Related Manuals for Onicon FT-3000 Series
Summary of Contents for Onicon FT-3000 Series
- Page 1 FT-3000 SERIES Inline Electromagnetic Flow Meter MODBUS Supplement ONICON DOC-0001665 Rev.C...
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Page 2: Table Of Contents
1.5 ACCESSING THE MODBUS SETTINGS..........................4 1.6 MENU 8 - COMMUNICATION ..............................5 MODBUS ..............................6 2.1 MODBUS REGISTER TYPES AND DATA FORMS ......................6 2.2 MEMORY MAP ....................................6 NETWORK TROUBLESHOOTING TIPS ......................9 3.1 TROUBLESHOOTING ...................................9 ONICON Incorporated • 727.447.6140 • www.onicon.com Page 2... -
Page 3: Introduction
FT-3000 SERIES MODBUS SUPPLEMENT SECTION 1.0: INTRODUCTION 1.1 PURPOSE OF THIS GUIDE The purpose of this guide is to provide installation and operating instructions for the ONICON FT-3000 Series MODBUS RTU serial interface. 1.2 SPECIFICATIONS RS485 (IEA-485) Transceiver 3-wire, half-duplex, 1/8 unit load... -
Page 4: Display And User Interface
FT-3000 SERIES MODBUS SUPPLEMENT 1.4 DISPLAY AND USER INTERFACE The FT-3000 Series transmitter is equipped with a lighted graphic display and 3-button user interface as shown below. +0.00 Gal/m Briefly press the middle button to advance to the next menu page. -
Page 5: Menu 8 - Communication
Press enter to accept changes and exit the function. Press escape to exit the program mode. Baud Rate [Speed = BPS 19200] This is the Baud rate setting for the FT-3000 Series transmitter. Valid settings are: 1200, 4800, 9600, 19200, 38400, 57600 and 115200. -
Page 6: Modbus
FT-3000 SERIES MODBUS SUPPLEMENT SECTION 2.0 MODBUS ONICON FT-3000 Series Inline Electromagnetic Flow Meters provided with a MODBUS RTU RS485 interface report flow rate data, totalized flow data, and operating status data to the network. Process data is formatted in the same engineering units shown on the meter’s display. - Page 7 T+ total indicated on the display – 123.45 T+ register (40009) value – 12345 T+ overflow value (40011 LSB) – 2 (0.01) T+ totalizer value with decimal point correction – 12345 x 0.01 = 123.45 ONICON Incorporated • 727.447.6140 • www.onicon.com Page 7...
- Page 8 Bit 4: Measured signal amplitude out of A/D converter range Bit 3 Measured signal amplitude out of amplifier range Bit 2: Input signal error Bit 1: Coil excitation error Bit 0: Empty pipe alarm ONICON Incorporated • 727.447.6140 • www.onicon.com Page 8...
- Page 9 Return bus message count Return bus CRC error count Return exception error count Return slave message count Return slave no response count Return slave NAK count Return slave busy count Return bus character overrun count ONICON Incorporated • 727.447.6140 • www.onicon.com Page 9...
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Page 10: Network Troubleshooting Tips
Shield wires must not be connected to the FT-3000 Series. ONICON 11451 Belcher Road South • Largo, FL 33773 • USA • (P) 727.447.6140 • (F) 727.442.5699 • onicon.com...
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