Technology Modules - Siemens SIMATIC S7-1500 Automation System System Manual

3.8

Technology modules

Overview of properties
The table below shows the essential properties of the technology modules.
Table 3- 9 Technology modules
Order no.:
Short description
Supported encoders
Max. count frequency
Integrated DI
Integrated DQ
Counting functions
Measuring functions
Diagnostic error interrupt
Hardware interrupt
Isochronous operation supported
Reference
Further information on the technical specifications of the modules may be found in the
respective manuals.
S7-1500 Automation System
System Manual, 01/2013, A5E03461182-01
6ES7550-1AA0-0AB0
TM Count 2x24V
Incremental encoder for signals,
24 V asymmetric,
Pulse encoder with/without direction
signal,
Pulse encoder up/down
200 kHz
800 kHz with four-fold pulse
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,
Velocity
Yes
Yes
Yes
Module overview
3.8 Technology modules
6ES7551-1AB00-0AB0
TM PosInput 2
Incremental encoder for signals to RS422
(5 V differential signal),
Pulse encoder with/without direction
signal,
Pulse encoder up/down,
Absolute encoder (SSI)
1 MHz
4 MHz with four-fold pulse
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,
Velocity
Yes
Yes
Yes
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