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2.6 Read Sensor Type
Each channel type can be read using a command of the form: uxxx51 . where xxx = the channel
# in HEX .
Example:
•
u00a51 will return 18, indicating the channel is configured for a type T thermocouple.
2.7 Thermocouple Reference Temperature Alarms
This feature makes use of existing commands to identify any thermocouple channel with a cold
junction reference temperature that deviates from the average of all cold junction reference
temperatures by more than a user defined amount (factory default = 10 ° C). Related commands
are as follows:
Command:
q0c
Query thermocouple reference temperature
Action:
alarms.
Command:
w1901
Set thermocouple reference temperature
Action:
alarms threshold.
Command:
q0e
Query thermocouple reference temperature
Action:
alarms threshold.
Page 16
Model 9046 User's Manual
www.PressureSystems.com
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