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Model: ZQ-02 (PVDF)
Pressure Resistance: ≤1.75 MPa
Operating Voltage Range: DC 3.5~20 V
Max Operating Current: 15 mA (DC 5 V)
Load Capacity: ≤10 mA (DC 5 V)
Operating Humidity Range: 35%~90% RH (No frost formation)
Operating Temperature Range: ≤120°C
Output Pulse High Level: >DC 4.5 V (Input Voltage DC 5 V)
Output Pulse Low Level: <DC 0.5 V (Input Voltage DC 5 V)
Flow Rate Range:
ZQ-02-2: 0.3~8 L/min ±5%,
ZQ-02-1: 0.1~1.5 L/min ±5%
Pulse Characteristics:
ZQ-02-2: (HZ)=[13.5 × Q] ±5% (Horizontal test) 810 pulses per liter of water;
ZQ-02-1: (HZ)=[55 × Q] ±5% (Horizontal test) 3300 pulses per liter of water;
Terminology Notes
1. PVDF: Polyvinylidene fluoride (polyvinylidene difluoride, a corrosion-resistant fluoroplastic)
2. HZ = Hz (Hertz, pulse frequency unit)
3. Q: Flow rate value (L/min)
4. Horizontal test: Test condition with the sensor installed horizontall