’s Gui de Ins tall in g t he Mo dem 49 APPENDIX E – INSTALL THE OPTIONAL MODEM Instal l at i o n of the o pt i o nal i nter nal m o dem shoul d be perf o rmed b y a tr ai ned and com pet ent el ect ro ni cs techn i ci an. Foll o w t hes e st eps; 1. T urn off t he po wer t o t he Mas t er Cl o ck. Yo u can ei t her acce[...]

LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 50 APPENDIX F – Connecting the LT R-RSS Rem ote Sc hedule Sel ecto r The “ Rem ot e Schedul e Sel ect o r” i s an acces sor y for t he LTR8-512 Master Cont ro l le r and al l ows an Operat o r t o sel ect o ne (1) o f t he ei ght (8 ) po ssi bl e sch edul es st or ed i n the Mas[...]

LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 51 INSTALL ATION To in st al l t he Rem ot e Schedul e Sel ect o r, • Rem o ve t he RSS from i t ’s package and l o cat e t he f o ur (4) co nducto r co nn ect o r ( upper l ef t) and t he di p swi t ch (bo t t om cen t er ) o n t he b ack o f t he ci rcui t board. • Set t he hi[...]

LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 52 INSTALLATIO N DETAIL[...]

LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 53 OPERATIONAL DES CRIPTION To use t he Rem o t e S ch edul e Sele cto r , t he Operato r wi ll f i rst sel ect , vi a t he Ro t ary Swi t ch, whi ch of the Schedul es i s t o be m ade act i ve. The ‘OF F’ po si t i o n m ay be used to de-act i vate all sch edul es Po si t i o ns [...]

LTRx -512 I ns t al l er ’s Gui de Conn ecti ng the LTR-GPS Sat el l i t e Recei ver/Sy nch r o ni zer 54 APPENDIX G – Connecting the LT R-GPS Satelli te Rece iver / Synchro nizer Lathem ’s LTR-GPS i s a Gl o ba l Posi tioni n g Sat el li te recei ver usi ng 12-chan nel s t o access the accurate date and tim e si gna l t r ans m i t t ed each[...]

LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 55 APPENDIX H – POWER SUPPLY SCHEMATICS LTR8 -512 / L TR8-512M LTR4 -512 C3 C4 C5 D11 D10 D9 D12 K1 K2 K3 K4 K6 K7 K8 K5 VMM70 86 R EV . D (C ) 2000 LA TH EM TIME CORP . D3 D4 D5 D 6 C3 C4 C5 D1 1 D10 D9 D12 K6 K7 K8 K5 (C) 2000 LA THEM TIME CORP . VMM7086 REV . D D3 D4 D5 D 6[...]

LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 56 FOR UNITS EQ UIPPED WITH AN INTERNA L MO DEM NOTIC E: This equipm e nt c omplies with Part 68 o f the FCC R ules . O n the mo unting panel of this equipm ent is a label that con tains , among oth er inf ormation , the FCC Reg ist ration Nu mbe r an d Ringer Equivalenc e Nu mb er ([...]

LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 57 Limited One- Year Limited Warr an ty Lathe m w a rr a nts the har dw ar e prod ucts de scribe d in this g uid e again st de fe cts in m aterial and wo r km ansh ip for a pe r io d o f on e yea r from date o f orig in al pur ch a se from Lat he m or from a n authoriz ed Lat he m re[...]

LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 58 A Admin istr a tor p assw ord . .. ... .. .. .. .. .. .. .. .. 11, 17, 18, 19, 20 Au to Be ll Te st ...................................................... 15, 2 2 B B aud R ate ............................................................. 16, 17 B ell s ched ules..................[...]