2016/8/15 10:00:06 来源: 厦门泰尼电气有限公司
1786-BNCP
1786-BNCP
1786-BNCP
--PLC的字面定义是“可编程逻辑控制器(programable logic controller)"是从功能上定义的概念。概念最早指机械加工行业的计算机化逻辑控制装置。开关量处理能力强。最早的PLC系统较小。
--现代的DCS和PLC的区别已越来越小。DCS处理连续量和开关量的能力都很强。PLC处理连续量的能力也越来越大,大型PLC系统结构上也是分布式的。
--顺便介绍一个SCADA系统,这个概念发源于电力行业,也是从系统功能上定义的概念。也就是我国最早所说的”三遥系统(遥侧,遥信,遥控)“。最初的系统是晶体管的。现代的SCADA系统则都是计算机化的。用DCS或PLC也可以组成具有SCADA功能的系统。
DCS的基本结构和PLC的区别
Square D PEF361200 1200 Amp Circuit Breaker PEF361200LS
Square D PJA36080CU33A 800 Amp PowerPact Breaker PJA360
Square D NCP361200 NCP Breaker 1200 Amp 600V NCP 361200
Siemens DC Inverter 6SE7026-0TD21 Simovert VC 6SE70260T
Siemens DC Inverter 6SE7023-4TC21 Simovert VC 6SE70234T
Siemens DC Inverter 6SE7024-7TD21 Simovert VC 6SE70247T
Siemens 6AV7462-4AA02-0DG0 Simatic Panel PC 477 OEM 6AV
Reliance Electric GV3000E-AC044-AA-DBU Sensorless Enhan
Moore Siemens 39ACM24BCN PLC ACM Advanced Control Modul
Xomox Matryx Crane MX3000 120 PSI Vane Pneumatic Ac
GE Multilin MIB High Impedance Differential Module MIB3
Reliance 65C500/9101-2160 QUIQ Servo POSTTTIONing Module
Square D MEL36800 800 Amp Circuit Breaker MEL36800LSG 8
Square D MEL36800 800 Amp Circuit Breaker MEL36800LSG 8
Reliance Electric 805405-5R Distributed Power System Fi
Modicon TSXP57453AM TSX Premium 574X3A FIP Processor Mo
SICK Optic LMS-291-S05 Laser Measurement Technology Sen
Square D I-Line PowerPact Breaker PGA36080 U44AYK 800 A
Furnas Nordic 2634U00 Soft Starter Motor Controller 150
CH Westinghouse HLD3600T107W 600 Amp Breaker Digitrip O
Rexroth HCS02.1E-W0028-A-03-NNN IndraDrive C Servo Driv
Square D LE36600LS 600 Amp I-Line Breaker ARP100 Trip L
Omron NT610C-DT151-V2 Interactive Display NT610CDT151V2
Square D Breaker MEL36800 800 Amp MEL36800LIG 600V 3 Ph
Siemens Sensitrip III Breaker SCLD69600 600 Amp SCLD6
Square D LE36600LS 600 Amp I-Line Breaker ARP075 450A T
Allen-Bradley 20B D 052 A 0 AYNAND0 40 / 30 HP PowerFle
Allen-Bradley 20B D 052 A 0 AYNAND1 40 / 30 HP PowerFle
Indramat HDS05.2-W300N-HS12-01-FW AC Controller HDS05.2
Cutler Hammer HLD3600T107W 600 Amp Breaker Digitrip OPT
Indramat AC Servo Power Supply KVR 1.3-30-3 PS DC 300V