Fischer pressure transmitter Misc. / accessories DZ43/44 | Valve manifolds for DA04

Function:
Valve I=equalization valve
Valve II=shut-off and connection valves
ValveIII=blow-out valve
Operating instructions: Three-spindle-, four-spindle valve
1. Valve I is to be opened before the effective pressure pipes are connected.
2.Valves II are also to be opened before the effective pressure pipes are connected.
3.The differential pressure gauge will be mounted and pressure will be admitted.
Steps 45 apply to the four-spindle-valve, only
4.Valve III is to be opened for ventilating the whole measuring system.
5.Valve III is to be closed.
6.Valve I is to be closed for indicating the differential pressure.
The valves II remain in opened condition.
Dismounting of the differential pressure gauge:
1. Valve I is to be opened.
2.Valves II are to be closed.
3.Device-sited screwings are to be slackened.
The differential pressure gauge can be removed.

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