39
Start-up
Invert process valve direction:
Body casing
Basic housing
Actuator
Transparent cap
Seal
(body casing)
Closing device:
Figure 32:
Opening or closing the device
NOTE
Breakage of the pneumatic connection pieces due to rotational impact.
▶
When unscrewing and screwing in the body casing, do not hold the actuator of the process valve but the
basic housing.
→
Unscrew the body casing (stainless steel) in an anticlockwise direction.
Inv.ValveDir LED
Pilot LED
Key 1
Manual LED
Status indicator
Key 2
Figure 33:
Operating and display elements
0 s
10 s
30 s
Inv.ValveDir LED
process valve
direction
inversion
2
2
enabled
disabled
Figure 34:
Invert process valve direction
→
Keep key 2 pressed for > 10 s. The green Inv.ValveDir LED flashes for 10 s at 10 Hz.
→
When the green Inv.ValveDir LED flashes for a shorter time, release key 2.
The valve direction inversion is enabled: the green
Inv.ValveDir LED is lit.
The valve direction inversion is disabled: the Inv.ValveDir LED is not lit.
→
Check that the seal (body casing) is in the correct position.
NOTE
Damage or malfunction due to ingress of dirt or moisture.
To observe the degree of protection IP65 or IP67:
▶
Screw in body casing to the stop.
→
Close the device (see accessories for assembly tool).
english
Type 8691 REV.3
Summary of Contents for 8691 REV.3
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