11 XN-322-20DI-PCNT digital input module with counter function
11.4 Technical data for digital inputs
XN300 slice modules
06/16 MN050002 EN
www.eaton.com
67
11.3.3 Configuring inputs 1 to 4
Counter mode register object 0x4020 can be used to configure the function
for inputs 1 to 4 and, accordingly, select the operating mode you want to
use.
In addition, any writing command to counter mode register object 0x4020
will reset counter registers 0x3023 through 0x3028 to 0x00.
The following functions are available:
11.4 Technical data for digital inputs
Data
bit
designation
Description
0
Input 1/2
0 = Counter Mode
1 = Incremental Encoder Mode
1
Input 3/4
0 = Counter Mode
1 = Incremental Encoder Mode
2 – 7
reserved
designation
Number of channels
20
61131-2 Type1
Input voltage U
e
24 VDC
maximum 30 VDC
Signal level
LOW: 0 < U
e
< +8 V
HIGH: +14 V < U
e
< +30 V
Switching threshold
no11 VDC
Input current at U
E
=24VDC
normally 3.7 mA
Input delay
Inputs 1 to 4
normally 10
μ
s
Inputs 5 to 20
normally 500
μ
s
Max. input frequency at inputs 1 to 4
when using X1 encoding
25 kHz
Max. input frequency at inputs 1 to 4
when using four samples encoding
100 kHz
Summary of Contents for XN300
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