Gb 6. commissioning, operation – WIKA DI25 Benutzerhandbuch

Seite 28

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WIKA operating instructions digital indicator, model DI25

14076218.01 12/2013 GB/D

GB

6. Commissioning, operation

Current and voltage signals

4 ... 20 mA

-1999 ... 9999

With the input configuration 4 ... 20 mA or 0 ...

20 mA, the included 50 Ω measurement shunt

must be connected to the terminals 18 and 19.

0 ... 20 mA

-1999 ... 9999

DC 0 ... 1 V

-1999 ... 9999

DC 0 ... 5 V

-1999 ... 9999

DC 1 ... 5 V

-1999 ... 9999

DC 0 ... 10 V

-1999 ... 9999

6.4.3 Indication of alarm value

For display of the set alarm values during operation, press △ key and additionally the

MODE key. To display the next set alarm value, press the △ key again and additionally

the MODE key.

Name, function and setting range

Factory setting

Alarm value alarm 1 (A1)

The alarm value of the alarm A1 is indicated on the SV display and the A1 indicator

flashes.

Not available if no alarm type is selected for the alarm A1.

0 °C

Alarm value alarm 2 (A2)

The alarm value of the alarm A2 is indicated on the SV display and the A2 indicator

flashes.

Not available when the option transmitter power supply [P24] is available or if no alarm

type has been selected for alarm A2.

0 °C

Alarm value alarm 3 (A3)

The alarm value of the alarm A3 is indicated on the SV display and the A3 indicator

flashes.

Not available if no alarm type is selected for the alarm A3 or if the high/low alarm was

selected.

0 °C

6.5 Switch behaviour of the alarms

Switch behaviour activated (open-circuit principle, no, normally open)

While the display A1 (A2, A3) is ON (flashing), the alarm output of A1 (A2, A3) between

the connection terminals 7 - 8 (9 - 10, 12 - 13) is ON (relay activated).

The alarm output A1 (A2, A3) is OFF (relay deactivated) if the display of A1 (A2, A3) is

OFF (not flashing)

Switch behaviour deactivated (closed-circuit principle, nc, normally closed)

While the display A1 (A2, A3) is ON (flashing), the alarm output of A1 (A2, A3) between

the connection terminals 7 - 8 (9 - 10,12 - 13) is OFF (relay deactivated).

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