2015 new type flow switch QLK400,water flow switch,circulation pump flow switch

2015 new type flow switch QLK400,water flow switch,circulation pump flow switch   Product Description QLK400 Flow switch is a kind of  measuring instrument that can be monitoring of liquid/gas/oil flow in pipeline at real-time and providing the signal output.This product is equipped with full metal jacket, no moving parts, switch field can be adjustable, and the pressure loss is small, compact structure, multiple LEDS display flow state and switch state.Easy installation, the product is suitable for a variety of pipe diameter, can be used to monitor the pipe fluid flow velocity, flow monitoring or prevent idling protection of pump.Widely applied in the hydropower industry, hydraulic industry where the pipe fluid flow monitoring.     The performance parameters Measuring range: 1 ~ 150 cm/s (water), 3 ~ 300 cm/s (oil); Working voltage: 24 VDC + / - 20%; Current consumption: < 90 ma; Signal output: relay (SPDT), PNP and NPN transistor. The transistor characteristics: Switch voltage: 24 VDC + / - 20%;Switch current: 1.2 A or less; Relay features: Switch voltage: 250 vac / 30 VDC or less;Switch current: 3 a or less; Initialization time: 8 typical value s (2 ~ 15 s); Response time: typical values 2 s (1 ~ 15 s); The temperature gradient: biggest 250 ℃ / min; Protection grade: IP67Medium temperature: - 20 ~ 80 ℃;10 ~ 70 ℃, environment temperature: -Storage temperature: - 20 ~ 85 ℃; Stress levels: 10 mpa; The probe materials: stainless steel 304   Packaging & Shipping     Our Services

MOQ	1 piece
Warranty	12 months
Payment	T/T
Customized	Acceptable
Delivery time	Within 3days after got your payment or up to your order
Discount	Large qty,enjoy a big discount
Promotion	Every month
Inspection	100% serious inspection procedure
Sample	pay for the samples at first, then return the cost when you release bulk order
Courier	DHL, TNT, UPS, EMS etc or your own courier
After-sales	Perfect after-sales Service
Skype	zhang.sunny30