1 机型的选择
PLC机型选择的基本原则是,在功能满足要求的前提下,选择较可靠、维护使用较方便以及性能价格比的较优化机型。
在工艺过程比较固定、环境条件较好(维修量较小)的场合,建议选用整体式结构的PLC;其它情况则较好选用模块式结构的PLC。
对于开关量控制以及以开关量控制为主、带少量模拟量控制的工程项目中,一般其控制速度无须考虑,因此,选用带A/D转换、D/A转换、加减运算、数据传送功能的低档机就能满足要求。
而在控制比较复杂,控制功能要求比较高的工程项目中(如要实现PID运算、闭环控制、通信联网等),可视控制规模及复杂程度来选用中档或高档机。其中高档机主要用于大规模过程控制、全PLC的分布式控制系统以及整个工厂的自动化等。根据不同的应用对象,表1列出了PLC的几种功能选择。
YASKAWA ELECTRIC CIRCUIT JASP-AZ001B
Indeeco Controls 202-S95-M10-2S-I
General Electric GE Board Card DS3800DMEB1B1B 6BA03
FISHER CIRCUIT BOARD CARD CL7652X1-A2 41B1841X022-AB
MOORE CIRCUIT BOARDS 15821-1 15821-1-11
SEALED AIR CORPORATION 1164BN-04
Bailey NC0M03 Enhanced
Westronics Printer Interface AC100352-01
Westronics Board Card CB100340-01
CUTLER HAMMER, MITAC, MSC-251-CH, D223582
HONEYWELL MEASUREX PC BOARD GRAPHICS PROCESSOR GP60 05327603 REV AC1
HONEYWELL MEASUREX BOARD 05347100 08507900 209111 REV A
STROMBERG CIRCUIT BOARD CARD 5760556-1R SAMC 1 SUP 57149809 RQ
STROMBERG CIRCUIT BOARD CARD 5760556-1M SAMC 1 SUP 57149809
STROMBERG CIRCUIT BOARD CARD 5760539-1E SAMC 1 SUP 57151847KD
STROMBERG CIRCUIT BOARD CARD 5760556-1K SAMC 1 SUP 57149809
Allen Bradley Board Card 103620 Rev 12 M003563549
Allen Bradley Board Card 103620 Rev 09 M003352760
Bently Nevada 3300 Dual Accelerometer 3300/25 3300/25-05-03-05-00-00-01-00
BAILEY NETWORK 90 MULTI-FUNCTION CONTROLLER NMFC02
GE GENERAL ELECTRIC DS3800DLIA DS3800DLIA1E1E 6BA06
ABB ASEA Circuit Board Card 2668171-15/3 YM321001-Z
ABB ASEA Board Card 2668 170-318 YM321001-AN
Intel Hurco Graphics Circuit Board PBA 147013-005, 34623219R, PBA 146141-004
GE GENERAL ELECTRIC DS3800 DS3800DLIA1D1D 6BA05
NEW GE GENERAL ELECTRIC DS3800 DS3800DLCA1A1C 6BA03
GE General Electric 44A399750-G01 PS105 44B399271-001
GENERAL ELECTRIC CIRCUIT BOARD CARD IC3600SCBN2A
MICROFAST PROCESSOR MODULE ASY--M4000-PRC
PROLOG CIRCUIT BOARD CARD 7804A-S1173 D168762 REV 001
NEWAVE SA POWERWARE EXIDE NW4021A NW4021 A CH-6572 E28/02
NEWAVE SA POWERWARE EXIDE NW4021A NW4021 A CH-6572, Rom 142/03
NEWAVE SA POWERWARE EXIDE NW4021A NW4021 A CH-6572 11/03 47/03
CONTROL CHIEF CORP BOARD CARD 8002-4000-A 8002-4001
GE IC3600 IC3600LIVF1A IC3600LIVF
GE IC3600 IC3600SSLD1F1B IC3600SSLD
Cincinnati Milacron 3-533-0700G REV B PC Board 39920468
HONEYWELL 51304487 100LG 51120578-101
ALLEN BRADLEY AB CIRCUIT BOARD CARD 80165-018-51
TRANSMATION INC. CIRCUIT BOARD CARD 496600 496610-310D
NEWAVE SA POWERWARE EXIDE CIRCUIT BOARD CARD 101072737 S7300 118302611 A
GE Fanuc Processor IC600CM554A 44A717539-G01
Bristol Babcock I/O CPU 392003-02-3
Siemens Board Card 570 515.9001.00
GENERAL ELECTRIC GE CIRCUIT BOARD IC600CB516B
NEWAVE EXIDE MK II U INVERTER GATE 118302461C
GE IC3600 VIB. ALARM IC3600SVDE1 IC3600SVDE1B1B
NEWAVE EXIDE INVERTER GATE FIRING MODULE 118302605B 101072720
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