7. Configuration
The instrument has to be opened before it can be config-
ured.
Input standard ranges
The measuring output can be configured by inserting the
plug-in jumper J1 in position "B1, B2 or B3".
Measuring input
4 ... 20 mA / 2 ... 10 V
0 ... 20 mA / 0 ... 10 V
± 20 mA / ± 10 V
Type of measuring input (current or voltage
signal)
Choice of terminals determines whether the alarm unit input
monitors a current or a voltage.
Measuring input
Current [mA]
Voltage [V]
Switching function (trip point type)
The positions of the plug-in jumpers ST 2 and ST 6 deter-
mine the operating mode of the alarm unit (minimum or
maximum limit.
Trip point
Trip point
type
higher
2
GW2
lower
higher
1
GW1
lower
Plug-in jumper J1
B1
B2
B3
Pins
a1 –
a3 I +
a1 –
a5 U +
Plug-in jumpers
Position
ST 2
ST 6
a
b
a
b
Sense of relay action
The sense of relay action can be set with the aid of plug-in
jumpers J4 and J8.
Operating
Operating
Relay
status
sense
Alarm
condition
GW 2
Safe
condition
Relay
energized
Alarm
condition
GW 1
Safe
condition
Operating sense of LED's
The operating sense can be set with the aid of plug-in
jumpers J5 and J9.
Operating
Operating
LED's
status
sense
Alarm
condition
2
GW 2
Safe
condition
LED
lit-up
Alarm
condition
1
GW 1
Safe
condition
J1
B1
B2
B3
GW2
GW2
GW1
ST6
GW1
GW2
GW1
ST2
Fig. 3. Positions of the plug-in jumpers, potentiometers, test sockets
and LED's (standard versions as supplied).
Jumpers
Position
J4
J8
a
b
a
b
Jumpers
Position
J5
J9
b
a
b
a
J8
J9
J4
J5
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