Siemens SIMATIC S7 Equipment Manual

i
SM 338 Equipment Manual
(4) J31069-D401-U1-A0-7618
Table of Contents
1 Product Overview 1-1......................................................
2 The SM 338 Module 2-1.....................................................
2.1 Layout 2-2.........................................................
2.2 Measuring Principle 2-4..............................................
2.3 US Measuring System 2-5...........................................
3 Mounting 3-1..............................................................
3.1 Installation 3-2.....................................................
3.2 Installation 3-6.....................................................
4 Data Communication with the PLC 4-1.......................................
4.1 Input Area 4-2......................................................
4.2 Parameter Area 4-3.................................................
4.3 Diagnosos Area 4-9.................................................
4.3.1 System Diagnosis Bytes 4-10.........................................
4.3.2 Channel--Related Diagnosis Bytes 4-12.................................
5 Operation 5-1..............................................................
5.1 Parameter Assignment 5-2...........................................
5.2 Example of an SDB 100 5-4..........................................
5.3 Normal Operation 5-7...............................................
5.4 Error Diagnostics 5-8................................................
6 Appendix A-1..............................................................
A.1 Technische Daten A-2...............................................
A.2 Plug Connector Allocation A-4........................................
A.3 Recommended Accessories A-6......................................

Siemens SIMATIC S7 Specifications

General

Brand	Siemens
Model	SIMATIC S7
Category	Controller
Language	English