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10 | © Danfoss | Energy Meters | 2017.03 VUIGN102
Installation & User Guide
Infocal 9
ErΣ: 0
No error. Normal mode.
ErΣ: 1
Warning! Estimated battery lifetime less than 6 months.
ErΣ: 5
Flow rate outside designated limits or temperature difference is under programmed
minimum allowed value (only when energy calculation algorithm “2 – special” is applied).
ErΣ: 8
Flow or temperature sensor error.
Status of flow sensors:
Status of flow sensor q1
Status of flow sensor q2
Display
Description
Er2: 0
No error. Normal mode.
Er2: 4
Flow rate exceeds programmed maximum allowed value.
Er2: 8
Sensor failure (broken connection or disconnected power supply.
Status of flow
temperature sensors:
Status of sensor
Θ
1
Status of sensor
Θ
2
Display
Description
Er2: 0
No error. Normal mode.
Er2: 1
Temperature difference is under programmed minimum allowed value.
Er2: 8
Sensor failure (open circuit or short circuit).