采用这种结构，两个数据模块和两个 UR–RS422 通道的对时来自于同一个时钟源。如下图所示，两个 UR–RS422 信道经过数据模块 1 上的发送定时而实现数据的同步采样。如果无法使用终端对时特性或不希望采用这种类型的连接，也可选择无计时限制的 G.703 接口。
GENERAL ELECTRIC 75C142464-CM-G786-H6R-30 30 A BUS PLUG
ALLEN-BRADLEY CO 96628502 H01 POWER SUPPLT MODULE NIB
CONTROLLED MAGNETICS INC CM-1146 LINE REACTOR
SQUARE D PFCD4005RF ReactiVar PWR CORRECTION CAPACITOR
TCS / SCHLUMBERGER 682-16-AF-L-1 PISTON FLOW METER, REF
GOODYEAR 569 014 064 00200 INSTA-GRIP AIR & MULTIPURPO
SOLA DT661H40S DRIVE ISOLATION TRANSFORMER, 40 kVa, 3 P
SOLA DRIVE ISOLATION TRANSFORMER, 3 Ph ENCL Type 1, 460
SOLA DT651H40S DRIVE ISOLATION TRANSFORMER, 40 kVa, 3 P
SOLA DRIVE ISOLATION TRANSFORMER, 3 Ph ENCL 1 460 DELTA
SOLA DRIVE ISOLATION TRANSFORMER, 3 PH, ENCL 1, 460 DEL
SOLA DRIVE ISOLATION TRANSFORMER, 3 PH, ENCL 1, 460 DEL
PARKER BAYSIDE RB180-003-001 STEALTH GEAR HEAD RIGHT AN
SEW EURODRIVE SF80 HELICAL-WORM GEAR REDUCER, 56.16:1 R
