Pressure transmitter

Ceramic measuring cell
Pressure range 0…1 bar to 0…100 bar relative
Process connection G1/2“
Excellent long term stability
Compact design with connector
Output 0…10 V in three-wire or 4…20 mA two-wire
13…30 Vdc power supply

The pressure transmitter PU21 or PI21 are designed to measure relative pressures in the range from 0 … 1 bar to 0 … 100 bar. Media contacting parts are ceramic (Al2O3), Viton and stainless steel. The transmitter PU21 is … 10 V performed in three-wire technology with output signal 0, the transmitter PI21 has an output of 4 … 20 mA two-wire technology. The electrical connection is made in both versions over an angular connector according to DIN 43650, the pressure port has a thread G 1/2 “.

Operating mode:
Measuring mode
Measuring medium:
Relative pressure
Measuring principle:
Monolithic ceramic technology
Smallest measuring range:
0…1 bar
Largest measuring range:
0…100 bar

Measuring ranges:
0…1 bar, 0…1,6 bar, 0…2,5 bar, 0…4 bar, 0…6 bar, 0…10 bar, 0…16 bar, 0…25 bar, 0…40 bar, 0…60 bar, 0…100 bar
Measuring range selection:
factory preset
Ambient temperature:
Storage temperature:
Switching function:
min. or max. for each contact

Zero drift:
< 0.5 %

Sum of linearity and hysteresis:
< 0.5 %

Temperature drift zero point:
< 0.2 %

Temperature drift measuring range:
< 0.15 %

ø 28 mm, ca. 97 mm lang (incl. plug)

approx. 220 g

Protection class:
IP65 according EN 60529

Electrical connections:
Angel connector according DIN 43650

Pressure connections:
G1/2“, SW 27

Power supply:
13…30 Vdc
0…10 V, three-wire circuit

EN 61000-6-2, EN 61000-6-3, CE-mark
According RoHS-directive 2011/65/EU

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