Campbell Scientific NR01 Net Radiometer User Manual

Page 32

NR01 Four-Component Net Radiation Sensor

Avg

Albedo

Avg Total Net radiation

Avg temperature corrected IR01 Up

Avg temperature corrected IR01 Down

;{CR23X}
;Program Example 3 for CR23X datalogger
;
;*Table 1 Program
01: 2

Execution

Interval

(seconds)

;Measure all four sensor elements with one instruction, use auto-ranging for best resolution
1: Volt (Diff) (P2)
1: 4

Reps

2: 30

Auto, 50 Hz Reject, Slow Range (OS>1.06)

3: 1*

DIFF

Channel

4: 1

Loc [ SR01_up ]

5: 1.0

Multiplier

6: 0.0

Offset

;Apply the individual calibration factors to each component
;with one scaling instruction

;Typical data on the data sheet might be
;Sensor

Sensitivity

uV/W/m^2

;Pyranometer UP SR01

15.35

;Pyranometer DOWN SR01

13.30

;Pyrgeometer UP IR01

8.5

;Pyrgeometer DOWN IR01

8.2

; Multipliers calculated at 1000/sensitivity
2: Scaling Array (A*Loc+B) (P53)
1: 1

Start Loc [ SR01_up ]

2: 65.146 A1

;SR01 up

3: 0

4: 75.18

;SR01 down

5: 0.0

6: 117.65 A3

;IR01 up

7: 0.0

8: 121.95 A4

;IR01 down

9: 0.0

;Measure NR01 temperature

3: Full Bridge w/mv Excit (P9)
1: 1

Reps

2: 32**

50 mV, 50 Hz Reject, Slow, Ex Range

3: 32**

50 mV, 50 Hz Reject, Slow, Br Range

4: 5*

DIFF

Channel

5: 1

Excite all reps w/Exchan 1

6: 4200*** mV

Excitation

7: 5*

Loc [ Temp_C ]

8: 1

Mult

9: 0

Offset