14
Pneumatic installation
Control function A (CFA)
Process valve closed in rest position (by spring force)
Actuator size
∅
80,
∅
100
∅
125
Positioner
Pilot air outlet
2
2
2
1
2
2
2
1
Actuat
or Upper pilot air port
Lower pilot air port
Dry area
Control function B (CFB)
Process valve open in rest position (by spring force)
Actuator size
∅
80,
∅
100
∅
125
Positioner
Pilot air outlet
2
2
2
1
2
2
2
1
Actuat
or Upper pilot air port
Lower pilot air port
Dry area
Tab. 2: Pneumatic connection to actuator
8
PNEUMATIC INSTALLATION
DANGER!
Risk of injury from high pressure in the equipment/device.
▶
Before working on equipment or device, switch off the pressure
and deaerate/drain lines.
Additional exhaust air port
(label: 3.1)
only for Type 23xx and 2103
with pilot valve system
for high air flow rate (actuator size ø 130)
Pilot air port
(label: 1)
Exhaust air port
(label: 3)
Fig. 9: Pneumatic connection
Procedure:
→
Connect the control medium to the pilot air port (1)
(3 – 7 bar; instrument air, free of oil, water and dust).
→
Attach the exhaust air line or a silencer to the exhaust air port
(3) and, if available to the exhaust air port (3.1) (see
english
Type 8694 REV.2
Summary of Contents for TopControl Basic 8694 REV.2
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