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Auxiliary Supply
Terminals 20 and 21
Auxliary suppy:
direct or alternating current electrical supply which is necessary for
proper working of the device.
Please verify that the available supply voltage meets the one shown on the data label of the
meter (voltage value and any frequency).
Where a double voltage is shown (for instance 80...265Vac / 80...265Vdc) the meter can be
fed with alternating voltage 80...265Vac or direct voltage 100...300Vdc.
In case of direct voltage supply please respect the shown polarities
INPUT
VOLTAGE
CURRENT
2 5 8
11
1
4
7
3
12 13
01/16 10783331 WEB E cod.MF72...
20+
and 21.
RS 485
AUX.
SUPPLY
Rx / Tx GND
+
–
+
–
33 34 35
20
21
F : 0,5A gG
F
Factory setting
Password 1000
Customized page
1
Lin1v voltage L1
Lin2v voltage L2
2
3
Lin3v voltage L3
Connection:
3n3E 4-wires 3-system line
Average time:
15m 15 minutes
Backlight:
35%
Run hour meter:
U Voltage start
RS485
Address: 255
Speed: 9.600
Parity: none
Transmission delay: 15mses
Word: bend
Relay output:
pulse
Pulse output
Energy: active
Pulse weight: 0,01kWh
Width of the pulse: 50ms
Password 2001
CT ratio:
0001
VT ratio:
01,00
Nemo 72 Le
21
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