ONICON F-5100 MOD Network - Manual (Page 5)

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F-5100-MOD Flow Meter Network Interface Installation Guide 05/14 - 0669-6
Page 5
Flow
MODBUS
RTU
RS485
NETWORK
1.3 SPECIFICATIONS
MODBUS RTU NETWORK INTERFACE
RS485
Transceiver: 2-wire, half-duplex
Data format: 8 bit with 1 stop bit
Parity: Even, none or odd (default: even)
MAC address (device address) range: 1 - 240 (Default: 048)
Baud rate: 9600 or 19200 (Default: 19200)
Termination: None
Biasing: None
SECTION 1: INTRODUCTION
1.1 PURPOSE OF THIS GUIDE
The purpose of this guide is to provide installation and commissioning procedures and basic
operating and servicing instructions for the ONICON F-5100 Flow Meter MODBUS RTU serial
interface.
1.2 TYPICAL F-5100 INSTALLATION
The F-5100 is a thermal mass flow meter that measures gas flow, provides a local indication of
the flow rate and total, and provides this data via a MODBUS RTU RS485 serial interface to the
utility or building control network.