Cpu St40, Cpu Sr40, And Cpu Cr40; General Specifications And Features - Siemens Simatic S7 Series System Manual

Technical specifications
A.2 S7-200 SMART CPUs
A.2.3

CPU ST40, CPU SR40, and CPU CR40

A.2.3.1

General specifications and features

General specifications and features of the CPU ST40, CPU SR40, and CPU CR40
Table A- 34 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 consumption
(24 V DC)
Table A- 35 CPU features
Technical data
User memory Program
User data
(V)
Retentive
On-board digital I/O
Process image
Analog image
Bit memory (M)
Temporary (local) memory (L)
Sequential control relays (S)
Expansion modules expansion
Signal board expansion
High-speed counters
584
CPU ST40
DC/DC/DC
6ES7 288-1ST40-0AA0
125 x 100 x 81
410.3 grams
18 W
1440 mA max. (5 V DC)
300 mA max. (sensor pow-
er)
4 mA/input used
Description
CPU ST40 DC/DC/DC,
CPU SR40 AC/DC/Relay
24 Kbytes
16 Kbytes
10 Kbytes max.
1
24 inputs/16 outputs
256 bits of inputs (I) / 256 bits of outputs
(Q)
56 words of inputs (AI) / 56 words of
outputs (AQ)
256 bits
64 bytes in the main program and
64 bytes in each subroutine and interrupt
routine
256 bits
6 max.
1 max.
4 total
4 at 200 KHz single phase
•
2 at 100 KHz A/B phase
•
CPU SR40
AC/DC/Relay
6ES7 288-1SR40-0AA0
125 x 100 x 81
441.3 grams
23 W
1440 mA max. (5 V DC)
300 mA max. (sensor pow-
er)
4 mA/input used
CPU CR40 AC/DC/Relay
12 Kbytes
8 Kbytes
10 Kbytes max.
24 inputs/16 outputs
256 bits of inputs (I) / 256 bits of outputs
(Q)
--
256 bits
64 bytes in the main program and 64 bytes
in each subroutine and interrupt routine
256 bits
--
--
4 total
4 at 100 KHz single phase
•
2 at 50 KHz A/B phase
•
System Manual, 09/2015, A5E03822230-AC
CPU CR40
AC/DC/Relay
6ES7 288-1CR40-0AA0
125 x 100 x 81
440 grams
18 W
--
300 mA max. (sensor pow-
er)
4 mA/input used
1
S7-200 SMART