Product Description
Product Description
220V Constant Temperature Water Heater Control Board BW-HK165
| Functions | |
| 1) It is for constant temperature water heater. | |
| 2) It combines ignition&control. | |
| 3) It works with a flow sensor. | |
| 3) It drives one DC ventilator and one DC water pump. | |
| 5) It drives 3pcs solenoid valves and 1pcs proportional valve. | |
| 6) It is with 2pcs temperature sensors and 1pcs anti-frozen connector. | |
| 7) Falme-out protection. | |
| 8) Over-heat protection. | |
| 9) Flue pipe block-up& high pressure protection. | |
| 10) It is designed with switch power supply. | |
Main technical parameters | |
| Operating voltage range | 175VAC-265VAC |
| Dielectric strength | no flash or break under 1800V/3s 3mA |
| Leakage current | ≤0.5mA |
| Insulation resistance | ≥100MΩ |
| Ignition frequency | (8-18)Hz |
| Ignition distance | ≥6mm |
| Ignition pulse width | ≥12us |
| Output hi-voltage | ≥12kv |
| Ignition energy | ≥1.2mJ |
| Flame detection sensitivity | 1N4007+5.1m resistance |
| Flame induction cable connect to ground | ≥0.2V |
| Flame induction open circuit | ≥0.8V |
| Ignition time | 8±1S |
| Ignition No. | 2 times |
| Valve open time after ignition delay | 0.5±0.1S |
| Valve open current | ≥180mA |
| Valve holding current | >60mA |
| Valve open voltage | ≥24V |
| Valve holding voltage | ≥11V |
| Valve moving pulse width | 0.5±0.1S |
| Flameout safety time | ≤1S |
| Pre -cleaning time | 3S±0.5S |
| Temperature detection tolerance | ±1℃ |
| Data memory | ok |
| Resistance to wind pressure in ignition process | ok, ≥200pa |
| Resistance to wind pressure in burning process | ok, ≥250pa |
| Drive a 36V water pump | ok |
| Performance of water proportional valve | ok |
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