1
Introduction .................................................................................................................................... 2
1.1
Overview ................................................................................................................................ 2
1.2
Features and Options .............................................................................................................. 2
1.3
Physical Characteristics ......................................................................................................... 2
1.4
Functional Characteristics ...................................................................................................... 4
1.5
1.6
1.7
Transmitter Adjustments ........................................................................................................ 6
1.8
1.9
1.10
2
Application Design ........................................................................................................................ 8
2.1
Overview ................................................................................................................................ 8
2.2
Safety ..................................................................................................................................... 8
2.2.1 Accuracy ............................................................................................................................... 8
2.2.2 Diagnostic Messages ............................................................................................................. 8
2.3
2.4
Security Considerations ....................................................................................................... 12
3
Installation and Startup ................................................................................................................ 13
3.1
3.2
3.3
4
4.1
Summary .............................................................................................................................. 14
4.2
Mounting Dimensions .......................................................................................................... 14
4.3
4.4
4.5
Piping SMV800 Transmitter ................................................................................................ 16
4.6
General Piping Guidelines ................................................................................................... 17
4.7
5
5.1
Procedures ............................................................................................................................ 19
5.2
Wiring a Transmitter ............................................................................................................ 20
5.2.1 Overview ............................................................................................................................. 20
5.3
Wiring Variations ................................................................................................................. 22
5.3.1 Input Sensor Wiring ............................................................................................................ 22
5.3.2 RTD Connections ................................................................................................................ 22
5.4
5.5
Lighting Protection .............................................................................................................. 26
5.6
5.7
Process Sealing .................................................................................................................... 26
6
7
Trim The Transmitter ................................................................................................................... 28
Page vi
Contents
STT850 Temperature Transmitter User's Manual
Revision 10