D I S T R I B U T I O N S O LU T I O N S
11
Front panel with LED
and QR Label
Terminals definition
3.2 Physical Interfaces
Front side
1
2
3
4
Name
Position
LED state
Description
Running LED Indicator
1
OFF
Auxiliary supply voltage in disconnected
Flasching
Normal operation
Comm. LED Indicator
2
ON
Without TR wireless communication
Flashing
TR wireless communication
Alarm LED Indicator
3
OFF
No Allarm presents
ON
Alarm enabled
WIFI QR Label
4
WIFI ID to setup communication with MDC4-M
Name
Terminal
Function
Earthing
X1-1
Earthing
Power supply
X1-2
L/+
Ac and DC input, 110
~ 220 V AC/
DC
X1-3
N/-
Alarm output
X1-4
Normal open terminal
X1-5
Normal close terminal
X1-6
Common terminal
CB position
X1-7
Common negative terminal
X1-8
Binary input of CB normal open auxiliary
switch
X1-9
Binary input of CB normal close auxiliary
switch
RS485 Port 1
X2-1
B-
Slave
SCADA communication
X2-2
A+
RS485 Port 2
X2-3
B-
Slave
LHMI communication or
SCADA communication
X2-4
A+
Aux power out -
X2-5
-12 VDC. Aux power supply for LHMI and
sensors
RS485 Port 3
X2-6
B-
Master
Sensor communication
X2-7
A+
Aux power out +
X2-8
+ 12 VDC, Aux power supply for LHMI and
sensors
Terminals X1 e X2
Содержание UniSec
Страница 37: ...DISTRIBUTION SOLUTIONS 37 Note...
Страница 38: ...38 UNISEC DIGITAL OPER ATION AND MAINTENANCE MANUAL Note...
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