KEYENCE N-400 - Manual (Page 26)

Chapter 2 Installation Procedure
18
2
Connecting trigger input
The trigger input allows the BL series to start reading bar codes (turn on the laser
beam).
To connect the BL series in multi-head mode, send the trigger input to the N-400
instead of the N-48.
Connecting OK/NG output
The OK/NG output indicates the result of the comparison with preset data, or
indicates whether reading is successful or not.
15 to 26 VDC
+
+
TIM COM OK
+
COM OK NG
Load
Load
*Rated load: 30 V max. (100mA)
Internal circuit
+
Load
TIM
COM
Internal circuit
+
+