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当用PLC进行网络设计时,其难度比PLC单机控制大得多。首先你应选用自己较熟悉的机型,对其基本指令和功能指令有较深入的了解,并且指令的执行速度和用户程序存储容量也应仔细了解。否则,不能适应你的实时要求,造成系统崩溃。另外,对通信接口、通信协议、数据传送速度等也要考虑。
后,还要向 PLC的商家寻求网络设计和软件技术支持及详细的技术资料,至于选用几层工作站,依你的系统大小而定
各公司的扩展模块种类很多,如单输入模块、单输出模块、输入输出模块、温度模块、高速输入模块等。 PLC的这种模块化设计为用户的产品开发提供了方便。
①Allen-Bradley(美国AB)
VAT ASA 14046-TE44
VAT ASA F14-76916-01
VAT ASA 14050-TE24
AE Advanced Energy ProSys HiLight 012PSVCO RF
AE Advanced Energy RFDS 2000-2V 3155038-013 D AMAT 0920-01128
AE Advanced Energy 5513/2060 2305788-C
AE Advanced Energy PDX-2500 RF 3156012-103
AE Advanced Energy Apex 3000/13 A3D3L000BA140A111A
AE Advanced Energy PDX500 3156024-105C
AE Advanced Energy Apex 1500/13 A3L3L000BA140D111A
AE Advanced Energy Apex 3000/13 A3D3L000CA140A111A
AE Advanced Energy PINNACLE 3152415-107K
AE Advanced Energy V3B 2300660-B
AE Advanced Energy X90 RF 3155183-001 / 0190-25190-002 #2
RadiSys EPC-5 VME PC CPU
RADISYS CPU-33B/4 VME MVEM BOARD
RadiSys PFS-025-SS-64 SBC CPU
Alphi Technology AD42M VME
Allen Bradley 6008-LTV
QLCAMAAN
QLCDM024DCBAN
Reliance Electric 805403-2R
Reliance Electric 805405-5R
Reliance Electric 9101-0387/DM25 615055-1R
Reliance Electric B100A
Reliance Electric T100A
Reliance Electric T100B
Reliance Electric S-D4006-D SD4006D
Reliance Electric S-D4007-E SD4007E
Reliance Electric S-D4008-A SD4008A
Reliance Electric S-67118
Reliance Electric IQ020BS4030PH-0
Reliance Electric PM010BS3007NH-0
Reliance Electric PDM-100/9101-3047
MC8040A
NSD VP-2C
NSD VP-2A
NSD VP-2B
OPTO 22 CONTROL CPU BOARD LC2
TC-ODD321
TC-IDD321
TC-IAH161
NIKON LMDRV5B4SO18-860
CONTEC BUS-PAC(PC)E No. 7024D PLC
1785-L40E
1756-L64
FIREYE 95UVS2-1CG
1784-KTX /B
1784-KTX /A
1784-KTP PLC
1784-KTX /B
1784-U2DHP
1784-KTX /B
1784-U2DN /A
1784-PKTXD /B
Allen Bradley 5120-P1
MVI56-PDPMV1
6DD1660-0BB0
60WKS-M240/12
MDS60A0110-5A3-4-00
QLCCM22AAN
FOXBORO CP60 P0961FR