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USER HANDBOOK 1.2 | B-PRIMIS DC/ET PRIME 2110W X C, 2115WUX C
Berghof Automation GmbH | Harretstraße 1 | 72800 Eningen |
www.berghof-automation.com
270011X00_B-PRIMIS_ET-DC-PRIME 2110W-2115W_EN.docx
36
Example for a counter: Capture input or counter input
Fig. 21: Counter with Capture input
Pin
Designation
Pin
Designation
C1
Up, A (CNT0)
C3
–
C2
Down, B (CNT0)
C4
Capture (rise), Z (CNT0)
The counter CNT1 is not available with this configuration.
Data for the counting inputs
Counting inputs
Function
Value
Description
Number of counters
2
–
Signal voltage
(1): DC 15…28 V
(0): DC
–3…3 V
Pulse width within the valid level for at least 1 µs
Max. frequency:
-
Signal
-
Counter
500 kHz
1 counts/s
Special installation instructions are applicable to
100 kHz. At the maximum counting frequency, the
signal generator must ensure a flank steepness of
at least 20 V/µs.
Min. Pulse width
1 µs
Per level
counter resolution
32 bit
–
Internal pull-up
3 kΩ
–
Installation instructions
Screened cable must be used to connect the counters.
The power supply to the sensor (24 V DC; GND) and the signal must both be within the same
cable.
The PLC and sensor must be supplied by the same power supply unit.