S7-200 Smart Cpus; Cpu St20, Cpu Sr20, And Cpu Cr20S; General Specifications And Features - Siemens SIMATIC S7 System Manual

A.2

S7-200 SMART CPUs

A.2.1

CPU ST20, CPU SR20, and CPU CR20s

A.2.1.1

General specifications and features

General specifications and features of the CPU ST20, CPU SR20, and CPU CR20s
Table A- 8 General specifications
Technical data
Article number
Dimensions W x H x D
(mm)
Weight
Power dissipation
Current available (EM
bus)
Current available
(24 V DC)
Digital input current con-
sumption
(24 V DC)
S7-200 SMART
System Manual, V2.3, 07/2017, A5E03822230-AF
CPU ST20 DC/DC/DC
6ES7288-1ST20-0AA0
90 x 100 x 81
320 grams
20 W
1400 mA max. (5 V DC)
300 mA max. (sensor power)
4 mA/input used
CPU SR20 AC/DC/Relay
6ES7288-1SR20-0AA0
90 x 100 x 81
367.3 grams
14 W
1400 mA max. (5 V DC)
300 mA max. (sensor power)
4 mA/input used
Technical specifications
A.2 S7-200 SMART CPUs
CPU CR20s AC/DC/Relay
6ES7288-1CR20-0AA1
90 x 100 x 81
363 grams
6 W
Not available
Not available
4 mA/ input used
685