What happens if soft starter 2 is faulty on a Viessmann PLC VITOCAL 350-HT PRO Control Unit?
If the soft starter of compressor 2 is faulty in your Viessmann Control Unit, compressor 2 switches off and attempts to start up again after the restart block.
What happens if the casing temperature is too high on a Viessmann Control Unit?
If the casing temperature exceeds the alarm value in your Viessmann Control Unit, the system will switch off.
What causes a high pressure shutdown in a Viessmann PLC VITOCAL 350-HT PRO?
If the high pressure application limit is exceeded in your Viessmann Control Unit, the system will switch off.
What causes a low pressure shutdown in a Viessmann PLC VITOCAL 350-HT PRO Control Unit?
If the low pressure application limit has been undershot in your Viessmann Control Unit, the system switches off.
Why should I replace the PLC battery in my Viessmann PLC VITOCAL 350-HT PRO?
If the SPS (PLC) battery of your Viessmann Control Unit is almost or completely drained, it must be replaced. If there is a power failure, the specified set values may be lost.
What happens if the pressure switch in the primary circuit is triggered in a Viessmann PLC VITOCAL 350-HT PRO?
If the pressure in the primary circuit is too low in your Viessmann Control Unit, the system will switch off.
What happens if the hot gas temperature sensor is faulty on a Viessmann Control Unit?
If the hot gas temperature sensor is faulty in your Viessmann Control Unit, the hot gas temperature can no longer be measured.
What happens if all soft starters are faulty in Viessmann Control Unit?
If all soft starters have a fault status in your Viessmann Control Unit, the system will switch off.
What happens if suction gas temperature sensor 1 is faulty in Viessmann Control Unit?
If the suction gas temperature sensor downstream of the evaporator is faulty in your Viessmann Control Unit, the system will switch off.
What happens if the outside temperature sensor is faulty on a Viessmann PLC VITOCAL 350-HT PRO Control Unit?
If the outside temperature sensor is faulty in your Viessmann Control Unit, the outside temperature cannot be measured.
General| Brand | Viessmann |
|---|---|
| Model | PLC VITOCAL 350-HT PRO |
| Category | Control Unit |
| Language | English |
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