Technical specifications
Article number
Measuring functions
Measuring time, parameterizable
•
Dynamic measurement period adjustment
•
Number of thresholds, parameterizable
•
Measuring range
–
Frequency measurement, min.
–
Frequency measurement, max.
–
Cycle duration measurement, min.
–
Cycle duration measurement, max.
Accuracy
–
Frequency measurement
–
Cycle duration measurement
–
Velocity measurement
Potential separation
Potential separation channels
between the channels
•
between the channels and backplane bus
•
Between the channels and load voltage L+
•
Isolation
Isolation tested with
Ambient conditions
Ambient temperature during operation
horizontal installation, min.
•
horizontal installation, max.
•
vertical installation, min.
•
vertical installation, max.
•
Decentralized operation
to SIMATIC S7-300
to SIMATIC S7-400
to SIMATIC S7-1200
to SIMATIC S7-1500
to standard PROFIBUS master
to standard PROFINET controller
88
6ES7551-1AB00-0AB0
Yes
Yes
2
0.04 Hz
4 MHz
0.25 µs
25 s
100 ppm; depending on measuring interval and signal eval-
uation
100 ppm; depending on measuring interval and signal eval-
uation
100 ppm; depending on measuring interval and signal eval-
uation
No
Yes
No
707 V DC (type test)
0 °C
60 °C; Please note derating for inductive loads
0 °C
40 °C; Please note derating for inductive loads
Yes
Yes
Yes
Yes
Yes
Yes
Technology module TM PosInput 2 (6ES7551-1AB00-0AB0)
Manual, 06/2018, A5E03982218-AB