46 - Active Terminals and Connections
Figure 29: Frequency measurement terminals. Range 0.0027 … 51000
Hz
See also Frequency Generation, Pulse Counting and Switch Sensing.
Note: There is a trigger level choice for (dry) contacts with no
external potential. 24 V supply may also be used. Connect as
light blue line shows in picture above.
Pulse Counting
Pulse counting has three settings that should be checked before
(re)starting a pulse count:
• Trigger level. Select a level that suits your signal.
• Trigger edge. Select either rising or falling edge.
• Zeroing. A possibility to zero the pulse count.
Figure 30: Pulse counting terminals. Range 0 … 9 999 999 pulses
See also Pulse Generation, Frequency Generation and Frequency
Measurement.
Note: There is a trigger level choice for (dry) contacts with no
external potential. 24 V supply may also be used. Connect as
light blue line shows in picture above.
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