LF 170 Operation
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ba54104e09 11/2010
4.9 Test mode
General information Test mode can be used for the following purposes:
z Set specific current values on the current outputs for test purposes
z Switch the relays on and off for test purposes (RT and RT RS
option)
z Check the RS 485 communication (RT RS option)
Test procedure
1 Keep <ESC> pressed and briefly
press <UP> at the same time.
Note:
To leave the test mode again
at any time, press <M>
or <C>.
2 Press <ENTER>.
The set password is displayed
("000" = password protection
deactivated).
3 Proceed to the next test item with
<ENTER>.
Test of current output 1.
4 Press <ENTER>.
A fixed current value can be set on
current output 1 here:
– Set 0.1 mA with <M>
– Set 20.0 mA with <C>
– Increase or decrease the value
as necessary (adjustment
range 0.0 to 20.5 mA) with
<UP><DOWN>
5 Proceed to the next test item with
<ENTER>.
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