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 Offer – Print – More devices 
 NIPRESS - PRESSURE SWITCH
D ? ? 4 ? ? ?

 Type
D 4
 Measuring method / Temperature
D 4
K Switch / up to +257 °F
L Switch / up to +572 °F (in the case of vacuum, up to +302 °F,
p ≤ 1015 psi max. +392 °F permanent)
 Process connection
D 4
C ½” BSP (p > 36.26 psi)
J M20x1.5 (p > 36.26 psi)
D ¾" BSP
E 1" BSP
F 1½" BSP
K 2" BSP
T ¾" TriClamp (58 psi≤ p ≤ 116 psi)
L 1" TriClamp (3.6 psi ≤ p ≤ 232 psi)
M 1½" TriClamp (p ≤ 232 psi)
N 2" TriClamp (p ≤ 232 psi)
O DN25 Pipe coupling (DIN 11851) 3.6…580 psi
P DN40 Pipe coupling (DIN 11851) 3.6…580 psi
R DN50 Pipe coupling (DIN 11851) 3.6…362 psi
I DN40 / PN40 1.4404 flange (p ≤ 580 psi)
Q DN50 / PN40 1.4404 flange (p ≤ 580 psi)
U DN80 / PN16 1.4404 flange (p ≤ 232 psi)
V VARIVENT® DN40/50 (p ≤ 25 bar)
 Range / Overpressure*
D 4
0 –14.5…0 psi / 72.5 psi
1 0…1.45 psi / 7.25 psi
R 0…2.32 psi / 14.5 psi
2 0…3.62 psi / 14.5 psi
3 0…5.8 psi / 29 psi
4 0…8.7 psi / 72.5 psi
5 0…14.5 psi / 72.52 psi
6 0…23.2 psi / 145 psi
7 0…36.2 psi / 145 psi
8 0…58 psi / 290 psi
9 0…87 psi / 580 psi
A 0…145 psi / 580 psi
B 0…232 psi / 1160 psi
C 0…363 psi / 1160 psi
D 0…580 psi / 1522 psi
 * Custom measuring range, based on prior negotiations.
 Accuracy
D 4
1 0.25% (p ≥ 5.8 psi)
2 0.5%
 Output / Certificates
D 4
7 1 PNP switching output
9 2 PNP switching outputs
F ** 4…20 mA + 1 PNP switching output / Ex ia G
 ** Ex or SIL versions are available on equest.

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 Offer – Print – More devices 

 



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