ESI

ESI - PR3850 - Flush Diaphragm Pressure Sensor

The PR3850 pressure transmitter has been designed to meet the requirements of the majority of industrial pressure measurement applications where a hygienic flush diaphragm connection is required. Robustly constructed from stainless steel this range of pressure transmitters incorporates the latest strain gauge technology together with a custom IC amplifier offering excellent stability and accuracy over a long service life. Output options include 0-5Vdc, 0-10Vdc and 0-20mA. This transmitter is particularly suitable for use with high viscosity materials. Typical applications include food processing, pharmaceutical, petrochemical, waste water and slurry handling. The flush membrane can be easily cleaned for long term reliability and outstanding performance.

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  • Thick film sensor technology for long service life
  • Pressure ranges up to 400 bar
  • Up to 85°C media temperature
  • Easy clean flush membrane to prevent clogging

Selected variant

Selected variant

Technical data

Ambient temperature -20..85°C
Electrical connection DIN A 43650
EMC EN61000-6-2, EN61000-6-4
Linearity ≤±0.3% BSFL
Material of wetted parts Stainless steel 316L
Media temperature -20..85°C
Output 4-20 mA
Overpressure protection 6 bar
Pressure range max 4 bar
Pressure range min 0 bar
Pressure reference Gauge
Process connection G1/2" flush diaphragm
Sensor technology Ceramic thick film
Storage temperature 5..40°C
Supply voltage 13-36 V DC

Measurements and connections

Product description

The PR3850 pressure transmitter has been designed to meet the requirements of the majority of industrial pressure measurement applications where a hygienic flush diaphragm connection is required. Robustly constructed from stainless steel this range of pressure transmitters incorporates the latest strain gauge technology together with a custom IC amplifier offering excellent stability and accuracy over a long service life. Output options include 0-5Vdc, 0-10Vdc and 0-20mA. This transmitter is particularly suitable for use with high viscosity materials. Typical applications include food processing, pharmaceutical, petrochemical, waste water and slurry handling. The flush membrane can be easily cleaned for long term reliability and outstanding performance.

Accessories

Parts Approvals ATEX approved Electrical connection EX approvals Output Overpressure protection Pressure range max Process connection Supply voltage Price
DIN A 43650
4-20 mA
6 bar
4 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
6 bar
4 bar
G1" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
15 bar
10 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
15 bar
10 bar
G1" flush diaphragm
13-36 V DC
DIN A 43650
4-20 mA
37.5 bar
25 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
37.5 bar
25 bar
G1" flush diaphragm
13-36 V DC
DIN A 43650
4-20 mA
150 bar
100 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
150 bar
100 bar
G1" flush diaphragm
13-36 V DC
DIN A 43650
4-20 mA
375 bar
250 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
375 bar
250 bar
G1" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
600 bar
400 bar
G1/2" flush diaphragm
13-36 V DC
CE, IEC
DIN A 43650
4-20 mA
600 bar
400 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
6 bar
4 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
6 bar
4 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
15 bar
10 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
15 bar
10 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
37.5 bar
25 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
37.5 bar
25 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
150 bar
100 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
150 bar
100 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
375 bar
250 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
375 bar
250 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
600 bar
400 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened
4-20 mA
600 bar
400 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
6 bar
4 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
6 bar
4 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
15 bar
10 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
15 bar
10 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
37.5 bar
25 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
37.5 bar
25 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
150 bar
100 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
150 bar
100 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
375 bar
250 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
375 bar
250 bar
G1" flush diaphragm
13-36 V DC
M12
4-20 mA
600 bar
400 bar
G1/2" flush diaphragm
13-36 V DC
M12
4-20 mA
600 bar
400 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
6 bar
4 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
6 bar
4 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
15 bar
10 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
15 bar
10 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
37.5 bar
25 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
37.5 bar
25 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
150 bar
100 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
150 bar
100 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
375 bar
250 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
375 bar
250 bar
G1" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
600 bar
400 bar
G1/2" flush diaphragm
13-36 V DC
1M Cable outlet screened (IP67)
4-20 mA
600 bar
400 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
6 bar
4 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
6 bar
4 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
15 bar
10 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
15 bar
10 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
37.5 bar
25 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
37.5 bar
25 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
150 bar
100 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
150 bar
100 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
375 bar
250 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
375 bar
250 bar
G1" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
600 bar
400 bar
G1/2" flush diaphragm
13-36 V DC
Yes
DIN A 43650
Ex II 1 D Ex ia IIIC T135 °C Da, Ex II 1 G Ex ia IIC T4 Ga, Ex I M 1 Ex ia I Ma
4-20 mA
600 bar
400 bar
G1" flush diaphragm
13-36 V DC
DIN A 43650
0-5V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-5V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-5V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
M12
0-5V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-5V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-5V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
DIN A 43650
0-10V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened
0-10V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
M12
0-10V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
M12
0-10V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
6 bar
4 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
6 bar
4 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
15 bar
10 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
15 bar
10 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
37.5 bar
25 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
37.5 bar
25 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
150 bar
100 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
150 bar
100 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
375 bar
250 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
375 bar
250 bar
G1" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
600 bar
400 bar
G1/2" flush diaphragm
13-30 V DC
1M Cable outlet screened (IP67)
0-10V
600 bar
400 bar
G1" flush diaphragm
13-30 V DC

Selected variant

Select a variant in the list

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