4wpb100, 4wpb1k prt bridge terminal input modules revision: 12/06 c o p y r i g h t © 1 9 9 6 - 2 0 0 6 c a m p b e l l s c i e n t i f i c , i n c . H l ag h l ag h l g.
Warranty and assistance the 4wpb100, 4wpb1k prt bridge terminal input moudles are warranted by campbell scientific, inc. To be free from defects in materials and workmanship under normal use and service for twelve (12) months from date of shipment unless specified otherwise. Batteries have no warran...
I 4wpb100, 4wpb1k 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. Function ........................................................................1 2. Specifications ..........
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1 4wpb100, 4wpb1k prt bridge terminal input modules 1. Function terminal input modules connect directly to the datalogger's input terminals to provide completion resistors for resistive bridge measurements, voltage dividers, and precision current shunts. The 4wpb100 and 4wpb1k are used to provide co...
4wpb100, 4wpb1k prt bridge terminal input modules 2 gnd hi lo rf gnd h l rf = 100 , 1k vx 10k 5% rs hi lo 0.01% figure 2-1. Circuit schematic 3. Wiring the terminal input module is connected to the appropriate channel. The dashed lines in figure 2-1 indicate the sensor wiring. When making 4 wire hal...
4wpb100, 4wpb1k prt bridge terminal input modules 3 table 3-1. 4wpb100/4wpb1k connections to campbell scientific dataloggers function label/lead cr10x, cr510 cr23x, cr1000, cr800, cr850, cr3000 21x, cr7, cr9000x excitation black wire e1 ex1 excitation 1 v1 high h 1h 1h 1h v1 low l 1l 1l 1l ground g ...
4wpb100, 4wpb1k prt bridge terminal input modules 4 650 329.51 753 1507 700 345.13 720 1441 750 360.47 691 1382 800 375.51 664 1328 850 390.26 640 1280 table 4-2. Excitation voltage for 1000 ohm prt in 4wpb1000 based on maximum temperature and input voltage range excitation voltage, mv max. Temp. °c...
4wpb100, 4wpb1k prt bridge terminal input modules 5 4.1 cr10(x) 01: full bridge w/mv excit (p9) 1: 1 reps 2: 23 ±25 mv 60 hz rejection ex range 3: 23 ±25 mv 60 hz rejection br range 4: 1 diff channel 5: 1 excite all reps w/exchan 1 6: 2035 mv excitation 7: 1 loc [ rs_ro ] 8: 1.0 mult 9: 0 offset 02:...
4wpb100, 4wpb1k prt bridge terminal input modules 6 4.3 cr7 1: full bridge w/mv excit (p9) 1: 1 reps 2: 3 ± 15 mv slow range 3: 3 ± 15 mv slow range 4: 1 in card 5: 1 diff channel 6: 1 ex card 7: 1 ex channel 8: 1 meas/ex 9: 4070 mv excitation 10: 1 loc [ rs_ro ] 11: 1.0 mult 12: 0.0 offset 2: tempe...
4wpb100, 4wpb1k prt bridge terminal input modules 7 4.5 cr1000 'cr1000 series datalogger public rs_r0, temp_c datatable (hourly,true,-1) datainterval (0,60,min,0) average (1,temp_c,ieee4,0) endtable beginprog scan (1,sec,0,0) brhalf4w (rs_r0,1,mv25,mv25,1,vx1,1,2035,true ,true ,0,250,1.0,0) prt (tem...
4wpb100, 4wpb1k prt bridge terminal input modules 8 the rtd instruction (16) computes the temperature ( °c) for a din 43760 standard prt from the ratio of the prt resistance at the temperature being measured (r s ) to its resistance at 0 °c (r 0 ). Thus, a multiplier of r f /r 0 is used with the 4 w...
4wpb100, 4wpb1k prt bridge terminal input modules 9 with the prt at 0 °c, r s =r o . Thus, the above result becomes r o /r f , the reciprocal of the multiplier required to calculate temperature, r f /r 0 . By making a measurement with the prt in an ice bath, errors in both r s and r o . Can be accou...
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Campbell scientific companies campbell scientific, inc. (csi) 815 west 1800 north logan, utah 84321 united states www.Campbellsci.Com info@campbellsci.Com campbell scientific africa pty. Ltd. (csaf) po box 2450 somerset west 7129 south africa www.Csafrica.Co.Za cleroux@csafrica.Co.Za campbell scient...
