TECHNICAL DATA
Pressure switch with change-over contact
Dimensions 30 x 30 x 107
Connection G 1/4" or slab connection
Cylinder in AL or VA (1.4305) with BAM approval up to 200 bar also for slab connection.
Type = Ref. No.
902-2
902-10
902-20
902-50
902-100M
902-100
902-200
902-400
Range of adgjustment,
bar
0,2-2
1-10
2-20
5-50
10-100
10-100
20-200
40-400
Overpressure safety
100 bar
200 bar
600 bar
Sealing element
Diaphragm
Piston
Reproducibility
~2-5%
Hysteresis
~20-30%
Smaller upon request
Switching element
Change-over contact
Switching frequency
200/min
Voltage, max
250 Volt
Current, max
2 Amp.
Optional: 10 Amp.
Type of protection
IP 55
Temperature,
permissible
-20° bis +100°
Weight
0,38 kg
The functions breaking, making or changing relate to rising pressure.
DESIGN OF THE PRESSURE SWITCH
6
5
2
3
4
1
7
8
