Bl-u1 – KEYENCE N-410 User Manual
Page 20

1-8
N-410 Overview
1
1-3
Part Names
BL-U1
Number
Name
Function
1
OK/NG LED
•Illuminates green when output is OK.
•Illuminates red when output is NG.
2
Timing LED
Illuminates when trigger input is on.
3
Communication state
display LEDs
Monitors the state of communications at the RS-232C port.
From top to bottom: SD, RD, RS, CS
4
Power LED
Illuminates when power is on.
5
Input/output terminal
There are terminals for trigger input, OK/NG output, RS-422A and
RS-485.
6
Power switch
Turns the power on or off.
7
Power cable (2m)
Use 100 to 240 V AC(50 / 60 Hz).
8
RS-232C port
Connects to the computer. Not used for multi-drop connections.
9
Reader port
Connects to BL/SR/RF Series devices.
10
Dipswitch
Changes communication ports, toggles the terminator.
1. OK/NG LED
2. Timing LED
3. Communication
state display LEDs
4. Power LED
5. Input/output terminal
9. Reader port
8. RS-232C port
6. Power switch
7. Power cable(2m)
10. Dipswitch