PCE VMI 7 超声波流量计 (1~20l/phút; ±2%)

Specifications:

Measurement range 1 ... 20 l/min

Accuracy ±2 % of the measurement value

Sending a signal from approx. 0.5 l/min

Repeatability 2 %

Liquid conductivity Water and other conductive liquids  / 50 µS/cm

(lower conductivities affect to the measurement accuracy)

Liquid temperature max. 75 ºC

Environmental temperature 5 ... 70 ºC

Nominal pressure PN 16

Nominal diameter DN 7

Connection type G 1/2" -ISO 228 external

flow indication                     green LED, proportional to the flow

Output signals

Pulse repetition frequency 855 pulses/l

Resolution 1.2 ml/pulse

Waveforms NPN rectangular signal open collector, working cycle 50:50

Signal intensity max. 20 mA, limited current

Maximum Pull-up voltage 30 VDC

Optional: 4 ... 20 mA analog output (with additional cost)

General Specifications

Response time <500 ms

Electrical connection M12x1 connector

Power supply 24 VDC ±10 %

Input current maximum 80 m

Counter measurements over voltage resistant (up to 30 V) and protected against polarity reversal (up to -30 V)

Protection type IP 65

Delivery Scope

1 x PCE-VMI 7 Electromagnetic Flow Meter               

1 x user's manual

Datasheet