CSA approval Constant Temperature Water Heater Control Board BW-HK002R

FOB Price 1 - 100 USD / pc

MOQ	500 pc
Port	Shanghai
Lead Time	20-25 days

Product Details

gas water heater control board Function description

1) It works with a display.

2) It works with a ventilator.

3) It works with a on-off valve, a proportional valve and a section valve.

4) It is with a buzzer.

5) It has AC ionization flame signal detection.

6) Status keeping function: If the nP menu was set as ON, after power on again, the system

will return to the last status before the power is cut off.

7) Flue pipe block-up protection.

8) Malfunction protection and warning function.

9) Compliance with Standard: BS EN298: 2012. ANSI Z21.20 -2014. CAN/CSA C22.2 No. 60730-2-5-2014.

More information you can click here

Main technical parameters
Working voltage range	90VAC ~ 120VAC
Rated voltage	120VAC 60Hz
Power frequency	50/60Hz±5%
Rated frequency	50Hz
Dielectric strength(V/1min)	1800V, 0.5mA, 3S
Working ambient temperature	-10℃~70℃
Ambient temperature	-20℃~70℃
Life cycle	≥50,000 times
Temperature setting range	35-65℃
High temperature protection	when the output water temperature ≥85℃ for 3S
Pre- cleaning time	2S
After cleaning time	20s
Start-up water flow	≤3L/min
Closing water flow	≤2.5L/min
Ignition time	8±1S
Cleaning time before 2nd ignition	3S
Max. allowable No. of ignition	2
Valve moving pulse	0.5±0.05S
24V Valve open voltage	≥24V
24V Valve holding voltage	≥8.5V
Output voltage of switch power supply	5VDC (with 300mA working current)
	30±1.5VDC(with 510mA working current)
	12±1VDC(with 110mA working current)
Ion sensibility of flame detection	≥5.1MΩ
Temperature detection precision	±2℃
Waiting time of reaching setted temperature	≤35S
Water temperature overshoot range	±3℃
Timing tolerance	±1 minutes
Post-purge time	20±2s
Time to achieve safe shut down	＜1s
Trial for ignition period	7.5±1s