高可靠性 因DCS系统基于多台计算机控制,且系统架构采用了硬件冗余,网络容错设计,即使某个硬件出现故障,系统也能在ms级恢复,不会影响系统的正常运行。 ②开放性 因DCS系统采用开放式,标准化,模块化,网络化设计,当需要增加或者改变一些功能时,可以通过增改硬件配置的方式实现要求。 ③灵活性 当控制要求变更时,可以通过编程软件实现各种逻辑控制,复杂的算法,图形化显示等功能要求。 ④控制功能强大 DCS系统的控制算法丰富,具有多种PID控制功能,如串级控制,前馈控制等,支持高级语言,可以编写更为复杂的算法。MFR. PART NUMBER DESCRIPTION 1756-A10 10 SLOT CONTROLLOGIX CHASSIS 1756-A13 13 SLOT CONTROLLOGIC CHASSIS 1756-A17 CHASSIS 17 SLOT CONTROLLOGIX 1756-A4 4 SLOT CONTROLLOGIX CHASIS 1756-A7 7 SLOT CONTROLLOGIX CHASSIS 1756-BA1 LOGIX5000 BATTERY ASSEMBLY 1756-CFM 2 CHANNEL /2 OUT CONFIGURABLE FLOWMETER 1756-CNB CONTROLNET BRIDGE MODULE 1756-CNBR CONTROLNET REDUNDANT BRIDGE MODULE 1756-CP3 LOGIX5000 RS232 PROGRAMMER CABLE 1756-DHRIO 2 CHANNEL DH+ AND/OR RIO SCANNER 1756-DNB DEVICE NET BRIDGE/SCANNER MODULE 1756-DPALEN CONTROLLOGIC SYSTEM DOCUMENTATION SET PRINTED 1756-ENET ETHERNET/IP BRIDGE MODULE 1756-GTWY CONTROLLOGIC GATEWAY CONFIGURATION SOFTWARE 1756-GTWYR SUPT REINSTATEMENT CONTRACT FOR 1756GTWY 1756-GTWYS SUPT RENEWAL CONTRACT FOR 1756GTWY 1756-HSC 2 CHANNEL /4 OUTPUT HIGH SPEED COUNTER 1756-IA16 79-132 VAC INPUT 16PTS 1756-IA16I 79-132 VAC ISOLATED INPUT 16PTS 1756-IA8D VAC DIAGNOSTIC INPUT 8PTS 1756-IB16 VDC INPUT 16PTS 1756-IB16D VDC DIAGNOSTIC INPUT 1756-IB16I VDC ISLOTED INPUT 16PTS 1756-IB32 VDC INPUT 32PTS 1756-IC16 VDC INPUT 16PTS 1756-IF16 ANALOG INPUT-CURRENT/VOLTAGE 16PTS 1756-IF6I ISOLATED ANALOG INPUT-CURRENT/VOLTAGE 6PTS 1756-IF8 ANALOG INPUT-CURRENT/VOLTAGE 8PTS 1756-IH16I VDC ISOLOTED INPUT 16PTS