Option Board; Supported Function - Hitachi MICRO-EHV+ Applications Manual

Chapter 3 Programming

3.21 Option board

3.21.1 Supported function

Option board supports the following communication functions and analog input/output.
Function
RS-485 Modbus-RTU master
Modbus-RTU slave
General purpose com.
Analog input
Analog output
Isolated Analog input
Isolated Analog output
Isolated RTD input
X = Supported, - = Not supported
Right click on "Device" and choose "Add Device...".
"Add Device" window appears.
Click the option board name according to the table below and [Add Device] button.
Option board type
OBV-NES
OBV-485A
OBV-485TAI
OBV-485TAO
OBV-AIO
OBV-AIG
OBV-AIOG
OBV-RTD
OBV- OBV-
NES 485A
X X
X X
X X
- 2 ch.
- -
- -
- -
- -
Device name in
[Add Device] dialog
Option_Board
Option_Board OBV-AIG
Option_Board OBV-AIOG
Option_Board OBV-RTD
3 – 74
OBV- OBV- OBV-
485TAI 485TAO AIO
X X -
X X -
X X -
2 ch. - 2 ch.
- 2 ch. 2 ch.
- - -
- - -
- - -
Device version
3.5.3.41
3.5.3.44
3.5.3.44
3.5.3.44
OBV- OBV- OBV-
AIG AIOG RTD
- - -
- - -
- - -
- - -
- - -
4 ch. 2 ch. -
- 2 ch. -
- - 2/4 ch.
Required CPU
ROM version
3.5.3.41
3.5.3.41
3.5.3.41
3.5.3.42
3.5.3.42
3.5.3.44
3.5.3.44
3.5.3.44