描述
节点总线的传送介质一般为同轴电缆,有的采用令牌信号传送方式,有的采用带冲突检测的确良多路送取争用总线信号传送方式。不论采用哪种方式,当总线的干线任一处中断时,都会导致该总线上所有站及其子设备通讯故障。
NEW FANUC IC600 BF903K 48VDC SINK OUTPUT
NEW CUTLER HAMMER 9072A-6501
NOVATEC MCD-1001 DISPLAY UNIT MCD1001
NEW WAVETEK MODEL 171 SYNTHESIZER / GENERATOR
NEW HONEYWELL M740A1020 ACTUATOR MOTOR M740A-1020
COMPUMOTOR SX8-DRIVE CONTROLLER
COMPUMOTOR SX6-DRIVE CONTROLLER
ROBOTRON SERIES 400 HC16 CPU TIMER 473-0-0414-01
NEW HONEYWELL RA890F-1346 FLAME RELAY RA890F 1346 3