CertifiedaccordingtoDINENISO.PDFVIP

ZHA Series Aluminium Gear Flow Meters Certified according to DIN EN ISO 9001 Technical Datasheet Technical Data ............................................................. 3 Pickups ........................................................................ 4 Dimensional Drawings ................................................. 5 Index Index ZHA Aluminium Gear Flow Meters 3 Technical Data ZHA Type Measuring range, ltr./min K-factor, pulses/ltr. Pressure, bar Weight, kg ZHA 01/2 0.02 to 3 28,000 315 0.30 ZHA 02 0.1 to 7 8,400 315 0.38 ZHA 03 0.5 to 25 3,480 315 0.50 ZHA 04 0.5 to 70 950 315 4.00 ZHA 05 5 to 150 268 250 12.7 ZHA 06 20 to 500 106 250 16.8 * Complete part no. depends on pickup and O-ring. Housing: ........................................ high-strength aluminium ALCuMgPb Gears: ........................................ stainless steel as per DIN 1.4122/AISI 303 or ........................................ 1.4460/AISI 329 (special) Shafts, bearings: ............................... stainless steel O-ring: ...................................... viton or teflon Materials 4ZHA Aluminium Gear Flow Meters Pickups VHE and VHD for ZHA 01/2 to ZHA 04 VHE Single Hall Effect Sensor VHD Dual Hall Effect Sensor Supply voltage 12 to 30 VDC, max. 10 mA 12 to 30 VDC, max. 10 mA Frequency range 1 to 3,000 Hz 1 to 3,000 Hz Output Square wave signal Square wave signal double measuring frequency and reverse-flow detection Output impedance approx. 470 Ω approx. 470 Ω Temperature range 0 up to +70°C 0 up to +70°C Electrical connection 5-pin plug 1 = Supply voltage 2 = Output signal 3 = 0V/GND 4 = nc 5 = nc 5-pin plug 1 = Supply voltage 2 = Output signal 1 3 = 0V/GND 4 = Output signal 2 5 = nc IG 03 H for ZHA 05 to ZHA 06 Minimum frequency 1 Hz Maximum frequency 1 kHz Output signal squarewave pulses positive, 0.8 V below supply voltage Pin connection A = 12-24 V B = 0 V C = signal Output impedance approx. 4