Chapter 16. Built-in high speed counter of GM6-CPUC
16-4
16.3.3. External interface circuit
Internal circuit
No. of
terminal
Signal type
Operation voltage
ON
14 ~ 26.4
VDC
1
A-phase pulse
input 24VDC
OFF
Less than
2.5VDC
ON
14 ~ 26.4
VDC
2
B-phase pulse
input 24VDC
OFF
Less than
2.5VDC
Input
3
COM
ON
19 ~
26.4
V
4
Preset input
24V
OFF
6 V
or
less
Input
5
Preset COM
3.3K
Ω
820
Ω
3.3K
Ω
270
Ω