Mechanical pressure switches

Perbunan diaphragm

Pressure connector G 3/8“ Female thread, ALSi 12

Pressure range from 0,11...32 bar

Change-over contact

Pressure switch FF 4-... DAH(G)

Perbunan diaphragm

Pressure connector G 3/8“ Female thread and plastic pressure connector

Pressure range from 0,11...16 bar

Change-over contact

Pressure switch FF 4-... DAY

Stainless steel bellows

Pressure connector: G (G 1/4“ Female thread, stainless steel)

Pressure range from 1...30 bar

Change-over contact

Media temperature max. +200° C

Pressure switch FF 4-... AAG

Plastic plunger

Pressure connector: H (G 3/8“ Female thread, DIN 1725/2), stainless steel

Pressure range from 8...250 bar

Change-over contact

Pressure switch FF 4-... PAH

Perbunan diaphragm

Pressure connector G 3/8“ Female thread, ALSi 12

Pressure range from 0,11...32 bar

Manual reset

Pressure switch FF 4-.. DRH

Pressure switch with UL / CSA- approval

Pressure range from 3...870 psi

Change-over contact

Pressure switch FF 444

For intrinsically safe circuits

Protection class: IM2 Ex ia IMb for mining applications

Protection class: II 2G Ex ia IIC T6 Gb for chemical applications

Change-over contact

Pressure switch FF 4 ATEX

Approved for shipbuilding applications by DNV GL

Pressure switch 2 ... 32 bar, with perbunan diaphragm

High pressure switch 4 ... 60 bar, with plastic plunger

Change-over contact

Pressure switch FF 4 GL

For firefighting equipment, VdS-approval

Perbunan diaphragm

Pressure connector: I (G 1/2“ Female thread, DIN 1725/2), ALSi 12

Pressure range: 2, 10, 16 bar

Pressure switch FF 4 VdS

Perbunan diaphragm, standard enclosure, G 3/8" female, polyamid

Pressure switch with stainless steel bellows, R 1/4" male, stainless-steel.

Pressure range: 0,2 ...21 bar (Perbunan diaphragm)

Pressure range: -0,4...40 bar (stainless steel)

2 change-over contacts

Pressure switch FF 142

Brass / bronze bellows

Pressure connection: 1/4" male, steel

Presure range: -0,5...31 bar

1 Change-over contact

UL / CSA- approval

Mechanical Pressure switch PS1

ure pressure switch, OEM- Type

Custommade styles

Pressure range: -0,6... 43 bar

Manual reset as option

UL / CSA- approval

Mechanical Pressure switch PS3

NBR- or silicone diaphragm

Pressure range: 10...1000 mbar

High pressure resistance

Change- over contact

 

Pressure switch FF 501

Flush mounted FKM diaphragm

High-rated over-pressure safety

Pressure connection: stainless steel, 3/4" male

Change-over contact

Pressure switch FF 603

Vacuum switch

High-rated over-pressure safety

Pressure connection: 1/4" male, brass

Change- over contact

Pressure switch FF 701

High pressure switch up to 400 bar

Pressure connection: 1/4" famale

High-rated over-pressure safety

Diaphragm- or piston-type pressure switch

Change-over contact

Pressure switch FF 902

Direct switching action of AC electrical motors

2- and 3-pole pressure switch

Optional unloader valve equipped

Perbunan-diaphragm

Mechanical Pressure switch PM/PT

Electronic pump control of 2-phase pumps

Pressure switch and dry running protection in one unit

Automatical restart after "dry running" identify

Optional cable with molded plug and cable with molded coupling

Electronic Pump control EPS-MT