Siemens Simatic S7 Series System Manual

References
E.3 High-speed counter summary
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
695
E.3
High-speed counter summary
Table E- 3 S7-200 SMART HSC input assignments and capabilities
Clock A
Dir / Clock B
Reset
Single phase max.
clock/input rate
Dual phase / AB quadrature phase max.
clock/input rate
HSC0 I0.0 I0.1 I0.4 200 kHz (S model CPUs)
1
100 kHz (C model CPUs)
2
100 kHz (S model CPUs)
(Maximum 1x count rate = 100 kHz)
(Maximum 4x count rate = 400 kHz)
50 kHz (C model CPUs)
(Maximum 1x count rate = 50 kHz)
(Maximum 4x count rate = 200 kHz)
HSC1 I0.1 200 kHz (S model CPUs)
100 kHz (C model CPUs)
HSC2 I0.2 I0.3 I0.5 200 kHz (S model CPUs)
100 kHz (C model CPUs)
100 kHz (S model CPUs)
(Maximum 1x count rate = 100 kHz)
(Maximum 4x count rate = 400 kHz)
50 kHz (C model CPUs)
(Maximum 1x count rate = 50 kHz)
(Maximum 4x count rate = 200 kHz)
HSC3 I0.3 200 kHz (S model CPUs)
100 kHz (C model CPUs)
1
S model CPUs: SR20/ST20, SR30/ST30, SR40/ST40, SR60/ST60
2
C model CPUs: CR40, CR60

Siemens Simatic S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Communication Interfaces	PROFIBUS, PROFINET, Ethernet, MPI
Programming	TIA Portal, STEP 7
Programming Languages	LAD, FBD, STL, SCL, GRAPH
I/O Modules	Digital, Analog, Specialty modules available
Operating Temperature	0°C to 60°C (standard models)
Mounting	DIN rail mounting
Operating Voltage	24V DC or 120/230V AC (varies by model)
Protection Class	IP20 (standard models)
Memory	Varies depending on the S7 model. Includes work memory (RAM) for program execution, load memory (EEPROM or Flash) for program storage, and system memory for operating system functions. Memory sizes range from kilobytes to megabytes.