Polycold Cryochiller
Host Commands
Installation and Operation Manual
Circuit Configuration Commands
Brooks Automation
214072 Revision B
7-35
EXT_TC_ALARM External thermocouple alarm
Example:
“EXT_TC_ENABLE,1,?” Get the enable state of the circuit 1 external
thermocouple
Interface
RS-232, Ethernet
Purpose:
Get/set the alarm setpoint for the External Thermocouple if enabled.
Alarm is raised if difference between External TC temperature and
Return temperature of circuit is greater than setpoint
Parameter(s):
[nnn.n] or ?
[nnn.n] is temperature difference
Return Value:
[A] or [A][nnn.n]
Data Type:
Double
Default Value:
20
Min: 0
Max: 200
Units:
Deg C
Security Level:
Get: 1
Set: 3
Example:
“EXT_TC_ALARM,?” Get the setpoint for external thermocouple alarm
Interface
RS-232, Ethernet