Weidmüller maxGUARD - 6 Electronic Load Monitors | AMG ELM-X

34Manual maxGUARD2526740000/02/03.2018
6 Electronicloadmonitors | AMG ELM-x...
6 Electronic load monitors
6.1 AMG ELM-x...
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Left:AMGELM-6...
Right:AMGELM-12...
1 +24V main strand connection (+24V)
2 Thumbwheel switch
3 LED
4 Reset button “R”
5 PLUS output connection (cross-connector)
6 PLUS output connections (2.5mm
2
)
7 GND main strand connection (0V)
8 MINUS output connections (2.5mm
2
)
9 MINUS output connection (cross-connector)
10 Markers
11 Internal signal line connection
The AMGELM-6 and AMGELM-12 electronic load moni-
tors monitor individual load circuits and disconnect them in
the event of a short circuit or overload. The tripping current
and the tripping characteristic are selected using the thumb-
wheel switch.
LED Colour Meaning
LED
Green Fault-free operation
Red Load monitor is switched off
Red, ashing Load monitor tripped
Red, ashing fast Internal error
Orange (red and green) Overtemperature detected
Red, green, alternating Reset button deactivated for 30 seconds
AMG ELM-6..., AMG ELM-12... block diagram
The reset button “R” can be used to individually reset and
switch on/off the load monitors.
The thumbwheel switch has ten settings. The current values
of the standard tripping characteristic are shown with white
numbers on a black background. The current values of the
delayed tripping characteristic are shown with black num-
bers on a white background.
AMG ELM-6... AMG ELM-12...
Thumbwheel
switch
Characteristic Thumbwheel
switch
Characteristic
1
1A
N
4
4A
N
2
2A
N
6
6A
N
3
3A
N
8
8A
N
4
4A
N
10
10A
N
6
6A
N
12
12A
N
1
1A
T
4
4A
T
2
2A
T
6
6A
T
3
3A
T
8
8A
T
4
4A
T
10
10A
T
6
6A
T
12
12A
T