YASKAWA V1000 Series Installation & Start-Up Manual page 430

C.1 MEMOBUS/Modbus Basic Set-Up
S2 Position
ON
OFF
Figure C.3
A – DIP switch S2
B – OFF
Figure C.3 MEMOBUS/Modbus Terminals and Terminal Resistor Switch
Note: 1. Separate the communication cables from the main circuit cables and control circuit wiring.
2. Use shielded cables for the communication cable, and use proper shield clamps. Shield at
one end only.
3. When using RS-485 communication, connect S+ to R+, and S- to R-, on the control circuit
terminal board. Refer to
430
YASKAWA TM.V1000.01 V1000 Drive Installation & Start-Up Manual (Preliminary 01-19-07)
Table C.2 MEMOBUS/Modbus Switch Settings
Internal terminal resistance OFF (no terminal resistance); default setting
Figure
Description
Internal terminal resistance ON
B
C – ON
C.4.
A
C