Endress+Hauser Ceraphant PTC31B
Absolute and gauge pressure

Endress+Hauser Ceraphant PTC31B
Measuring cell

+100 mbar....+40 bar
(+1.5 psi....600 psi)

Item Number: Ceraphant PTC31B
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  • Overview
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Cost-effective pressure switch with oil-free ceramic sensor for measurement in gases or liquids.

Measuring principle

Pressure switch


Intelligent pressure switch with capacitive sensor, long term stable and abrasion resistant

Supply voltage

10...30 VDC

Reference Accuracy

0.5 %,
Platinum: 0.3 %

Long term stability

0.2 % of URL/year

Process temperature

-25 В°C....+100 В°C
(-13 В°F....+212 В°F)

Ambient temperature

-20 В°C...+70 В°C
(-4 В°C...+158 В°F)

Measuring cell

+100 mbar....+40 bar
(+1.5 psi....600 psi)

Max. overpressure limit

60 bar (900 psi)

Process connection

G1/4, G1/2,
MNPT1/4, MNPT1/2,
JIS R1/2


1x PNP switch
2x PNP switch
1x PNP switch +
4...20mA analogue

Design approvals

EN 10204-3.1 Final inspection
Cleaned from oil and grease
Cleaned for oxygen applications
Set min alarm


Digital display


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