HEC-OM-S002
Chapter 4 System Set-up
4.5 Setting of Values
4-6
z Alarm indication on the display
Indicator Content
SV
PV
Shown when a temperature sensor is
opened.
PV
SV
Shown when a temperature sensor is short
circuited.
PV
SV
Shown when Controller has a memory error.
SV
PV
Shown when Controller has an A/D
conversion error.
3. Content of the alarm when the ALARM LED lights up
• When the Controller output voltage decreases.
• When the number of Controller fan revolutions decreases.
• When the thermostat of the Liquid Tank is operating.
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