9
5.2 Input/output interface internal circuit
Shows summary image of the internal circuit of the interface for connection to
external devices of the QD70. (for QD70P4, axis 1).
Input/
output
class
External
wiring
Pin
No.
Internal circuit
Signal name
B9
Near-point dog signal
DOG1
B11
Speed-position
switching signal
CHG1
B8 Common
COM1-2
B17 Zero
signal
PG01
B18
Zero signal common
PG01 COM
A1
External power input
(0V)
24G
Input
24VDC
*
24VDC
B1
External power input
(24VDC)
+24V
B4
Pulse output F
(CW/PULSE)
PULSE F1
B2
Pulse output R
(CCW/SIGN)
PULSE R1
B3
Pulse output common
PULSE COM1
B13
Deviation counter clear
CLEAR1
Output
B14
D/D
converter
circuit
Deviation counter clear
common
CLEAR1 COM
*: Either polarity can be connected to the common (COM1-2).
