一般Modulebus的长度不能超过2.5m，同时必须为每个MTU或S800L模件唯一的地址代码，且多一个Cluster内支持12个I/O模件。Modulebus Clu-ster可以根据现场需要灵活扩展，但整个I/O站总模件数量不能超过24个。
MINI-CIRCUITS ZAD-2 COAXIAL FREQUENCY MIXER
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3M 722 WORK STATION MONITOR ANTI-STATIC GROUNDING
OMRON E3X-A21 FIBER-OPTIC SENSOR PHOTOELECTRIC SWITCH
SQUARE D D221NRB FUSIBLE SAFETY SWITCH 30 AMP 240V
FORE MARCONI SCP-ASXHA-32 SWITCH CONTROL PROCESSOR ATM
SIECOR FBC-006 FIBER CUTTER FOAM FITTED WOODEN CASE
34x SWAGELOK SS-815-4 TUBING INSERTS TUBE FITTINGS 1/2″
AR WORLDWIDE 10S1G4A MICROWAVE AMPLIFIER OPERATING & SE
HP AGILENT 5061-4209 GPIO CABLE FOR 98622 OPT. 001
TEKTRONIX P6122 PASSIVE VOLTAGE OSCILLOSCOPE PROBE 100
