Coway P-220L, Руководство по обслуживанию

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Troubleshooting
Coway co., Ltd 5-5
5-2 Control Specifications
5-2-1 Basic Specifications

Scope
These specifications cover the electronic controller (hereafter "PBA") applied to the Woongjin Coway
water filtration device (SAVE [P-220R/L]).

Operating conditions
Item Description
Power Refer to the rating plate.
Surrounding
temperature
Custody
environment
-20 °C ~ ±85 °C
Operating
environment
-10 °C ~ ±70 °C
Surrounding Humidity 30 ~ 90 % RH (only in conditions without condensation)
Rated time Continuous operation

Construction of the power block and major parts
Item Description
SMPS power
block
Input voltage Refer to the rating plate.
Output
voltage
DC 5 V, DC 24 V
PBA input
part
External input
- Refer to the rating plate.
- SMPS voltage (DC 5 V, DC 24 V)
- Water level sensor: Detects the low and full levels.
- Overflow sensor: Detects a water overflow
TACT Switch
Input
Extraction button switch: Electronic type extraction valve driving
switch
PBA output
part
Indicator Indicates whether the extraction is available
Valve control
- FEED valve: Controls the feed water inlet
- NOS valve: Prevents water overflowing
- Extraction valve: Controls the extraction