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PLC内的I/O模板,除一般的DI/DO、AD/DA模板外,还发展了一系列特殊功能的I/O模板,这为PLC用于各行各业打开了出路,如用于条形码识别的ASCII/BASIC模板,用于反馈控制的PID模板,用于运行控制、机械加工的高速计数模板、单轴位置控制模板、双轴位置控制模板、凸轮定位器模板、射频识别接口模板等,这在以后还会有很大发展。另外在输入、输出的相关元件、强干扰场合的输入、输出电隔离、地隔离等方面也会更加完善。
PLC中的CPU与存储器配合,完成控制功能。它与DCS系统处理温度、压力、流量等参数的系统不同,采用快速的巡回扫描周期,一般为0.1~0.2s,更快的则选用50ms或更小的扫描周期。它是一个数字采样控制系统GE 119C9677P0001
Flygt CT 3300 HT Submersible Pump, 575V, 60HP, 45kW, 1775RPM, 3300.280, Sump
Bell and Gossett VSX-VSC split-case suction Pump 5x6x17.5A 150 HP
Limitorque R-180-F03-0821 3.3 HP 3400 RMP
Limitorque SMB 78-37870-042-6Y
COPES VULCAN 1-HRV-357 6" GLOBE CONTROL VALVE BDYPO61806 300LB SCH 40 BW2
FlowServe Worthington Rotor Assembly Impeller 410SS
Peerless-Winsmith DS204 1900 RPM
Velan W03-8074B-13AA Bolted Bonnet Globe Valve, 1/2 Globe SS, 1690, SW, BB
Automation Tech. L51.5DA SPX
SPX Copes Vulcan L51.5DA-EA1703-100
Reliance Dutymaster B31J2746M-LH
Leybold SOGEVAC SV65 B 960412
Electric 07518EP3H365TS, 75 HP Electric Motor, 575V, 365TS Frame, 1775 RPM
Gardner Denver A5CDL13J
Limitorque Nuclear Service Motor Model R-180-F03-0821 3.3 HP 3400 RMP 575V
Cutler Hammer AN56GN0BB
ITT Barton 581-4 Hydraulic Isolator, 9557D89G01 0581-0015A
Copeland Copelametic MRA2-0500-TFE
Georator 38-057 NOBRUSH Frequency
Johnson Cutless Duramax 900B138AX3 Bearing 862296141
GE (Advance) 101C473BA-1
ABB M3BP 225 SMB 2 IEC 225 S/M 55, 52KW, 3561 RPM 575V 64A IP 55
Westinghouse QX32-010R09 Bucher Hydraulic Gear Pump 5 HP, 575V 1155 rpm
Idex Viking Pump AS4195 High Speed Compact Pump
Westinghouse 364TS TEFC A, 60HP 3555RPM Electric Motor, 575V
GE 0999D662G0001 Rev 000 Turbine Lower Actuator Guide , VC 22291-212190
Bluffton 3HP, 3450 RPM Electric Motor, MOD 1313007186, 3 PH, 208-230/460
Rexroth 3 842 998 226 Vario-Flow VF-90
ABB Speed Governor 1384650-481-40 / 1-889619-481-40 / HTGR 102-759-PI 1201
Brown Boveri R 102 644 R1
Parker Pneumatic P1VA260A0700
Industrial Electric Motor, 3535 RPM, 208-230 / 460V, 286JM
Parker Compumotor SX106-178 SX MicroStep SX8-Drive
Rexroth 3 842 998 226 Vario-Flow VF-90
Reliance Electric 1251276-002 Class 1E 3/4 HP 575 VAC 3 Phase
Rexroth 3 842 532 149 3-Mot EN60034 / GKR04-2EHGR-071C32
Alstom Spring Loaded Overpressure Safety Check Valve HTGR102976R0001
Orion KRF15 VB-01 Vacuum Pump 10 CFM, 25" HG vacuum 14 PSIG
GE Fanuc P40 AC Spindle Motor Type A06B-0831-B300
Industrial/Commercial heavy duty Exhaust Fan 34" w/ 1.5HP TECO MAX-E1
Rexroth 3 842 998 226 Vario-Flow VF-90
Standard Refrigeration Co SST-500
LunkenHeimer T-1406-WA
Limitorque FB56 242-D REV-0 1/3 HP 1700 RPM 3PH
Rexroth 3 842 998 225 Vario-Flow VF-65