Campbell CS655 Manuale Utente Scaricare il pdf (Pagina 22)

Model HFP01SC Self-Calibrating Soil Heat Flux Plate

;Perform in-situ calibratation.

;

2: If time is (P92)

1: 1 Minutes (Seconds --) into a

2: 180 Interval (same units as above)

3: 30 Then Do

3: Z=X (P31)

1: 2 X Loc [ shf_mV ]

2: 4 Z Loc [ mV_0 ]

;Begin heating for calibration.

;

4: Do (P86)

1: 49 Turn On Switched 12V

;Used to filter data during and after calibration.

;

5: Do (P86)

1: 118 Set Flag 18 High

6: End (P95)

;End site calibration three minutes after calibration started.

;

7: If time is (P92)

1: 4 Minutes (Seconds --) into a

2: 180 Interval (same units as above)

3: 30 Then Do

;Measure voltage across current shunt resistor during calibration.

;This measurement is used to compute power.

;

8: Volt (Diff) (P2)

1: 1 Reps

2: 25 5000 mV, 60 Hz Reject, Fast Range

3: 10 DIFF Channel

4: 7 Loc [ V_Rf ]

5: .001 Mult

6: 0 Offset

9: Z=X (P31)

1: 2 X Loc [ shf_mV ]

2: 5 Z Loc [ mV_180 ]

;Turn off the soil heat flux plate heater.

;

10: Do (P86)

1: 59 Turn Off Switched 12V

11: End (P95)

;Stop filtering data.

;

12: If time is (P92)

1: 39 Minutes (Seconds --) into a

2: 180 Interval (same units as above)

3: 30 Then Do

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 33 34

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Campbell CS655 Manuale Utente Pagina 22

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