
Technical specifications
A.2 S7-200 SMART CPUs
S7-200 SMART
704
System Manual, V2.3, 07/2017, A5E03822230-AF
A.2.3
CPU ST40, CPU SR40, and CPU CR40s
A.2.3.1
General specifications and features
General specifications and features of the CPU ST40, CPU SR40, and CPU CR40s
Table A- 38 General specifications
Technical data
CPU ST40 DC/DC/DC
CPU SR40 AC/DC/Relay
CPU CR40s AC/DC/Relay
Article number
6ES7288-1ST40-0AA0
6ES7288-1SR40-0AA0
6ES7288-1CR40-0AA1
Dimensions W x H x D
(mm)
125 x 100 x 81
125 x 100 x 81
125 x 100 x 81
Weight
410.3 grams
441.3 grams
475 grams
Power dissipation
18 W
23 W
8 W
Current available (EM
bus)
1400 mA max. (5 V DC)
1400 mA max. (5 V DC)
Not available
Current available
(24 V DC)
300 mA max. (sensor power) 300 mA max. (sensor power) Not available
Digital input current
consumption (24 V DC)
4 mA/input used
4 mA/input used
4 mA/input used
Table A- 39 CPU features
Technical data
CPU ST40 DC/DC/DC
CPU SR40 AC/DC/Relay
CPU CR40s AC/DC/Relay
User
memory
Program
24 Kbytes
24 Kbytes
12 Kbytes
User data (V) 16 Kbytes
16 Kbytes
8 Kbytes
Retentive
10 Kbytes max.
1
10 Kbytes max.
1
2 Kbytes max.
1
On-board digital I/O
24 inputs/16 outputs
24 inputs/16 outputs
24 inputs/16 outputs
Process image
256 bits of inputs (I) / 256 bits
of outputs (Q)
256 bits of inputs (I) / 256 bits
of outputs (Q)
256 bits of inputs (I) / 256 bits
of outputs (Q)
Analog image
56 words of inputs (AI) / 56
words of outputs (AQ)
56 words of inputs (AI) / 56
words of outputs (AQ)
Not available
Bit memory (M)
256 bits
256 bits
256 bits
Temporary (local) memory
(L)
64 bytes in the main program
and 64 bytes in each subrou-
tine
and interrupt routine
60 bytes when programming
in
LAD or FBD (STEP 7-
Micro/WIN reserves 4 bytes)
64 bytes in the main program
and 64 bytes in each subrou-
tine
and interrupt routine
60 bytes when programming
in
LAD or FBD (STEP 7-
Micro/WIN reserves 4 bytes)
64 bytes in the main program
and 64 bytes in each subrou-
tine
and interrupt routine
60 bytes when programming
in
LAD or FBD (STEP 7-
Micro/WIN reserves 4 bytes)
Sequential control relays
(S)
256 bits
256 bits
256 bits
Содержание SIMATIC S7-200
Страница 30: ...Product overview 1 7 Programming software S7 200 SMART 30 System Manual V2 3 07 2017 A5E03822230 AF ...
Страница 267: ...Program instructions 7 6 Counters S7 200 SMART System Manual V2 3 07 2017 A5E03822230 AF 267 HSC modes 3 and 4 ...
Страница 394: ...Program instructions 7 18 Subroutine S7 200 SMART 394 System Manual V2 3 07 2017 A5E03822230 AF ...
Страница 425: ...Communication 8 5 PROFIBUS S7 200 SMART System Manual V2 3 07 2017 A5E03822230 AF 425 ...
Страница 786: ...Technical specifications A 11 S7 200 SMART cables S7 200 SMART 786 System Manual V2 3 07 2017 A5E03822230 AF ...
Страница 798: ...Error codes C 4 PLC fatal error codes S7 200 SMART 798 System Manual V2 3 07 2017 A5E03822230 AF ...
Страница 848: ...Ordering information F 6 Human Machine Interface devices S7 200 SMART 848 System Manual V2 3 07 2017 A5E03822230 AF ...