28
Section
2
Wi
ring
V500-R521B2/C2
User’s Manual
Section 2
Wiring and Installation
Wiring
Wiring diagram
V500-R521B2 (Cable output type)
Connection with upper equipment p.88, p.89
• Extension length of the RS-232C line (SD, RD, and SG) should be up to 15 m.
• For trigger and power line, use a cable with 0.3 mm
2
or more and extension length should be up to 5 m.
• Wiring should avoid approaching to a high-power heavy electric current wire.
• Check the polarity of terminals and be careful of faulty wiring.
• Avoid reverse connection of power supply or connection to alternating current.
• Do not use exceeding rating voltage.
• Turn off the power switch before connecting or disconnecting a connector.
• Use a wrist strap etc. to avoid electrostatic charge when you touch terminals and signal lines, to avoid
damage due to static electricity.
Wiring color
Signal
name
Function
Signal direction
Bar code reader
Upper equipment
Brown
TRIG
External trigger signal
Yellow
OK
READ OK signal
Orange
NG
READ NG signal
Blue
CS
Transmission allowed
Gray
RS
Transmission request
White
RD
Received data
Green
SD
Transmission data
Red
VCC
Power supply
External
Black
S.GND
0 V (Signal ground)
External
Shield (FG)
F.GND
FG (Frame ground)
V500-R521.book 28 ページ 2008年7月18日 金曜日 午後1時1分