134 am25t, 189 sdm-cs7500 – Campbell Scientific CR23X Micrologger User Manual
Page 163
SECTION 9. INPUT/OUTPUT INSTRUCTIONS
9-29
PARAM.
DATA
NUMBER
TYPE
DESCRIPTION
01:
2
Option / CAO Channel
Number
02:
4
Input Location number
of analog output
magnitude (mV)
Input location read: 1
*** 134 AM25T ***
This instruction controls the AM25T Solid State
Multiplexer for Thermocouples. P134 can
measure thermocouples temperatures or
millivoltage.
PARAM.
DATA
NUMBER
TYPE
DESCRIPTION
01:
2
Repititions
0
Measure
Reference
Temperature
Only
1..25
Measure
AM25T
Channels
02:
2
TC Range Code (Table 9-1)
03:
2
First AM25T Channel
04:
2
Differential Channel
05:
2
RTD Integration/
Excitation Channel (x)
0
Reference
Temperature not
updated
1x 250
usec
integration (no AC
rejection)
2x 60 Hz rejection
3x 50 Hz rejection
06:
2
Clock Control Port
07:
2
Reset Control Port
08:
2
Thermocouple Type (x)
(Table 9-4)
x=0
mV result
x=1..8 Type
TEKJBRSN
9x
Common Mode
Range Check
(See P14)
09:
4
Reference
Temperature Location
10:
4
First Destination Input
Location
11:
FP
Multiplier
12:
FP
Offset
Input location altered: 1 per repetition
*** 189 SDM-CS7500 ***
FUNCTION
This instruction controls and receives data from
the CS7500 LI-COR Open Path Gas Analyzer.
See the CS7500 manual for information on
Instruction 189.
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