Instruction manual

4.10 Continuity Test

Program 60 checks if the 24 V current supply supplies current with the

output drivers turned off.

Then program 60 checks all existing output elements, the output driver

and the installation for continuity.

–

Set the " Program " switch to " 60 ".

–

Press the " STOP " key.

The program is activated.

Display Explanation

V? Short circuit in the installation or an output driver

is defective.

S17 Interruption in the output element S17, in its

installation or driver.

Continue the check at the next element

by pressing the " Σ " key.

4.11 Testing the Front Panel Elements

Program P61 tests the front panel elements.

–

Set the "Program" switch to "61".

–

Press the "STOP" key.

The program is activated.

–

Operate the selector switch on the front panel.

The current setting value of the operated selector switch appears

in the display.

Upon operation of a key on the front panel (Exception: STOP key)

the numbers associated with this switch (1, 2, 4 or 8) appear.

–

The LEDs on the front panel are selected via code numbers. The

short designations of the circuit diagram (1 - 8) serve as code

numbers.

The LEDs are switched on with the "Σ" key.

Switch Function Designation

b417 Function switch

b401 - none -

b402 - none -

b413/412 Program switch PROGRAM

b416 Stop (key 13) STOP