Thyracont VD12, Operating Instructions Manual

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vd12-14-de-171016
4 Operation
4.1 Startup
First connect the required transducers to the corresponding signal inputs RS485
or 0-10V.
The control lines of the relay outputs or are to be wired according to the particular
requirements.
At last the mains cable has to be connected.
When switched-on the VD12 / VD14 performs a self-test and displays device type
and firmware version.
Afterwards the device scans for connected vacuum transducers
while the display shows "scan".
Connected transducers can only be detected during this start pro-
cedure!
Now the device is operating in display mode / Menu PRESSURE.
If the controller is configured to start mode "run" (start active "on") -as described
in chapter 4.5- the device actuates the relay switches simultaneously with the
display of actual pressure.
Description of keys:
Menu-selection (switch to the next menu)
Start/Stop-function for controlling (s. chapter 4.2)
Confirmation of adjusted values and change to the next input position
(flashing inversely)
Increment input value,
Toggle between channel numbers in menu PRESSURE (VD14)
Decrement input value,
Toggle between channel numbers in menu PRESSURE (VD14)
set