User's Manual

Controls and Indicators
332144C 13
Controls and Indicators
Key Name Description
Heater Controls
AA ISO Setpoint Increase Increases the temperature setpoint by one degree in the units selected
within the setpoint limits. Press target key prior to adjusting.
AB ISO Setpoint Decrease Decreases the temperature setpoint by one degree in the units
selected within the setpoint limits. Press target key prior to adjusting.
AC RES Setpoint Increase Increases the temperature setpoint by one degree in the units selected
within the setpoint limits. Press target key prior to adjusting.
AD RES Setpoint Decrease Decreases the temperature setpoint by one degree in the units
selected within the setpoint limits. Press target key prior to adjusting.
AE ISO Heater On/Off Key Turns heater on or off for ISO zone. Also clears heater zone diagnostic
codes, see page 31.
AF RES Heater On/Off Key Turns heater on or off for RES zone. Also clears heater zone diagnostic
codes, see page 31.
AG Actual Temperature Key Press to display actual temperature. Press and hold to display electrical
current.
AH Target Temperature Key Press to display target temperature. Press and hold to display heater
control circuit board temperature.
AJ Temperature Scale Key °F Press to change temperature scale to degrees Fahrenheit.
AK Temperature Scale Key °C Press to change temperature scale to degrees Celsius.
AL Temperature Display Show actual temperature or target temperature of heater zones,
depending on selected mode. Defaults to actual at startup. Range is
32-170°F (0-77°C) for ISO and RES.
Heater Indicators
AM ISO Heater Activity
LEDs flash when heater zones are on. The duration
of each flash shows the extent that the heater is
turned on.
AN RES Heater Activity
LEDs flash when heater zones are on. The duration
of each flash shows the extent that the heater is
turned on.
AO Actual Temperatures Active Actual temperatures are displayed.
AP Target Temperatures Active Target temperatures are displayed.
AR Fahrenheit Units Active Indicates that temperatures are displayed in °F.
AS Celsius Units Active Indicates that temperatures are displayed in °C.
System Controls
AT Heater Power Enables heater control. The switch includes a 20 A circuit breaker.
AU Motor Power Enables motor. The switch includes a 20 A circuit breaker.
AV Motor Pump Control Function Knob Selects operation mode / pressure setpoint. See Motor/Pump Control
Function Knob, page 14.
System Indicators
AW Boost Heat Indicator Indicates boost heat is active.
AX Tank Level Indicator See Tank Level Sensor LED, page 14.
AY System Status Indicator Flashes an error code if alarm or deviation is active. See Motor/Pump
Status Codes, page 14.