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MELSEC-Q
3 SPECIFICATIONS
POINT
Be sure to control the RS(RTS) and ER(DTR) signals with the Q series C24.
Control of the RS(RTS) and ER(DTR) signals by the user is a prime factor for data
communication errors.
3.2.2 RS-232 cable specification
Use a 15 m (49.21 ft.), or shorter, cable conforming to the RS-232 standard as the RS-
232 cable.
Diameter Type Material Temperature rating
AWG28 to 24 Stranded Copper 60°C or more
(Recommended cable)
• Oki Electric Cable Co., Ltd.
7/0.127
P HRV-SV ( : Specify the number of pairs. For 13 pairs 7/0.127 13P
HRV-SV)
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