Anhang A: Verbindung
Electrical Scheme and Status Indicators
RJ45 (SCADA)
COM
COM
GND
GND
4-20mA n°3 IN
+
4-20mA n°2 IN
4-20mA n°1 IN
24VDC
GND
A
B
COMEM is an ISO 9001 system certified. Information subject to change without notice
6
Fibre Optic
RTD (IN)
RS485 IN
USB type A
EDOC: OIL DIAGNOSTIC DEVICE FOR SMART TRANSFORMERS
RJ45 (Service)
Idle - Green
Electronic board failure - Red
Heater failure - Red
H
Hydrogen sensor failure - RED
2
Humidity sensor failure - RED
H
Overcame the humidity threshold - YELLOW
2
USB active - Blue
4G module activated - Blue
eDevices or third part devices threshold reached - YELLOW
Sensors Reading - White
Varistor (500V)
Fuse (1A)
Earth
Neutral
Supply voltage
Phase
NO
Relay n°1
Relay n°2
Com
Relay n°3
NC
A
B
RS485 OUT
GND
4-20mA n°1 OUT
+
4-20mA n°2 OUT
- (GND)
4-20mA n°3 OUT
n°3 Buttons (Left-OK-Right)
45