Chapter pecications for unit
2.2 Extension unit (PIO/SIO/SCON extension unit, PIO unit)
2-13 ME0416-1A
(1) SCON cable connector
A cable connector for connecting the SCON extension unit and SCON.
Pin No. Signal name Description
1 VP24 Expansion module 24 V power
2 GND 0V
3 DRV_DY
Driver dedicated internal bus signal differential transmit
line +
4 DRV_RA
Driver dedicated internal bus signal differential receive line +
5 DRV_DZ
Driver dedicated internal bus signal differential transmit
line -
6 DRV_RB
Driver dedicated internal bus signal differential receive line -
7 AM_SD+ MODBUS differential line +
8 AM_SD- MODBUS differential line -
9 ACT_PULSE+ Driver signal timing notification signal differential line +
10 ACT_PULSE- Driver signal timing notification signal differential line -
11
SYNC_PULSE+
Driver synchronizing signal differential line +
12
SYNC_PULSE-
Driver synchronizing signal differential line -
13 RTC_1Hz 1 Hz toggle signal
14 CONE_IN Unit connection check signal
15 STOP Stop signal
16 ENABLE Enable signal
17 NC Not connected
18 GW_RESET Gateway reset signal
19 FG Frame ground
For connection to SCON Controller, refer to “Specification Edition Chapter 6 SCON Connection
Unit” in RCON System Instruction Manual (ME0384).
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