Analog Comm and Configurable Relays
Use the up/down arrows to scroll through the entire menu (only six lines are displayed at a time). When any
desired feature is highlighted press enter to select it. Enabled features are indicated by
ANALOG COMM - ACOM
Remote Sensor
Remote Start
Remote Setpt
Temp Out
Remote Start
Remote Setpt
Note Enabling analog I/O remote start/stop disables
the chiller's local controller start/stop capability.
Enabling analog I/O remote also overrides serial
communications start/stop commands.
RELAY1
RELAY2
With
or
light the desired error(s) and press enter. Enabled errors are indicated by are indicated by
Warning
Note Except for
requires pressing enter once the condition is corrected.
Low Level
Tank Overflow
Drip Pan Full
Low Temperature
High Temperature
Low Flow
High Flow
Low Resistivity
High Resistivity
High Pressure
Low Pressure
Unit Fault
Pump/Unit Shut Off
Refrig. Shut Off
Limit Fault
Sensor Fault
Thermo Scientific
Low Level
Tank Overflow
Drip Pan Full
volts
volts
volts
highlighted press enter to bring up the corresponding
, errors will automatically clear once the condition is corrected.
RELAY 1
RELAY 2
Remote Setpoint
To change the
Out
input type use the up and down arrows until the
input is highlighted. (The left and right arrows have no
affect in moving the highlight.)
ANALOG COMM - ACOM
RELAY 1
Low Level
Remote Sensor
Tank Overflow
Remote Start
Drip Pan Full
Remote Setpt
Low Temperature
Temp Out
High Temperature
Low Flow
Press enter to get the input type to flash. Use the up
High Flow
and down arrows to bring up the desired input:
Low Resistivity
mv
ma
or
. With the desired input displayed press
High Resistivity
enter again to accept the change.
High Pressure
Low Pressure
Unit Fault
Pump/Unit Shut Off
Refrig. Shut Off
Limit Fault
Sensor Fault
RELAY 2
Low Level
Tank Overflow
Drip Pan Full
Auto Refill Error
Low Temperature
High Temperature
Low Flow
High Flow
Low Resistivity
High Resistivity
High Pressure
Low Pressure
Warning
PM Timer
Comm Error
Sensor Fault
Appendix D
.
Temp
or
volts
volts
volts
RELAY
display. High-
.
Warning
also
ThermoFlex
D-3
,