Module overview
3.8 Technology modules
S7-1500 Automation System
System Manual, 01/2013, A5E03461182-01
27
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.: 6ES7550-1AA0-0AB0 6ES7551-1AB00-0AB0
Short description TM Count 2x24V TM PosInput 2
Supported encoders Incremental encoder for signals,
24 V asymmetric,
Pulse encoder with/without direction
signal,
Pulse encoder up/down
Incremental encoder for signals to RS422
(5 V differential signal),
Pulse encoder with/without direction
signal,
Pulse encoder up/down,
Absolute encoder (SSI)
Max. count frequency 200 kHz
800 kHz with four-fold pulse
1 MHz
4 MHz with four-fold pulse
Integrated DI 3 DIs per counter channel for
start,
stop,
capture,
synchronization
2 DIs per counter channel for
start,
stop,
capture,
synchronization
Integrated DQ 2 DQs for comparators and limit values 2 DQs for comparators and limit values
Counting functions Comparator,
Adjustable counting range,
Incremental position detection
Comparator,
Adjustable counting range,
Incremental and absolute position
detection
Measuring functions Frequency,
Period,
Velocity
Frequency,
Period,
Velocity
Diagnostic error interrupt Yes Yes
Hardware interrupt Yes Yes
Isochronous operation supported Yes Yes
Reference
Further information on the technical specifications of the modules may be found in the
respective manuals.
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