5-2 Control specifications
5-2-1 Electrical wiring diagram
5-2-2 Basic specifications
1. Scope of application
This control specification is for the electronic control devices applied to Coway’s Cold/Hot water
purification system (CHP-06E).
2. Operating conditions
1) Power: AC 220V, 50Hz
2) Surrounding temperature: -20˚C - +70˚C (storage),
0
˚C - +50˚C (use)
3) Surrounding humidity: 30% - 90% RH (only in a condition with no condensation)
4) Rated time: Continuous operation
3. Power unit
1) SMPS rated voltage : AC 85V - 265V (50/60Hz)
2) Power unit design: S.M.P.S (WIDE power design)
3) Power unit safety fuse specification: Orisel 56T (10A, TIME DELAY Fuse)
4) Power failure compensation: BACK UP function (BR93L46F-W)
4. Major component parts
1) Input units (INPUT)
- Cold/How water selection S/W (TACT S/W) 2 POINT
- Hot water temperature sensing (thermistor) 1 POINT
- Cold water temperature sensing (thermistor) 1 POINT
- Low water level/full water level sensor (REED LEVEL) 2 POINT
- Overflow sensor input 1 POINT
- Auxiliary memory device (EEPROM) 1 POINT
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