14
TechnicalData
Type 2012
*
Medium pressure [bar]
Pilot pressure
[bar]
Fig. 16: Pressure graph, actuator ø 100 mm, control functions B
and I, flow direction below seat
*
Pilot pressure
[bar]
Medium pressure
[bar]
Fig. 17: Pressure graph, actuator ø 125 mm, control functions B
and I, flow direction below seat
7.4.3 media
Control medium
neutral gases, air
Flow medium
water, alcohol, fuel, hydraulic liquids,
saline solutions, lye, organic solvents
7.5
control functions
Control function A
Normally closed by spring action
Control function B
Normally open by spring action
Control function I
Actuating function via reciprocal
pressurization
7.6
mechanical data
materials
Valve body
Stainless steel 316L
Actuator
PA, PPS
Seal materials
PTFE
(NBR, FKM and EPDM on request)
Packing gland
PTFE (carbon-filled)
english
