Connection To Electronic Weighing System - Siemens SIMATIC ET 200SP Operating Instructions Manual

Connecting

4.2 Connection to electronic weighing system

Transient overvoltages
Take measures to ensure that temporary transient overvoltages of more than 119 V do not
occur.
4.2 Connection to electronic weighing system
Table 4-1 Terminal assignment of the BaseUnit
Designation
Load cell supply voltage mon‐
itoring +
Load cell signal +
Load cell signal -
Load cell supply voltage mon‐
itoring -
Load cell
supply voltage +
Load cell
supply voltage -
RS485 interface +
RS485 interface -
24 V DC supply voltage
BaseUnit
The BaseUnit is not included in the scope of delivery of the electronic weighing system and
must be ordered separately.
An overview of the BaseUnits that you can use with the electronic weighing system can be
found in the Product Information for the documentation of the ET 200SP Distributed I/O System
(http://support.automation.siemens.com/WW/view/en/73021864).
Information regarding selection of the suitable BaseUnit can be found in the ET 200SP
Distributed I/O System (http://support.automation.siemens.com/WW/view/en/58649293)
system manual and in the ET 200SP BaseUnits
view/en/58532597/133300) manual.
Information on wiring the BaseUnit, creating the cable shield, etc., can be found in the
ET 200SP Distributed I/O System System Manual
support.automation.siemens.com/WW/view/en/58649293) in the section Connecting.
24
WARNING
Signal name
SEN+ 1
SIG+ 3
SIG- 5
SEN- 7
EXC+ 9
EXC- 11
485+ 13
485- 15
L+
View Signal name
2 DI.0
4 DI.1
6 DI.2
8 DQ.0
10 DQ.1
12 DQ.2
14 CI+
16 CI-
M
(http://support.automation.siemens.com/WW/
(http://
Technology module TM SIWAREX WP351 HF
Operating Instructions, 01/2020, A5E47521010-AA
Designation
Digital input DI.0
Digital input DI.1
Digital input DI.2
Digital output DQ.0
Digital output DQ.1
Digital output DQ.2
Counter input CI +
Counter input CI -
Ground for supply voltage