Technology Modules For Counting, Measuring And Position Detection - Siemens Simatic S7-1500/ET 200MP System Manual

3.8.4

Technology modules for counting, measuring and position detection

For technological tasks, powerful technology modules are available that perform these tasks
largely autonomously and reduce the load on the CPU. The table below shows the available
technology modules for counting, measuring and position detection.
Short designation
Article number
Manual
Connectable encoders
Max. count frequency
Integrated DI
Integrated DQ
Counting functions
Measuring functions
Diagnostic interrupt
Hardware interrupt
Isochronous mode
Automation system
System Manual, 12/2017, A5E03461182-AE
TM Count 2x24V
6ES7550-1AA00-0AB0
Incremental encoders for signals, 24 V,
asymmetric,
Pulse encoders with/without direction
signal,
Pulse encoders up/down
200 kHz:
800 kHz with pulse quadruplication
3 DIs per counter channel for
Start
•
Stop
•
Capture
•
Synchronization
•
2 DQs for comparators and limit values
Comparator
Adjustable counting range,
Incremental position detection
Frequency
Period duration
Velocity
X
X
X
System overview
3.8 Technology functions
TM PosInput 2
6ES7551-1AB00-0AB0
Incremental encoders for signals to RS-
422 (5 V differential signal),
Pulse encoders with/without direction
signal,
Pulse encoders up/down,
Absolute encoders (SSI)
1 MHz
4 MHz with pulse quadruplication
2 DIs per counter channel for
Start
•
Stop
•
Capture
•
Synchronization
•
2 DQs for comparators and limit values
Comparator
Adjustable counting range,
Incremental
and absolute position detection
Frequency
Period duration
Velocity
X
X
X
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