สวิทซ์แรงดัน เพรสเชอร์สวิทซ์ ปั๊มสวิทซ์ Digital Automatic Air Pump Water Oil Compressor Pressure Switch Controller Pump Switch 

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Specification:

• Brand new
• Wiring: 3 wires
      - White: Positive
      - Black: Negative
      - Green& Yellow: Ground
• Relay Capacity: 220V AC 10A.
• Fluid Temperature: 80 degrees
• Socket type: International three flat pins plug
• Overall Size (approx.): 85x52x112mm
• One is 88cm; the short one is 35cm.
• Package Size (approx.): 12x9.3x9.8cm (LxWxH)
• Long Life: can be used continuously for more than 20 million times.
• Working Pressure Range: 0-10 Bar, matching with all pumps Cable length: the Long
• Output signal: active output, to provide pump 220V, start the pump below 1.5KW directly.

Features:

• Pressure transmitter inside, stable and accuracy.
• Switch of the pump during water shortage and on with water.
• MCU micro-computer process chip, safe and intelligent control.
• One-click set up on/off limit.

Installation:

• If the pump doesn't have a check valve, then a check valve must be installed in front of the pressure, in this case the pump may on/off ,or frequently.
• When you turn on the tap water, if the pump is on/off time to time, please adjust the H valve to a larger valve.
• If the pump keep runs with stopping, please lower the H valve, on the other hand, if the pump doesn't work, please set the L valve higher.

Package Included:

• 1 x Digital Switch Controller
• 1 x English user manual

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