Kuhnke PG 674, Instruction Manual

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The PG 674 as a programming device
4.4. Operating modes of the operating terminal PG 674
4.4.1. Restricted operating mode
The PG 674 always returns to this operating mode when the
supply voltage is switched on. You can only leave this mode by
entering a number code via the KEY button (see ch. 4.6.1.).
Functions allowed
- Choice of program for machine operation (see ch. "4.6.7.
Choice of program“).
- Control of the switch on and switch off points of cams. You
must directly choose the desired cam using Program and Out-
put selections.
- Switch on the open operating mode by entering the defined
key code.
The key code is factory-set to "0“.
4.4.2. Open operating mode
You activate the open operating mode by entering the key code
(see ch. 4.6.1.).
Functions allowed
- All functions without restrictions.
When in the open operational mode, you can modify
programs and switch outputs on and off. For security
reasons, only authorized personnel should know the key
code.
Should the operating terminal remain on the maschine,
don’t forget: before leaving the machine, quit the open
operating mode (see also 4.6.2.):
To quit the open operating mode
("0"represents any number which is not the key code)