Installation and Connection
Modbus
®
RTU / IEC 60870-5-103 via RS485
Ensure the correct tightening torques.
RS485
RS485
–
Electro-mechanical assignment
The Modbus
®
/ IEC 60870-5-103 connection cable must be shielded. The
shielding has to be fixed at the screw beneath the interface at the rear side of
the device.
The communication is halfduplex.
60
MRI4
DOK-HB-MRI4-2E
1
X
10
3
2
3
4
5
6
P
N
+5V
GND
56
0
56
0
120
Protective Relay
H
F
S
hi
el
d
6
4 5
3
2
1
R1
R2
R1
+5V
GND
R1 = 560
R2 = 120
P
N
Protective Relay
H
F
S
hi
el
d
Summary of Contents for highprotec MRI4
Page 1: ...Manual Feeder Protection MRI4 Software Version 3 4 a DOK HB MRI4 2E Revision C English...
Page 43: ...Installation and Connection 43 MRI4 DOK HB MRI4 2E...
Page 46: ...Installation and Connection Ensure the correct tightening torques 46 MRI4 DOK HB MRI4 2E...
Page 69: ...Navigation Operation Navigation Operation 69 MRI4 DOK HB MRI4 2E 1 2 3 5 7 6 8 10 9...
Page 353: ...Device Parameters 353 MRI4 DOK HB MRI4 2E...
Page 373: ...373 MRI4 DOK HB MRI4 2E...