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KELLER-PR-21Y pressure transmitter
Brand: Hengyuan
Model number: PR-21Y
Type: Explosion-proof pressure transmitter
Measurement medium: routine
Measuring range: 1100 bar (kPa)
Accuracy level: ± 0.25%
Output signal: 4-20 mA (mA)
Explosion-proof grade: conventional
Protection level: conventional
Power Supply Voltage: General (V)
Interface size: General (mm)
technical parameter
Pressure range (acceptable at any intermediate value)
PR21Y 2...10 bar FS
PAA-21Y / PA-21Y 2...1000 bar FS
Over pressure 2 pressure range, maximum not exceeding 1100 bar
PAA: absolute pressure, zero point in vacuum PA: sealing gauge pressure, zero point in 1000 mbar abs. PR: ventilation gauge pressure, zero point in ambient air pressure.
accuracy
Linear (most linear) 1) Typical ± 0.25% FS maximum 0.5% FS
Total error range 2) 0-50℃ maximum ± 1.0% FS
-10-80℃ max ± 1.5% FS
1). Including hysteresis and reproducibility, 2). Linear + hysteresis + repeatability + temperature influence + zero point and range drift
