3. External Connection
36
CNT24-4(PCI)H
Example Connection with a Rotary Encoder
* Pin numbers in the diagram shows 37 pin D-SUB connector on the Option Cable.
CNT24-4(PCI)H
CN2
0V
CH0 : 10 CH2 : 29
CH1 : 15 CH3 : 34
CH0 : 11 CH2 : 30
CH1 : 16 CH3 : 35
Option cable
GND
1 to 7, 13, 32
CN2
(Pin No. of Connector)
CH0 : 9 CH2 : 28
CH1 : 14 CH3 : 33
Power supply
Shield
Encoder
Phase-A
Phase-B
Phase-Z
Phase-A
Phase-B
Phase-Z
Figure 3.12. Example Connection with a Rotary Encoder (TTL-level Input)
Example Connection with a Linear Scale
CNT24-4(PCI)H
0V
CH0 : 10 CH2 : 29
CH1 : 15 CH3 : 34
CH0 : 11 CH2 : 30
CH1 : 16 CH3 : 35
Option cable
GND
1 to 7, 13, 32
CN2
(Pin No. of Connector)
CH0 : 9 CH2 : 28
CH1 : 14 CH3 : 33
Power supply
Shield
Phase-A
Phase-B
Phase-Z
Phase-A
Phase-B
Phase-Z
* Pin numbers in the diagram shows 37 pin D-SUB connector on the Option Cable.
Figure 3.13. Example Connection with a Linear Scale (TTL-level Input)