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Campbell Manufacturing ET106 manual

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Table of contents for the manual

  • Page 1

    INSTRUCTION MANUAL ET106 W eather S tation Revision: 9/02 Copyright (c) 1993-2002 Campbell Scientific, Inc.[...]

  • Page 2

    Warranty and Assistance The ET106 WEA THER STA TION is w arranted by CAMPBELL SCIENTIFIC, INC. to be f ree from defects in materials an d workm anship un der normal use and se r vice fo r twelve ( 12 ) months fro m date o f shipment unle ss specified othe rwise. Batteries ha ve no warran ty. CA MP BELL S CIENT IFIC, INC.'s obligation un der th[...]

  • Page 3

    i ET 106 Weather Station Table of Contents PDF viewers note: These page numbers refer to the printed version of this document. Use the Adobe Acrobat® bookmarks tab for links to specific sections. 1. Preparat ion and Siting ............................................. 1-1 1.1 Installation T asks ....................................................[...]

  • Page 4

    This is a blank page.[...]

  • Page 5

    1-1 Section 1. Preparation and Siting These guidelines apply to several different Campbell Scientific weather stations. 1.1 Installation Tasks 1.1.1 I ndoor s • Imm ediately u pon receipt of you r shipmen t… ⇒ Open shippin g cartons. ⇒ Check con tents against in voice. Contact CSI im mediately abou t any shortage s. • Several days prior t[...]

  • Page 6

    Section 1. Preparation and Siting 1-2 • UT30 (1 0 meter tow er) tower stations: ⇒ Install 3 to 10 meter level sensors (Section 4) ⇒ Raise tower (Section 2) ⇒ Install instrum entation enclosure (Section 3) ⇒ Install 0 to 3 meter level sensors (Section 4) • ET101 / ET106 ET Stations: ⇒ Place instrum entation en closure low on the ET T o[...]

  • Page 7

    Section 1. Preparation and Siting 1-3 ET Tow e r Tape measu re (12’ to 20’) Cl aw h amme r Leve l (24” to 36”) Hand saw Materials for concrete f orm: (4) 1" x 2" x 12" stakes (2) 2" x 4" x 96" lum ber (12) 8p double- head nails (8) 16p double- head nails 20 ft for m wire ½ Yard concrete Concrete trowel, edger [...]

  • Page 8

    Section 1. Preparation and Siting 1-4 Step ladder (6') Datalog ger prompt s heet (Section 6) Statio n manuals Station log and pen Open end w renches : 3/8", 7/16", ½", (2) 9/16" Socket w rench and 7/16" deep w ell socket Adjustable w rench Pliers Conduit an d associated tools (as required) Felt- tipped mark ing pen Cl[...]

  • Page 9

    Section 1. Preparation and Siting 1-5 1.3 Siting and Exposure If any part of the weather station comes in contact with power lines, you could be killed. Contac t local utilities for the location of bur ied utility lines before digging or driv ing ground rods. Selecting an appropriate site for the w eather station is critical in order to o b tain ac[...]

  • Page 10

    Section 1. Preparation and Siting 1-6 Standard m easurement h eights: 1.5 m ± 1.0 m (AA SC) 1.25 - 2.0 m (WMO) 2.0 m tem perature (EPA) 2.0 m an d 10.0 m for tem perature dif ference (EPA) 1.3.3 Precipitation A rain gag e should b e sited on level ground that is covered with shor t grass o r gravel. In open areas, the distance to obstructions shou[...]

  • Page 11

    Section 1. Preparation and Siting 1-7 REGCOMENDED FeedSENSORS PortlandOr USA Serial 27115 REGCOMENDED FeedSENSORS PortlandOr USA Serial 27115 REGCOMENDED FeedSENSORS PortlandOr USA Serial2711527115 H 10H 10T Height of tree (T) FIGURE 1.3-1. Effec t of Structure on Wind Flow 1.4 Determining True North for Wind Vane Orientation Magnetic declination, [...]

  • Page 12

    Section 1. Preparation and Siting 1-8 Subtract declination f rom 360 ° Add declination to 0 ° 22 E 18 E 16 E 14 E 12 E 10 E 8 E 6 E 4 E 2 E 0 2 W 4 W 6 W 8 W 10 W 14 W 12 W 16 W 18 W 20 W 20 E FIGURE 1.4-1. Magnetic Declination for the Contiguous United States 1.4.1 NSSDC CGM Service The NSSDC CGM (Corrected Geom agnetic) Service prov ides an eas[...]

  • Page 13

    Section 1. Preparation and Siting 1-9 Geographic Alt. CGM IGRF Magnetic Field Dipole Lat. Lo ng. (km) Lat. Lo ng. H(nT ) D(deg) Z(nt) Lat. Lo ng. 42.03 248.15 0. 49.80 311.06 20608. 14.417 50505. 49.68 312.14 Magnetic declination is bold in this exam ple to show its location in the table. A positive declination is east, wh ile a negative declinatio[...]

  • Page 14

    Section 1. Preparation and Siting 1-10 References 1 EPA, (1987). On -Site Meteorolog ical Program Guidance for Reg ulatory Modeling A pplications, EPA-450/4- 87-013. Office of Air Quality P lanning and Stan dards, Research Triang le Park, North C arolina 27711. 2 WMO, (1983). Guide to Met eorological Inst rumen ts and Methods of Observation. World [...]

  • Page 15

    2-1 Section 2. ET Tower Installation DANGER: Do not install near power lines. If any part of the tower comes in contact with power lines you could be KILLED . Contact local utilities for the location of buried utility lines before digging or driving grounding rods. CAUTION: Do not fit the 3 meter ET Tower sections together until the appropriate tim[...]

  • Page 16

    Section 2. ET Tower Installation 2-2 2.1.2 Installation 1. The ET T o wer attaches to a u ser supplied concrete fou ndation constructed as sh own in Figure 2.1- 2. 2. Cons truct the con crete form w ith 2" x 4" lu mber and 16p nai ls. 3. Assem ble the template and anchor bolts. There should be two nuts below and one n ut above the tem pla[...]

  • Page 17

    Section 2. ET Tower Installation 2-3 SIDE VIEW TOP VIEW ANCHOR BOLT FORM FORM WIRE CEMENT PAD SMALL CAVITY 24" 24" 24" TEMPLATE 2" NORTH FORM WIRE FIGURE 2.1-2. ET Tower Base Ins tallation 2.2 Tower Installation 2.2.1 Suppl i ed Components (1) Upper Tower Section (T apered) (1) Low er To wer Section (6) ½ inch Was hers (1) 12 f[...]

  • Page 18

    Section 2. ET Tower Installation 2-4 4. Cut an d save a 9 inch piece of 12 AWG ground w ire from the 12 foot length p rovi d ed . Thr ead the re maining 11 foo t gr ound wire thro ugh the tower. Secure all w iring so it does not slip back into the tow er o r conduit. 5. Place the tow er cap over the tow er end. 6. Raise the tow er o n a still day. [...]

  • Page 19

    Section 2. ET Tower Installation 2-5 2.3.2 Gr oundi ng Pr ocedur e Ground t he tower as shown in Figu re 2.2-1. 1. Place the groun d rod clamp on the rod. Secu re it about 3 inches from the top. Do this before the rod is driven into the ground. Be careful not to damag e the clamp w ith the ham mer 2. Taking care n o t to damage pow er or comm unica[...]

  • Page 20

    Section 2. ET Tower Installation 2-6 This is a blank page.[...]

  • Page 21

    3-1 Section 3. ET Instrumentation Installation The weather station datalogger, power supply, sensor connection panel, communications devices, and data retrieval peripherals are mounted in the ET enclosure at the locations shown in Figure 3-1. Components include: (1) ET Enclosure (1) 4 unit Desiccant Pack (1) Flat Point Screw Driver (1) Power Supply[...]

  • Page 22

    Section 3. ET Instr umentation Installation 3-2 3.1 Enclosure, Datalogger, Power Supply 3.1.1 Battery Option Installation a) Alkalin e Op tio n: The BPALK houses 8 "D" cell batteries. Install it as show n in Figure 3.1-1. Remove the ex ternal circuit board with w ire and connector by loosening the 2 Phillips head screws. Discard the exter[...]

  • Page 23

    Section 3. ET Instr umentation Installation 3-3 3.1.2 Solar Panel Installation FIGURE 3.1-3. Solar Panel Mounting a) Mount the solar panel to the tower u sing the moun ting brackets as shown in Figure 3.1- 3. Mount the solar panel to th e tower so it faces s outh (northern hem isphere). Positio n it as high off th e ground as practical, ensuring it[...]

  • Page 24

    Section 3. ET Instr umentation Installation 3-4 b) Shut off 110 VAC power at the m ain breaker. C onnect the prim ary leads of th e transform er to 110 VAC f ollowin g instru ctions provi ded with the transform er. Connect a tw o-conductor cable to th e secondary term inals of the transf ormer. Route th e cable from the trans former to the ET Enclo[...]

  • Page 25

    Section 3. ET Instr umentation Installation 3-5 e) Strip 1 inch of insulation f rom each end of the 9-inch piece of 12 AWG ground w ire. Insert on e end into the brass g round lug located at the top back of th e enclosure. Curl th e other end and place un der the head of one of the light ning rod clamp bolts. Tighten the bolt. 3.2 Sensor Connection[...]

  • Page 26

    Section 3. ET Instr umentation Installation 3-6 Open 604 Ohm 100 Ohm (LI1200X) (LI190SB) (LI200S) Open 1 K Open (CS500, HMP45C) (CS500, HMP45C) (HMP35C) Open SW 12V 5V (HMP35C) FIGURE 3.2-2. Default Sens or Switch Settings 3.3 Communication and Data Storage Peripherals One com munication s kit can be mou nted to the ET Enclosure back plate. Com mun[...]

  • Page 27

    Section 3. ET Instr umentation Installation 3-7 3.3.1.1 Internal Installation For installation inside the ET Enclosure, the follow ing components are provided in the phone m odem ki t: (1) COM200 or CO M300 Phone Modem (1) 12 inch RJ-11 Patch C ord (1) Mount i ng Bra cket (4) Screw s (1) 12 inch 14 AWG Ground Wi re Instal l the phone m odem as show[...]

  • Page 28

    Section 3. ET Instr umentation Installation 3-8 3.3.2.1 Internal Installation For installation inside the ET Enclosure, the follow ing components are provided in the cell phone modem kit: (1) COM100 Transceiv er, Power Con nector (1) Mount i ng Bra cket (6) Screw s (1) 12 inch Coaxial Patch Cable Install th e phone modem and cellular transceiv er a[...]

  • Page 29

    Section 3. ET Instr umentation Installation 3-9 FIGURE 3.3-2. Cellular Phone Mounting and Connec tion Green Modem Gro und Wi re to Modem “GND” Term i nal Cellular Power Connector RJ11C Patc h Cord Cellular Handset Connector (normally not used) Pow er Indicator (do not press ) RJ11C Interf ace Coax Bulkh ead Connector Battery Motorola M600 Trans[...]

  • Page 30

    Section 3. ET Instr umentation Installation 3-10 3.3.2.2 External Installation The followi ng cellular kit com ponents are used to m ake the external connections : (1) Cellular Anten na (1) 9 foot C oaxial An tenna Cabl e (1) Antenna M o unting B racke t FIGURE 3.3-3. Cellular Phone Antenna Mounting 1) M ount the a ntenna to the E T T ower as sho w[...]

  • Page 31

    Section 3. ET Instr umentation Installation 3-11 3.3.3.1 Internal Installation For installation inside the ET Enclosure, the follow ing components are provided in the short-haul modem kit: (1) SC932C In terface (1) Rad Modem (1) Rad/SC 932C Mountin g Bracket (4) Screw s (1) 12 inch 4- wire pat ch cable Instal l the short- haul m odems as shown in F[...]

  • Page 32

    Section 3. ET Instr umentation Installation 3-12 3) Connect th e 5-foot patch cord to the Rad Modem . Fasten the cable to th e strain relief tab w ith a cable tie. Connect the Rad to the PC's serial port either dir ectly (2 5 p i n por t) o r thr o ugh a 9 t o 25 pin se rial c onver ter. 4) Route the u ser-supplied cable from the remote s p li[...]

  • Page 33

    Section 3. ET Instr umentation Installation 3-13 DO NOT EAT UNITED DESICCANTS-GATES 101CHRISTINE, BELEN, NEW M EXICO 87002 DESI PAK SPECIFICATION M IL-D-3464 TYPE I & II REACTIVATION TIME IN-BAG 16 HOURS AT 2 50 F DESICCANT ACTIVATED BAGGED FOR CONTENTS 4 UNITS PACKAGE USE AND S TATIC DEHUMIDIFICATION DO NOT EAT UNITED DESICCANTS -G ATES 101CHR[...]

  • Page 34

    Section 3. ET Instr umentation Installation 3-14 This is a blank page.[...]

  • Page 35

    4-1 Section 4. ET106 Sensor Arm Installation 4.1 Components (1) ET106 Sensor A rm (1) Met One 034A Wind Sens or (1) 034A Mou nting S haft (1) Radiation Shield 4.2 Installation Install the ET106 Sensor Arm after th e ET Enclosu re is moun ted low on t he ET To wer. Yo u may need to t empor aril y re move co mmunicati ons op tio n. Mount the sens or [...]

  • Page 36

    Section 4. ET106 Sensor Arm Installation 4-2 4.4 034A Wind Sensor Installation Instal l the 034A Win d Sensor as sh own i n Figure 4.4- 1 after the se nsor arm is securely installed. T he wi nd vane is oriented after the datalogger has been program med (Secti on 5), and the location of True North has been determi ned (Section 1.2). Orientation is m[...]

  • Page 37

    Section 4. ET106 Sensor Arm Installation 4-3 4.5 RH and Temperature Radiation Shield Mount the radiation shield to the sen sor arm as shown in Figure 4.4-1. Place the RH and temperature assem bly inside the shield shaft. A ttach the shield to the sensor arm with the tw o screws. 4.6 Pyranometer Level the py ranometer as indicated in Figu re 4 .6-1.[...]

  • Page 38

    Section 4. ET106 Sensor Arm Installation 4-4 Input Loca tion Parameter Norm al Range 1 Battery (Volt) 9.6 to 14 . 0 Vo lts 2 Enclosure Tem perature (°C) Close to air tem perature 3 Air Tem p erature (°C) -40° to +50° 4 Air Tem perature (°F) -40° to +122° 5 RH (%) 0 to 100% 6 Solar Radi ation(kW m -2 ) 0 to 1.2 kW m -2 7 Wind Speed (m ph) 0 t[...]

  • Page 39

    Section 4. ET106 Sensor Arm Installation 4-5 Logan, Utah MADE IN USA ET101 to ET106 FIGURE 4.9-1. Upgrading the ET 101 to an ET106 FIGURE 4.9-2. Modify ing the Pyranometer Plate[...]

  • Page 40

    Section 4. ET106 Sensor Arm Installation 4-6 FIGURE 4.9-3. Ins talling Leveling Screws 4.10 Sensor Schematics Schem atics of ET 106 sens ors and associated con nectors are provided in Figu res 4.10-1, 4.10-2, 4.10- 3, and 4.10-4 for h elp in troubles hooting. Know led ge of the schematics is not n ecessary for routine installation and main tenance.[...]

  • Page 41

    Section 4. ET106 Sensor Arm Installation 4-7 3 Connector Pin Magnetically Activated Reed Switch Wind Speed and Wind Direction Ground Pulse Wind Speed Analog Ground Wind Direction Signal Return Excitation 10K OHM 10K OHM P otentiometer 1K OHM Datalogger Shield 1 2 4 P1 AG 2H E2 G G 5 6 1 2 3 4 5 6 FIGURE 4.10-2. Sc hematic of 034A-LC Wind Speed and [...]

  • Page 42

    Section 4. ET106 Sensor Arm Installation 4-8 1 Not Used Connector Pin Magnetically Activated Reed Switch Tipping Rain Buck et Not Used Not Used Ground Pulse Datalogger Shield 2 4 3 P2 G G 5 6 1 2 3 4 5 6 FIGURE 4.10-4. Sc hematic of TE525-LC Rain Sensor and Connector #5[...]

  • Page 43

    5-1 Section 5. ET Software Installation The ET Evapotranspiration Stations are supported by PC120 "ETPro" for MS-DOS. ETPro is used to write and download the station program, and to retrieve and report data. ETPro works in conjunction with PC208 Datalogger Support Software. PC120 and PC208 each have their own manual, which should be consu[...]

  • Page 44

    Section 5. ET Software Ins tallation 5-2 This is a blank page.[...]

  • Page 45

    6-1 Section 6. Maintenance and Troubleshooting These guidelines apply to several different Campbell Scientific weather stations. 6.1 Maintenance Proper maintenance of w eather station components is essen tial to o btain accurate data. Equipm ent m ust be in good operating condition, wh ich requires a program of regular inspection and mainten ance. [...]

  • Page 46

    Section 6. Maintenance and Tr oubleshooting 6-2 6.1.3 Desiccant Enclosure h umidity is monitored in th e ET Enclosure and MetData1 s ystem s by an RH ch ip incorporated into the connector board. C hange the des iccant packs w hen the enclosu re RH exceeds 35%. The RH chip sh ould be changed ev ery 3 to 5 years . In standard w eather stations, a hum[...]

  • Page 47

    Section 6. Maintenance and Tr oubleshooting 6-3 1 year • Replace anem ometer bearing s. • Calibrate the rain gage. • Cali brate the HMP45C/H MP35C probe. • Check calibration of CS500 RH Probe; replace RH ch ip if necessary . • Check internal RH chip (MetData1 and ET101/106 only ). Replace if >5% off. 2 years • Calibr ate the so lar r[...]

  • Page 48

    Section 6. Maintenance and Tr oubleshooting 6-4 C. Make sure the datalogger is connected to the m odem, and the m od em is properly con figured and cabled (Section 9). At the com puter: D. Make su re the Station File is conf igured correctly (PC208 Manual). E. C heck the cable(s) betw een the serial port and th e modem. If cables have not b e en pu[...]

  • Page 49

    Section 6. Maintenance and Tr oubleshooting 6-5 6.2.5 6999 or 99999 Stored in Final Storage (or Storage Module) A. Final St orage format lim itations exceeded (any num ber larger than 6999 in low resolution, or 99999 i n high- resolution format is stored as the maximum numbe r). Change the d ata l ogger pro gram.[...]

  • Page 50

    Section 6. Maintenance and Tr oubleshooting 6-6 This is a blank page.[...]

  • Page 51

    Thi s i s a bla nk p a ge .[...]

  • Page 52

    Campbell Scie ntific Companies Campbell Scientific, Inc. (CSI) 815 West 1 800 North Logan, Utah 84321 UNITED STATES www.campbellsci.com info@campbe llsci.com Campbell Scientif ic Af rica Pty. Ltd. (C SAf ) PO B ox 24 50 Somers et West 7129 SOUTH AFRICA www.csafrica.co.za sales@csafrica.co.za Campbell Scientific Au st ralia Pty . Lt d. ( C SA) PO B [...]