Series

 VTH40

 VTM40

• Cost optimized version

• Pressure rating up to 50 bar

 Type

 VTH40

 VTM40

 Material pipe section

 Brass

 Flow range

 0.4...25 m³/h (6.7...417 l/min)*

 Accuracy

 ±7 % of the measured value between 0.4...3 m³/h

 ±5 % of the measured value between 3...25 m³/h

 Repeatability

 ±0.5 %

 Signal output

 From 0.28 m³/h

 Medium temperature

 0...85 °C (non-freezing)

 Pressure rating

 PN 10

 PN 50

 Nominal diameter

 DN 40

 Process connection

 G 2 male thread, supplementary screwed connection recommended

 Sensor

 Hall effect sensor

 Output signal 

 → Pulse rate / K-factor 

 → Resolution 

 → Signal shape 

 → Signal current 

 26.6 pulses/l 

 37.6 ml/pulse 

 Square wave signal NPN open collector 

 Max. 19 mA

 Electrical connection

 2 m PVC cable, shielded (Tmax = 75 °C)

 4 pin plug connector M12 x 1

 Power supply

 10...30 VDC 

 optional 4.5...26.5 VDC

 6.5...24 VDC 

 short circuit proof and reverse polarity protected

 Degree of protection

 IP54

 Max. particle size in the medium

 < 0.63 mm

 Integrated screen filter

 Flat filter, mesh size 0.63 mm