Samson 3969, Mounting And Operating Instructions

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EB 3969 EN 33
Mounting and start-up
2. Mount the solenoid valve to the control
valve.
3. Connect the supply air.
4. Connect the power supply.
The pneumatic connections are optionally
designed as a bore with ¼ NPT or G ¼
thread. Customary fittings for metal or cop
-
per tubing or plastic hoses can be used.
Î
Run and attach the connecting lines and
screw joints according to good profes-
sional practice.
Î
Check the connecting lines and screw
joints for leaks and damage at regular
intervals and repair them.
Î
The K
VS
coefficient of an upstream pres -
sure reducing valve must be at least 1.6
times larger than the K
VS
coefficient of
the solenoid valve.
5.3.2 Port labeling
K
VS
0.3
Inscription Function
1 Supply air
9 External pilot supply
2 Output
3 Venting
K
VS
2.0 and K
VS
4.3
The ports 1 and 9 in the black connecting
plate of the solenoid valve are not required
and must be sealed using stainless steel
blanking plugs.
Inscription Function
4 Supply air
9 External pilot supply
3/5 Output
5.3.3 Sizing of the connecting
line
Î
Refer to the table below for the minimum
required nominal size of the connecting
line at the port
1 of the enclosure.
The specifications apply to a connecting line
shorter than 2 m. Use a larger nominal size
for lines longer than 2 m.
Connection 9 1
Pipe
1)
6x1 mm 12x1 mm
Hose
2)
4x1 mm 9x3 mm
1)
Outside diameter x Wall thickness
2)
Inside diameter x Wall thickness
Note