ABB 266 MODBUS - Default Chapter; Table of Contents

ii
Contents
Typographical conventions ................................................................................................................................ vii
Additional publications ...................................................................................................................................... viii
1 Health and safety ........................................................................................................................................... 1
General information and notes ................................................................................................................................. 1
Safety, warning, and note symbols .......................................................................................................................... 1
Compliance............................................................................................................................................................. 2
2 System description........................................................................................................................................ 3
Introduction ............................................................................................................................................................. 3
Theory of operation ................................................................................................................................................. 3
Transmitter accuracy and traceability standards ....................................................................................................... 4
Transmitter dimensions ........................................................................................................................................... 4
Transmitter hardware subassemblies ....................................................................................................................... 6
Transmitter operational specifications ...................................................................................................................... 7
Power requirements ................................................................................................................................................ 8
Input/output specifications ....................................................................................................................................... 9
User interface ....................................................................................................................................................... 14
3 Installation ................................................................................................................................................... 16
Site planning and preparation ................................................................................................................................ 16
Unpacking, inspection, and verification .................................................................................................................. 17
Mounting options................................................................................................................................................... 19
Housing and display orientation ............................................................................................................................. 23
RTD installation .................................................................................................................................................... 25
Electrical connections............................................................................................................................................ 28
4 Transmitter start up ..................................................................................................................................... 33
Supplying power ................................................................................................................................................... 33
Configuring the transmitter .................................................................................................................................... 34
Commissioning the transmitter............................................................................................................................... 37