Table of Content DOCUMENT INFORMATION ........ 1 ..........1 BOUT THIS MANUAL Responsibilities ..........1 INSTALLATION OF THE RIO 425 ......2 ............2 NTRODUCTION .......... 2 PERATING ONDITIONS ..............2 IRING Power Supply ..........2 Communication to the DCU ......3 Generator Voltage Interface ......
Note! Auto-Maskin continuously upgrades its products and reserves the right to make changes and improvements without prior notice. Installation Manual - RIO 425 Page 1...
AC Power Supply Relative 5 to 95 % RH (without Humidity: condensation) On the RIO 425, connect an AC power supply to terminals 14 and 15. The supply shall be in the range 85 – Wiring 265 VAC (+10%/-15%). The RIO 425 has these main...
RIO link chain. communicate with the DCU 410(E)/408(E) or DCU 210(E)/208(E) in If the RIO 425 is the only unit on the the Auto-Maskin Marine Pro range. RIO link, then the termination resistor shall be connected at the RIO 425.
RIO 425 that flashes when communicating. Phase Current RIO 425 transformer terminal Modbus Reference To access the RIO 425 Modbus I/O list, go to 200/400 Series Communication List Modbus RTU Channel Specification Parameter Value Wire requirement Physical RS-485 The wire area shall be minimum 2.5...
Note! If there is no voltage transformer user interface in the installation, then the secondary value shall be equal to the primary The RIO 425 can be configured using value. the small pushbuttons and display on the front of the unit.
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To save the data and proceed, press . Current Transformer Secondary value Note! The RIO 425 comes preset to a transformer ratio of 5:1, meaning the secondary current varies up to 5A. If necessary, the ratio can be changed to 1:1.
Schematic This schematic shows a typical installation of the RIO 425. Note! The voltage transformer may or may not be necessary. Consult the RIO 425 datasheet for supply voltage range. The RIO link communication interface is not shown on the schematic.
[7/8]. procedure. Make sure the value is set to 8, Enter Communication setup using the ⇑ button. On the RIO 425, press the Reset Press ⇕ to proceed. button, then immediately long- Stop bits press the Set-up button. The display shall say Set Prot Bus.
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