wtw Oxi 170, Operating Instructions Manual

Page: 43 / 64

Oxi 170 Operation
105 ba24105e08 11/2010
Test of current output 2
(only for RT and RT RS option).
6 Press <ENTER> .
Here a fixed current value can be
set on current output 2:
– Set 0.1 mA with <M>
– Set 20.0 mA with <C>
– The value can be increased or
decreased as required
(adjustment range 0.0 to
20.5 mA) with
<UP><DOWN>
7 Proceed to the next test item with
<ENTER> .
Test the relays
(only with RT and RT RS option).
8 Press <ENTER> .
The
tSt
display flashes. Now
individual relays can be manually
switched on and off:
– Switch relay 1 on/off with
<ESC>
– Switch relay 2 on/off with <UP>
– Switch the SensCheck symbol
on/off with <DOWN>
9 Proceed to the next test item with
<ENTER> .
Test of the RS 485 communication
(RT RS option).
10 Press <ENTER> .
AR
REL1 REL2
C 2 e r
t s t
C
AR
REL1 REL2
=1
C 2 e r
AR
REL1 REL2
r
S t
E L r
t
r
AR
E L r
REL1 REL2
S t t
AR
REL1 REL2
r
S t
8 5 4
t