描述
大中型PLC系统应支持多种现场总线和标准通信协议（如TCP/IP），需要时应能与工厂管理网（TCP/IP）相连接。通信协议应符合ISO/IEEE通信标准，应是开放的通信网络。
PLC系统的通信接口应包括串行和并行通信接口（RS2232C/422A/423/485）、RIO通信口、工业以太网、常用DCS接口等；大中型PLC通信总线（含接口设备和电缆）应1：1冗余配置，通信总线应符合国际标准，通信距离应满足装置实际要求。
Tascam CD-X1700 Pro Performance DJ Dual CD Player
TASCAM 2488neo MIXER $50 INSTANT COUPON LIVE STUDIO DJ
Tascam CD-01U PRO Professional Rackmount CD Player
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Tascam MD-02B Rackmount MiniDisc Audio Recorder
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TASCAM ATR – 60 HALF TRACK STUDIO REEL 2 REEL RECORDER
1/4″ MACHINE
Tascam GA-100CD Guitar Amplifier and CD Player Combo
TASCAM 2488neo (24-Trk/80GB DAW w/CDRW)
Tascam CC-222 SL Cassette / CD Recorder Slot Load CC222
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Tascam CD-X1700 Dual CD Player
Tascam 225 Syncaset Cassette Tape Player Recorder NIB
NEW Tascam RC-898 DTRS Controller for DA-98 DA-38 RC898
