ProMinent DULCOMARIN 3 Compact Assembly And Operating Instructions Manual page 44

Assembly and installation
Description Terminal
identifier
Modules 2
Modules 3
Modules 4
Tab. 7: DULCOMARIN
®
Description Terminal identi‐
fier
[RS485 IN]
Modbus RTU
[RS485 OUT]
LAN
cNet
USB
SD card
44
Terminals
3, upper part of housing
Terminals
XB1
XB2
Pin Signal
Pin Signal
1 (A) Cable A
2 (B) Cable B
3 (GND) RS485 reference
potential
4 (shield) RS485 shield
1 (A) Cable A
2 (B) Cable B
3 (GND) RS485 reference
potential
4 (shield) RS485 shield
Function
Module slot 2 for
2-channel IO mod‐
ules
Module slot 3 for
2-channel IO mod‐
ules
Module slot 4 for
2-channel IO mod‐
ules
Function
Modbus-RTU
input
Modbus RTU
output
Customer LAN
interface
Internal ProMi‐
nent system
interface for dis‐
tributed system
USB interface
for customer's
USB stick
ProMinent
internal SD card
reader