VAT 162 Series, Инструкции по установке, эксплуатации и обслуживанию

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Series 162 OPERATION
603156EA Edition 2014-07-10 15/29
5.5 3-position actuator (optional)
5.5.1 3-position actuator control logic
5.5.2
Adjustment procedure of third position
1. Remove complete air pressure supply from the gate valve actuator.
2. Unlock clamping screw (3).
3. Turn the adjustment screw (4) clockwise (closing direction) or counter-clockwise
(opening direction) to adjust the third position.
4. Lock clamping screw (3).
5. Apply air-pressure according to chapter «5.5.1 3-position actuator control logic» to
move the gate into the intermediate position. Repeat item 1 to 4 until required third
position is adjusted.
1 SV “V1”
2 SV “V2”
3 Clamping
screw
4 Adjustment
screw
Figure 5-2
Without solenoid valve With solenoid valve
Gate position
Air inlet port
Gate position
Solenoid
OPEN MID V1 V2
Open + - Open + -
Intermediate - + Intermediate - +
Close - - Close - -
+ =
Air pressure applied on specific port
+ =
Power on coil
-
=
Air pressure not applied specific port
-
=
No power on coil