Campbell CR23X Dokumentacja Strona 114

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SECTION 8. PROCESSING AND PROGRAM CONTROL EXAMPLES
8-4
12V
G
C1
C2
1H
1L
EX1
2L
EX2
2H
CR23X
AM416
FIGURE 8.3-1. AM416 Wiring Diagram For Thermocouple and Soil Moisture Block Measurements
PROGRAM
* Table 1 Program
01: 600.0 Execution Interval (seconds)
01: Temp (107) (P11)
1: 1 Reps
2: 4 SE Channel
3: 1 Excite all reps w/Exchan 1
4: 1 Loc [ Ref_Temp ]
5: 1 Mult
6: 0 Offset
02: Do (P86)
1: 41 Set Port 1 High
03: Beginning of Loop (P87)
1: 0 Delay
2: 16 Loop Count
04: Do (P86)
1: 72 Pulse Port 2
05: Delay w/Opt Excite (P22)
1: 1 Ex Channel
2: 0 Delay W/Ex (units = 0.01
sec)
3: 1 Delay After Ex (units =
0.01 sec)
4: 0 mV Excitation
06: Thermocouple Temp (DIFF) (P14)
1: 1 Reps
2: 21 ±10 mV Slow 60 Hz
Rejection Range
3: 1 DIFF Channel
4: 1 Type T (Copper-Constantan)
5: 1 Ref Temp Loc
[ Ref_Temp ]
6: 2-- Loc [ TC_#1 ]
7: 1 Mult
8: 0 Offset
07: AC Half Bridge (P5)
1: 1 Reps
2: 13 ±200 mV Fast Range
3: 3 SE Channel
4: 1 Ex Channel Option
5: 200 mV Excitation
6: 18-- Loc [ Soil_#1 ]
7: 1 Mult
8: 0 Offset
08: End (P95)
09: Do (P86)
1: 51 Set Port 1 Low
10: BR Transform Rf[X/(1-X)] (P59)
1: 16 Reps
2: 18 Loc [ Soil_#1 ]
3: .1 Multiplier (Rf)
11: If time is (P92)
1: 0 Minutes (Seconds --) into a
2: 60 Interval (same units as above)
3: 10 Set Output Flag High
12: Real Time (P77)
1: 0110 Day,Hour/Minute
13: Average (P71)
1: 33 Reps
2: 1 Loc [ Ref_Temp ]
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