II - DCE FEL ČVUT v Praze

SIMATIC S7 Ex Analog Modules
In this chapter
Chapter
overview
Notes
I/O Modules with Intrinsically-Safe Signals
C79000-G7076-C152-04
The following SIMATIC S7 Ex analog modules are described in this chapter:
Analog input SM 331; AI 8 x TC/4 x RTD
(6ES7 331-7SF00-0AB0)
Analog input SM 331; AI 4 x 0/4...20 mA
(6ES7 331-7RD00-0AB0)
Analog output SM 332; AO 4 x 0/4...20 mA
(6ES7 332-5RD00-0AB0)
Section Description Page
3.1 Analog Value Representation 3-2
3.2 Connecting Transducers to Analog Inputs 3-22
3.3 Connection of Thermocouples, Voltage Sensors and
Resistance Sensors to Analog Input SM 331;
AI 8 x TC/4 x RTD
3.4 Connecting Current Sensors and Transducers to the Analog
Input Module SM 331; AI 4 x 0/4...20 mA
3.5 Connecting Loads/Actuators to the Analog Output Module
SM 332; AO 4 x 0/4...20 mA
3
3-25
3-34
3-36
3.6 Basic Requirements for the Use of Analog Modules 3-38
3.7 Analog Input Module SM 331; AI 8 x TC/4 x RTD 3-54
3.8 Analog Input Module SM 331; AI 4 x 0/4...20 mA 3-63
3.9 Analog Output Module SM 332; AO 4 x 0/4...20 mA 3-68
You will find information on the relevant safety standards and on other safety
regulations in Appendix B.
The General Technical Specifications for S7-300, M7-300 modules in /71/
also apply.
3-1