2 connecting the bl-u2/n-42 and wiring, Caution – KEYENCE BL-600 Series User Manual
Page 35
Chapter 3 Connection and Installation
25
3
3.2
Connecting the BL-U2/N-42 and Wiring
This section describes the connection and wiring of the BL-600 Series and periph-
eral devices when the special power supply unit BL-U2 or N-42 is used.
3.2.1 Connecting the BL-U2/N-42, AC power supply, and BL-600 Series
1. Connect the 24 V DC power supply to the power supply terminals of the BL-U2
or N-42.
BL-U2
N-42
Power supply terminals
Power supply terminals
Make sure that the power supply provides 24 V DC. If the power supply
output is not 24 V DC, it can damage the unit.
Note: If the power supply is UL rated, it must provide Class 2 output.
2. Connect the BL-600 Series to the READER port of the BL-U2 or N-42.
BL-U2
N-42
POWER
SD
RD
READER
RS-232C
TER
MIN
AT
OR
ON
OF
F
POWER
SD
RD
READER
Power supply
terminals
Power supply
terminals
+
+
-
2 4 V D C
24V DC IN
+
+
-
2 4 V D C
24V DC IN
N.C.
N.C.
N.C.
CAUTION
BL-600 Series
Connector
READER port
BL-600 Series
Connector
READER port