Festo OVEM LK Series, Operating Instructions Manual

Page: 72 / 88

OVEM-…-LK
72 Festo – OVEM-…-LK – 1602NH English
7 Operation
Communication takes place in the IO-Link mode. SIO mode is supported.
– Parameter description IO-Link mode (
è
Chapter 4)
– Meaning of the displays (
è
Chapter 12.1)
– Menu structure in the SIO mode (
è
Chapter 12.2)
7.1 Operating manual override
Both solenoid valves can be manually switched with the manual override.
Mechanical manual override
1. Press in the stem of the manual override with a blunt pin.
è
The solenoid valve switches.
2. Remove the pin.
è
The stem of the manual override automatically returns.
The solenoid valve reverts to the basic position.
Fig. 11
Electrical manual override
The electrical manual override is actuated with the operating keys
(Sub-menu FORC
è
Fig. 15).
7.2 Restore factory settings
Through resetting of the factory settings, the parameters, configuration and security code are reset to
the condition at shipment (
è
Tab. 20).
– The current settings are lost.
– The parameters and configurations that can be restored are marked in the parameter description
with “FR”(Factory Reset) (
è
Chapter 4).
Reset through IO-Link command
Execute system command “Restore factory settings” (
è
Tab. 15).
Resetting with operating buttons on the device
1. Switch off the operating voltage.
2. Simultaneously press and hold down A-key + B-key + Edit button.
3. Switch on the operating voltage.
4. Release the A-key + B-key + Edit button.
è
LCD display shows [CLEA].
è
The factory settings are restored.