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ABB 266 MODBUS User Manual

ABB 266 MODBUS
164 pages
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2105216 Rev. AB
The most accurate
multivariable transmitter
ABB has ever produced
User manual
2600T series pressure transmitters
266 MODBUS
®
multivariable transmitter

Table of Contents

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ABB 266 MODBUS Specifications

General IconGeneral
BrandABB
Model266 MODBUS
CategoryTransmitter
LanguageEnglish

Summary

1 Health and safety

3 Installation

3.6 Electrical connections

Details electrical connections including grounding, surge protection, and wiring.

4 Transmitter start up

4.1 Supplying power

Steps to apply power to the transmitter and verify its operation on the display.

4.2 Configuring the transmitter

Instructions for configuring the transmitter's settings via the HMI and communication.

4.3 Commissioning the transmitter

Requirements for commissioning the transmitter into operation after installation and configuration.

4.3.4 Putting the transmitter in service

Final steps to commission the transmitter into operation by actuating manifold valves.

5 Service and maintenance

5.12 Calibrating

Instructions for calibrating the transmitter's main pressure sensors and process temperature.

6 Troubleshooting

6.1 Diagnostic codes

Procedure to determine diagnostic codes, causes, and corrective actions for alarm conditions.

6.2 Blank display screen

Troubleshooting steps for a blank LCD screen, including contrast and power checks.

6.3 Communication failure

Troubleshooting steps for communication failures, including parameters and wiring.

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