ScreenMaster RVG200
Paperless recorder 7 Configuration
124 OI/RVG200-EN
7.10.8 Comms analog input
Note. This tab is displayed only if only if Implementation on the MODBUS TCP tab is set to Master –
see page 121.
Comms analog I/P
Comms analog I/P Select the communications analog input to hold the data from the
nominated slave device.
Protocol Select the communications protocol to be used by the recorder to
communicate with a nominated slave device:
None
TCP
RTU
–
–
–
comms analog channel unused.
MODBUS Transmission Control Protocol.
access a Remote Terminal Unit (RTU) via MODBUS TCP
gateway.
Note. The following parameter is displayed only if Protocol is set to TCP.
IP-address Enter the IP address assigned to the slave device.
Note. The following parameters are displayed only if Protocol is set to RTU.
RTU Address Enter the RTU address assigned to the remote unit (1 to 247).
Gateway Set the IP address for the MODBUS TCP gateway for connection to the
RTU.
Note. The remaining parameters are displayed only if Protocol is set to TCP or RTU.
Register Number Enter the register number to be read in the slave device.
Type Select the register type, Holding Register or Input Register.
Format Select the format of the data to be read from the slave device:
Sint16
Sint32
rev. Sint32
IEEE
Rev. IEEE
–
–
–
–
–
signed, 16 bit integer
signed, 32 bit integer, transmitted in high / low order
signed, 32 bit integer, transmitted in low / high order
32 bit floating point number, transmitted in high / low
order
32 bit floating point number, transmitted in low / high
order
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