The PF1 series is a low-cost, high-precision and stable transmitter for measurement of differential pressure. The devices have an MEMS diaphragm sensor and boast excellent long-term stability.
Features:
• High stability and repeatability
• Compact design
• Measurement ranges configurable by jumpers
• Simple mechanical installation
• Excellent value for money
• Ideal for HVAC applications
PARAMETERS: Differential pressure
RANGE OF APPLICATION: -10...+50 °C / 0...90 %RH
ACCURACY AT 23 ±5 °C: ±1.5 % full scale measurement range ≤ 50 Pa
±1.0 % full scale measurement range > 50 Pa
MEASUREMENT PRINCIPLE: MEMS diaphragm sensor
MEASUREMENT RANGES: -25…+25 Pa / 0…+50 Pa / -50...+50 Pa / 0...+100 Pa / 0...250 / -250...+250 Pa / 0...500 Pa / -500...+500 Pa
PRESSURE RESISTANCE: ≤ ±100 Pa => 1 kPa
≤ ±500 Pa => 15 kPa
BURST PRESSURE: ≤ ±100 Pa => 15 kPa
≤ ±500 Pa => 20 kPa
ZERO ADJUSTMENT: By button
PRESSURE CONNECTIONS: Tubing connector Ø 4.0 mm x 10 mm
POWER CONSUMPTION: PF132 Analog 3-wire: 13…32 V PF120 Analog 2-wire. 10…32 V
LONG-TERM STABILITY: 0.1 %FS /year
ELECTRICAL CONNECTIONS: Screw terminals inside, M12 cable gland
DISPLAY TYPE: LCD, 4 digits (optional)
ANALOG OUTPUTS: 1
ANALOG OUTPUT SIGNAL (STANDARD): PF132: 0...10 V
PF120: 4...20 mA
HOUSING: ABS
IP PROTECTION RATING: IP65
FIRE PROTECTION CLASS: Complies UL94-HB
MOUNTING: Wall mounting, any mounting position
CE / EMC CONFORM: 2014/30/EU
STORAGE AND TRANSPORT CONDITIONS: -20...+70 °C / 0...90 %RH
DIMENSIONS: 84 x 66 x 36 mm Incl. steel conduit screw fitting: 105 x 66 x 36 mm
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