Siemens S7-300 Manual

Copyright 2003 by Siemens AG
A5E00213444-02
Product Information on the Manual
Edition 04.2003
S7-300 Module Specifications, Edition 11/2002, (A5E00105505-02)
Introduction
The S7-300 product family has been enhanced and improved. This document
contains details of the features and technical specifications of the modules.
Contents
Section Contents Page
1 SM 321 digital input module; DI 16 DC 24 V;
with hardware interrupt and diagnostic interrupt, clocked;
(6ES7 321-7BH01-0AB0)
2
2 SM 331 analog input module; AI 8 14 Bit High Speed,
clocked; (6ES7 331-7HF00-0AB0)
14
3 Analog Output Module SM 332; AO 4 16 Bit, clocked; (6ES7
332-7ND01–0AB0)
25

Siemens S7-300 Specifications

General

Protection Class	IP20
CPU	CPU 312
Communication	MPI, PROFIBUS, Ethernet
Power Supply	24 V DC
Programming	STEP 7 (TIA Portal)
Supply Voltage	24 V DC
Mounting	DIN rail mounting
Operating Temperature	0°C to 60°C
Relative Humidity	10% to 95% (non-condensing)
Memory	Depends on CPU model (e.g., 64 KB to 4 MB)