Siemens SITRANS SL, Руководство по эксплуатации, Страница: 3 / 212

SITRANS SL
Operating Instructions, 12/2010, A5E01132948-04
5
Table of contents
1
Introduction................................................................................................................................................ 9
1.1
Purpose of this documentation ......................................................................................................9
1.2 History............................................................................................................................................9
1.3 Product versions ..........................................................................................................................10
1.4 General information .....................................................................................................................11
1.5 Special information and warnings................................................................................................11
1.6 Warranty conditions .....................................................................................................................12
1.7 Delivery information .....................................................................................................................12
1.8 Standards and regulations...........................................................................................................12
2 Description............................................................................................................................................... 13
2.1
Overview ......................................................................................................................................13
2.2 Benefit..........................................................................................................................................14
2.3 Range of application ....................................................................................................................15
2.4 Design..........................................................................................................................................16
2.4.1 Transmitter and receiver units .....................................................................................................16
2.4.2 Display and control panel.............................................................................................................19
2.4.3 Cables for connection ..................................................................................................................20
2.4.4 Inputs/outputs...............................................................................................................................21
2.5 Functional description ..................................................................................................................22
2.5.1 Operating principle.......................................................................................................................22
2.5.2 Influences on the measurement...................................................................................................24
2.5.3 Maintenance and fault messages ................................................................................................28
2.5.4 Essential characteristics ..............................................................................................................29
2.6 Product characteristics.................................................................................................................30
3 Application planning................................................................................................................................. 31
3.1
Cable selection recommendations...............................................................................................31
3.2 Network and system integration...................................................................................................32
3.2.1 Overview ......................................................................................................................................32
3.2.2 Analog I/O and digital I/O system configuration...........................................................................33
3.2.3 PROFIBUS DP system configuration ..........................................................................................35
3.2.4 Modbus system configuration ......................................................................................................37