Hitachi EHV+ Series - Page 85

Chapter 2 Specifications
2 – 75
Specifications of I/O terminal
EH-CU Terminal
configuration
No. CH2 No. CH1
Meaning of signal
16 Vin A 1 Vin A
Connects to a 12 to 24V DC power supply at
using voltage input.
17 A (+) 2 A (+) Connects (+) polarity at using differential input.
18 A (-) 3 A (-)
Phase A
Connects an open collector signal at using
voltage input.
Connects (-) polarity at using differential input.
19 Vin B 4 Vin B
Connects a 12 to 24V DC power supply at using
voltage input.
20 B (+) 5 B (+) Connects (+) polarity at using differential input.
21 B (-) 6 B (-)
Phase B
Connects an open collector signal at using
voltage input.
Connects (-) polarity at using differential input.
22 Vin M 7 Vin M
Connects a 12 to 24V DC power supply at using
voltage input.
23 M (+) 8 M (+) Connects (+) polarity at using differential input.
24 M (-) 9 M (-)
Marker
Connects an open collector signal at using
voltage input.
Connects (-) polarity at using differential input.
25 to 27 N.C. 10 to 12 N.C. Connect nothing.
28 Y2 13 Y0 Coincidence output. Connects to the other input.
29 Y3 14 Y1 Coincidence output. Connects to the other input.
RESET
EH-CU
CH2 CH1
16 1
30 15
CN1
30 Com2 15 Com1
Output
(-) common for coincidence common.
Commons 1 and 2 are independent.
Note: Pin No. defined in EH-CU does not accord with pin No. defined by connector maker.