Cryo-con Model 24C Front Panel Menu Operation
Relay Status Indicators
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Relay is in Auto mode and is clear.
HI
Relay is asserted by a high temperature condition.
LO
Relay is asserted by a low temperature condition.
ON
Relay is in manual mode and is asserted.
OFF
Relay is in manual mode and is clear.
Table 27: digital output Status Indicators
Relay Modes are as follows:
Digital Output Modes
Auto
Relay is controlled by enabled high and low setpoints.
ON
Relay is in manual mode and is asserted.
OFF
Relay is in manual mode and is clear.
Control
Relay is asserted whenever the controller is in Control
mode. Useful in controlling external booster supplies.
Table 28: Digital Output Modes
71
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