Smart differential pressure transmitters

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Smart differential pressure transmitters with direct diaphragm seals


Smart or analog differential pressure transmitters with diaphragm seals for level measurement to pressure tank with gas-filled negative pressure line are recommended transmitters with diaphragm seal mounted on "+" side to pressure tank with liquid-filled negative line are recommended transmitters with diaphragm seal mounted on "-" side and converted output signal.

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Smart differential pressure transmitter with two diaphragm seals model APRE-2200ALW or APRE-2200


4...20 mA output signal + HART protocol
Accuracy 0,1%
Intrinsic safety certificate (ATEX, IECEx)
Explosion proof certificate (ATEX, IECEx)
Fully welded sensor guarantees tightness of oil system for many years
Ability to configure measuring range locally

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Smart differential pressure transmitter APRE-2000 ALW


4…20 mA, 0…20 mA or 0…5 mA output signal + HART protocol
Display with backlight
SIL 2 certificate
Intrinsic safety certificate (ATEX, IECEx)
Explosion proof certificate (ATEX, IECEx)
PED Conformity (97/23/EC)
Programmable zero range, shift, characteristic and damping ratio with local panel keys
Static pressure limit up to 420bar
Accuracy 0,075% (0,05% on request)
Marine certificate – DNV, BV
Gold plated diaphragms
Wetted parts material Hastelloy C276

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Smart differential pressure transmitter APRE-2000 PD


4…20 mA output signal + HART protocol
ATEX Intrinsic safety
Static pressure limit up to 420 bar
Accuracy 0.1%
Gold plated diaphragms (Au)
Wetted parts material Hastelloy C276

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