Campbell Scientific AM416 Multiplexer User Manual
Page 14
AM416 RELAY MULTIPLEXER
8
EXAMPLE PROGRAMS - GENERALIZED PROGRAM LOOPS FOR THE CR10(X), 21X AND CR7.
21X SAMPLE PROGRAM
*
1
Table 1
Programs
01:
60
Sec.
Execution
Interval
ACTIVATES MULTIPLEXER
01:
P20
Set Port
01:
1
Set high
02:
1
Port
Number
BEGINS MEASUREMENT
LOOP
02:
P87
Beginning
of Loop
01:
0
Delay
02:
16
Loop Count
CLOCK PULSE AND DELAY
03:
P22
Excitation
with Delay
01:
1
EX Chan
02:
1
Delay w/EX
(units=.01
sec)
03:
1
Delay after
EX (units=
.01 sec)
04: 5000
mV
Excitation
04:
USER SPECIFIED
MEASUREMENT
INSTRUCTION
ENDS MEASUREMENT
LOOP
05:
P95
End
DEACTIVATES MULTIPLEXER
06:
P20
Set Port
01:
0
Set low
02:
1
Port
Number
CR7 SAMPLE PROGRAM
*
1
Table 1
Programs
01:
60
Sec.
Execution
Interval
ACTIVATES MULTIPLEXER
01:
P20
Set Port
01:
1
Set high
02:
1
EX Card
03:
1
Port No.
BEGINS MEASUREMENT
LOOP
02:
P87
Beginning
of Loop
01:
0
Delay
02:
16
Loop Count
CLOCK PULSE AND DELAY
03:
P22
Excitation
with Delay
01:
1
EX Card
02:
2
EX Chan
03:
1
Delay w/EX
(units=.01
sec)
04:
1
Delay after
EX (units=
.01 sec)
05: 5000
mV
Excitation
04:
USER SPECIFIED
MEASUREMENT
INSTRUCTION
ENDS MEASUREMENT
LOOP
05:
P95
End
DEACTIVATES MULTIPLEXER
06:
P20
Set Port
01:
0
Set low
02:
1
EX Card
03:
1
Port No.
CR10(X) SAMPLE PROGRAM
*
1
Table 1
Programs
01:
60
Sec.
Execution
Interval
ACTIVATES MULTIPLEXER
01:
P86
Do
01:
41
Set high
Port 1
BEGINS MEASUREMENT
LOOP
02:
P87
Beginning
of Loop
01:
0
Delay
02:
16
Loop Count
CLOCK PULSE
03:
P86
Do
01:
72
Pulse Port
2
DELAY
P22
Excitation
with Delay
01:
1
EX Chan
02:
0
Delay w/EX
03:
1
Delay after EX
04:
0
mV
Excitation
04:
USER SPECIFIED
MEASUREMENT
INSTRUCTION
ENDS MEASUREMENT
LOOP
05:
P95
End
DEACTIVATES MULTIPLEXER
06:
P86
Do
01:
51
Set low
Port 1
FIGURE 6. Example Program Loops for CR10(X), 21X and CR7 Dataloggers.