Campbell Scientific HFP01SC Hukseflux Self-Calibrating Soil Heat Flux Plate - Manual (Page 19)

Model HFP01SC Self-Calibrating Soil Heat Flux Plate
6.3.3 Example 3. Sample CR23X Program Using a Differential
Measurement Instruction
TABLE 6-5 provides the wiring for Example 3.
TABLE 6-5. Wiring for Example 3
Description Color CR23X
Sensor Signal White 9H
Sensor Signal Reference Green 9L
Shield Clear
Heater Resistor Signal Yellow 10H
Heater Resistor Signal Reference Purple 10L
Shield Clear
Power Red SW12
Power Reference Black G
;{CR23X}
;
*Table 1 Program
01: 1
Execution Interval (seconds)
;Measure HFP01SC on smaller range.
;
1: Volt (Diff) (P2)
1: 1
Reps
2: 21 10 mV, 60 Hz Reject, Slow Range
3: 9 DIFF Channel
4: 2 Loc [ shf_mV ]
5: 1 Mult
6: 0 Offset
;Measure HFP01SC on larger range.
;
2: Volt (Diff) (P2)
1: 1
Reps
2: 25 5000 mV, 60 Hz Reject, Fast Range
3: 9 DIFF Channel
4: 8 Loc [ shf_mV_a ]
5: 1 Mult
6: 0 Offset
;Load in the factory calibration.
;
3: If (X<=>F) (P89)
1: 3
X Loc [ cal ]
2: 1 =
3: 0 F
4: 30 Then Do
13