Campbell CS655 Manuel d'utilisateur

Model HFP01SC Self-CalibratingSoil Heat Flux PlateRevision: 9/13Copyright © 2002-2013Campbell Scientific, Inc.

Model HFP01SC Self-Calibrating Soil Heat Flux Plate The location of the heat flux plates and thermocouples should represent the area of study. If the

Model HFP01SC Self-Calibrating Soil Heat Flux Plate TABLE 6-1. Datalogger Connections for a Single-Ended Measurement Description Color CR10X CR

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 6.2 Wiring Connections to Campbell Scientific dataloggers are given in FIGURE 6-1, TABLE 6-1, and

Model HFP01SC Self-Calibrating Soil Heat Flux Plate Heater Resistor Signal #1 Yellow 19H Heater Resistor Signal Reference #1 Purple Shield #1

Model HFP01SC Self-Calibrating Soil Heat Flux Plate Dim V_Rf(4) Dim V_Rf_run(4) Dim V_Rf_180(4) Dim shf_cal_on As Boolean Dim sw12_state As Boolean &

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 6.3.2 Example 2. Sample CR10(X) Program Using a Single-Ended Measurement Instruction TABLE 6-4 p

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Load in the factory calibration. ; 3: If (X<=>F) (P89) 1: 3 X Loc [ cal ] 2:

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 14: Average (P71) 1: 1 Reps 2: 1 Loc [ shf ] 15: Do (P86) 1: 29 Set Inter

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Measure voltage across current shunt resistor (10 ohm 1% 0.25 W 50 ;ppm/deg C) during calibration

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 19: Z=X-Y (P35) 1: 9 X Loc [ work ] 2: 5 Y Loc [ mV_180 ] 3: 9 Z Loc [

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;{CR23X} ; *Table 1 Program 01: 1 Execution Interval (seconds) ;Measure HFP01SC on smaller ran

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Apply custom calibration to the raw soil heat flux measurement. ; 9: Z=X*Y (P36) 1: 2 X Lo

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Perform in-situ calibratation. ; 2: If time is (P92) 1: 1 Minutes (Seconds --) into a 2:

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 13: Do (P86) 1: 218 Set Flag 18 Low ;Compute in-situ clibration. ; 14: Z=X (P31) 1: 2

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 6.3.4 Example 4. Sample CR10X Program Using External Power and Relay TABLE 6-6 provides the sens

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;{CR10X} ; *Table 1 Program 01: 1 Execution Interval (seconds) ;Measure HFP01SC on smallest r

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 7: Z=F (P30) 1: 1 F ;<- Enter the unique calibration for plate 4 here. 2: 0 Exponent

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Do not include that calibration data in the soil heat flux. ; 20: If Flag/Port (P91) 1: 18

Model HFP01SC Self-Calibrating Soil Heat Flux Plate ;Used to filter data during and after calibration. ; 7: Do (P86) 1: 18 Set Flag 8 High 8:

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 19: Z=X (P31) 1: 7 -- X Loc [ shf_mV_1 ] 2: 31 -- Z Loc [ mV_end_1 ] 20: Z=X*Y (

Warranty “PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. are warranted by Campbell Scientific, Inc. (“Campbell”) to be free from defects in materi

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 9 shf_mV_3 1 0 1 10 shf_mV_4 1 0 1 11 shf_mV_5 1 0 1 12 shf_mV_6 1 0 1 13 cal_1 5 5 3 14 c

Model HFP01SC Self-Calibrating Soil Heat Flux Plate θρρθmwbv= (2) where CS is the heat capacity of moist soil, ρb is the bulk density, ρw is the dens

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 26 TABLE 6-8. Hukseflux and Campbell Scientific Variable Names Description Hukseflux Campbell

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Table of Contents ii 6-5. Wiring for Example 3... 13 6-6. Sensor Wiring for Exa

Model HFP01SC Self-Calibrating Soil Heat Flux Plate 1. Introduction The HFP01SC Self-Calibrating Heat Flux Sensor™ measures soil heat flux, typicall

Model HFP01SC Self-Calibrating Soil Heat Flux Plate In order to measure soil heat flux at the surface, several HFP01SCs are used to measure the soil h

Model HFP01SC Self-Calibrating Soil Heat Flux Plate Sensor: Thermopile and film heater Heater Voltage Input: 9 to 15 Vdc Heater Voltage Output: 0 t