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Installation Manual - RIO 425
Is the DCU communicating
with the RIO 425?
This can be verified in the DCU web
server or user interface under the
Troubleshooting menu. See the RIO
425 section.
There is a comm LED indication on the
RIO 425 that flashes when
communicating.
Modbus Reference
To access the RIO 425 Modbus I/O list,
go to
200/400 Series Communication List
Modbus RTU Channel Specification
Parameter
Value
Physical
RS-485
Baud rate
19200
Start bits
1
Data bits
8
Stop bits
1
Parity
Even
Address
25
Generator Voltage
Interface
Connect the generator voltage
interface as follows:
Generator phase
RIO 425 terminal
N
13
L1
12
L2
11
L3
10
Wire requirement
Wires shall have a minimum area of
1.0 mm
2
(16 AWG).
Generator Current
Interface
Connect the generator current
interface as follows:
Phase
Current
transformer
RIO 425
terminal
L1
S1
S2
1
2
L2
S1
S2
3
4
L3
S1
S2
5
6
Wire requirement
The wire area shall be minimum 2.5
mm
2
(12 AWG).
Configuration
The RIO 425 can be configured from
the web server on a DCU in the Auto-
Maskin Marine Pro range. This is the
easiest and preferred method.
If no such DCU is available, the RIO
425 can be configured using the user
interface on the front of the unit.
Note! The current transformer ratio is
pre-configured to 5:1. It is possible to
change this ratio to 1:1, but only using
the RIO 425 user interface.
Содержание RIO 425
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