2 instruction 9 (6-wire full bridge w/excitation), 1 wiring, 2 edlog program – Campbell Scientific CS420 and CS425 PDCR 1830-8388 Pressure Transducer User Manual
Page 16
CS420-L and CS425-L Pressure Transducers
7.1.2 Instruction 9 (6-Wire Full Bridge w/Excitation)
7.1.2.1 Wiring
Datalogger
CS420-L/CS425-L
Excitation
E1
Red (Supply +)
Input
H1
Orange (Monitor +)
Input
L1
Black (Monitor -)
Input
H2
Yellow (Output +)
Input
L2
Blue (Output -)
An. Ground
AG
White (Supply -)
G
Clear
(Shield)
7.1.2.2 Edlog Program
; Measure one 6-wire DRUCK Sensor.
* Table 1 Programs
01: 5
Sec.
Execution
Interval
1: Full Bridge w/mV Excit (P9)
1: 1
Reps
2: 5
2500 mV Slow Ex Range
3: 3
25 mV Slow Br Range
4: 1
DIFF
Channel
5: 1
Excite all reps w/Exchan 1
6: 2500
mV
Excitation
7: 1
Loc
[DEPTH_FT]
8: 2.3529 Mult
9: -0.49
Offset
; Every 60 minutes output the array ID, time,
; and average water depth in feet
2: If time is (P92)
1: 0000
Minutes (seconds --) into a
2: 60
Interval (same units as above)
3: 10
Set output flag high (Flag 0)
3: Real Time (P77)
1: 110
Day, Hour/Minute (midnight = 0000)
4: Average (P71)
1: 1
Reps
2: 1
Loc
[DEPTH_FT]
12