Siemens SIMATIC S7-1200 System Manual page 1426

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Table of Contents

Technical specifications

A.8 CPU 1217C

Technical data

Pulse outputs

Pulse catch inputs

Time delay interrupts

Cyclic interrupts

Edge interrupts

Real time clock accuracy

Real time clock retention time

The slower speed is applicable when the HSC is configured for quadrature mode of operation.

Type of instruction

Many variables affect measured times. The above performance times are for the fastest

instructions in this category and error-free programs.

Up to 4 configured to use any built-in or SB outputs (refer to CPU 1217C Digital

output (DQ) H/W configuration table) (Page 1430)

1 MHz (Qa.0 to Qa.3)

100 kHz (Qa.4 to Qb.1)

4 total with 1 ms resolution

12 rising and 12 falling (16 and 16 with optional signal board)

SIMATIC memory card (optional)

+/- 60 seconds/month

20 days typ./12 days min. at 40 °C (maintenance-free Super Capacitor)

Execution speed

Direct addressing (I, Q and M)

0.08 μs/instruction

0.3 μs/instruction

0.137 μs/instruction

0.72 μs/instruction

1.48 μs/instruction

1.17 μs/instruction

1.0 μs/instruction

1.78 μs/instruction

S7-1200 Programmable controller

System Manual, V4.2, 09/2016, A5E02486680-AK