Pressure switch FF 4-.. DRH

Pressure switch FF 4-.. DRH
instruction manual data sheet

Perbunan diaphragm

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

Pressure range from 0,11...32 bar

Manual reset

product description Pressure switch FF 4-.. DRH

Mechanical Pressure switch with perbunan diaphragm and pressure connector G 3/8“ Female thread, ALSi 12
Pressure range from 0,11...32 bar
Ample wiring room
Easy to adjust, upper and lower switch points can be adjusted independently of each other
High repeatability
Easily read scale
Pressure connector G 3/8“ Female thread, ALSi 12. VDE 0660, IEC 337-1, IEC 553-1

 

Pressure switch with manual reset type DRH = reset max.
 
 

Change-over contact with manual reset max.(DRH):
If the pressure rises above the set value, contact 1-2 opens and contact 1-4
closes and locks. When the pressure has dropped below the set value, the
contact can be unlocked with the manual reset button.

 

Order
reference

Upper
switch point
adjustable (bar)

 Lower
switch point
adjustable (bar)		 Smallest
diff.*
(bar)		 Max.
operating
pressure (bar)		 Max.
test
pressure (bar)		 Standard
setting
(bar)		 Part No.
FF 4-2 DRH 0,11 ... 2   0,2 20 40 1,5 1010106
FF 4-4 DRH 0,22 ... 4   0,5 24 40 3,0 1010016
FF 4-8 DRH 0,5 ... 8   1,0 30 40 6,0 1010069
FF 4-16 DRH 1 ... 16   2,0 36 48 12 1010110
FF 4-32 DRH 2 ... 32   4,0 52 64 20 1010057