《厦门阿米控技术有限公司》
PLC可编程控制系统,分散控制系统(DCS)安全仪表系统(SIS),ESD系统,振动监测系统,汽轮机控制 压缩机组控制系统(CCS)等各类工控系统部件系统里的 PLC模块,DCS模块,IO模块,DO模块,AI模块,DI模块,网络通信模块,以太网模块,运动控制模块,模拟量输入模块,模拟量输出模块,数字输入模块,数字输出模块,冗余模块,电源模块,继电器输出模块,继电器输入模块,处理器模块。
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产品广泛应用于:电力、石油、矿井提升、港口、供热、燃气、供水、污水处理、冶金、造纸、纺织、化工、水利等现代化工业领域!
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1 .系统设计的主要内容
( 1 )拟定控制系统设计的技术条件。技术条件一般以设计任务书的形式来确定,它是整个设计的依据;
( 2 )选择电气传动形式和电动机、电磁阀等执行机构;
( 3 )选定 PLC 的型号;
( 4 )编制 PLC 的输入 / 输出分配表或绘制输入 / 输出端子接线图;
( 5 )根据系统设计的要求编写软件规格说明书,然后再用相应的编程语言(常用梯形图)进行程序设计;
( 6 )了解并遵循用户认知心理学,重视人机界面的设计,增强人与机器之间的友善关系;
( 7 )设计操作台、电气柜及非标准电器元部件;
( 8 )编写设计说明书和使用说明书;
根据具体任务,上述内容可适当调整。
( 1 )深入了解和分析被控对象的工艺条件和控制要求
a .被控对象就是受控的机械、电气设备、生产线或生产过程。
b .控制要求主要指控制的基本方式、应完成的动作、自动工作循环的组成、必要的保护和联锁等。对较复杂的控制系统,还可将控制任务分成几个独立部分,这种可化繁为简,有利于编程和调试。
( 2 )确定 I/O 设备
根据被控对象对 PLC 控制系统的功能要求,确定系统所需的用户输入、输出设备。常用的输入设备有按钮、选择开关、行程开关、传感器等,常用的输出设备有继电器、接触器、指示灯、电磁阀等。
( 3 )选择合适的 PLC 类型
根据已确定的用户 I/O 设备,统计所需的输入信号和输出信号的点数,选择合适的 PLC 类型,包括机型的选择、容量的选择、 I/O 模块的选择、电源模块的选择等。
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GIDDINGS & LEWIS 502-03063-01
Giddings & Lewis 502-03676-22
Giddings & Lewis 502-02108-00
Giddings & Lewis 502-02817-00
GIDDINGS&LEWIS 501-04561-00/502-03567-00
Giddings & Lewis 502-03548-00R3
GIDDINGS LEWIS 502-03549-00R3
GIDDINGS & LEWIS 502-03362-00
GIDDINGS & LEWIS 502-02724-52
GIDDINGS & LEWIS 501-02981-00
NEW GIDDINGS & LEWIS : 502-03843-00
GIDDINGS & LEWIS 502-03548-00R2
Giddings & Lewis : 071752 - 53947
GIDDINGS & LEWIS 502-03551-02
Giddings & Lewis 502-03782-02R1
Giddings and Lewis 502-04104-00r3
Giddings & Lewis 502-03817-00R1
Giddings & Lewis 501-03332-00/502-02869-20
giddings & lewis 5020281408
giddings & lewis 501-04026-00
GIDDINGS & LEWIS 502-03677-02R1,R3
Giddings and Lewis 502-03605-00R3
Giddings and Lewis 502-03842-02r3
GIDDINGS & LEWIS PiC900 502-03732-02R1
Giddings & Lewis 502-02734-50
Giddings & Lewis - Model: 572-03839-04R0
Giddings and Lewis 503-19184-02R3
giddings & lewis 5020281408
GIDDINGS LEWIS 1-2100302
Giddings & Lewis 502-03657-03R2
GIDDINGS & LEWIS 502-02833-20
GIDDINGS & LEWIS 502-03423-51
GIDDINGS & LEWIS 502-03842-00 R0
Giddings and Lewis PiC900 Module 502-03840-04R0
GIDDINGS & LEWIS PIC900 M.1016.9070 R1 502 03640 02
GIDDINGS & LEWIS 502-03814-60R1, 572-03814-60
Giddings & Lewis 502-03642-02
Giddings and Lewis 502-02825-00
GIDDINGS & LEWIS 1-2100302 4004
Giddings and Lewis 502-03641-02R0
GIDDINGS & LEWIS 502-03518-00
Giddings & Lewis 502-03552-22R1
Giddings and Lewis 502-02769-00 5010310301
GIDDINGS & LEWIS RAM;RS-232 # 502-03846-02
GIDDINGS & LEWIS 502-03443-00
GIDDINGS & LEWIS 502-02869-20
GIDDINGS&LEWIS 871-20662-02
GIDDINGS & LEWIS 502-03677-22R3
GIDDINGS & LEWIS 502-02907-20
GIDDINGS & LEWIS 502-03840-03R1
Giddings & Lewis PiC900 502-04050-00r2
Giddings & Lewis 502-02778-50
Giddings & Lewis M10172284 503-19184-02
GIDDINGS & LEWIS 502-02722-00
GIDDINGS & LEWIS 501-04119-00
GIDDINGS & LEWIS 401-56452-00
Giddings & Lewis - P/N: 1-20644
GIDDINGS & LEWIS 502-02139-00
GIDDINGS & LEWIS 502-03840-03R1
GIDDINGS AND LEWIS 502-03195-08
GIDDINGS & LEWIS 502-03431-10
GIDDINGS & LEWIS 502-03499-00
Giddings and Lewis servo interface 501-03882-00
FREESHIPSAMED FIVE 502-04077-00R1
Giddings & Lewis 501-04317-01
Giddings & Lewis 502-03840-03R2
Giddings & Lewis 501-04768-00
GIDDINGS & LEWIS M.1016.8943
Giddings & Lewis 502-02723-83
Giddings & Lewis SRPC Board 502-03016-00
GIDDINGS & LEWIS 501-02982-00
GIDDINGS & LEWIS 502-02819-01
GIDDINGS & LEWIS PiC 900 502-03551-02R0
GIDDINGS LEWIS PLC MODULE PIC900 502-03814-60R1
GIDDINGS & LEWIS : 502-03842-00
GIDDINGS & LEWIS ELECTRonICS 501-03365-00 / 502-02906-00
GIDDINGS & LEWIS 502-03638-41R2
Giddings & Lewis 502-03782-00R1
GIDDINGS & LEWIS TOOLS 502-03202-00
Giddings Lewis PiC900 502-03552-22r1
Giddings & Lewis 502-03810-03
GIDDINGS & LEWIS 502-02124-00
GIDDINGS & LEWIS 502-03416-10
Giddings & Lewis M13019806
Giddings and Lewis PiC900 Module 502-03840-04R0
Giddings and Lewis 502-03842-02R3
GIDDINGS LEWIS PLC MODULE PIC900 502-03551-00R2
GIDDINGS & LEWIS 503-13704-00
GIDDINGS&LEWIS 501-04306-00/502-03420-00
GIDDINGS & LEWIS 1-2100302 023-200-024-PF
Giddings & Lewis 501-04314-01
Giddings and lewis smartconveyor 212-4980-011
Giddings and Lewis 502-03518-00R4
Giddings & Lewis 502-03420-00
giddings & lewis 5020321400
Giddings & Lewis Diode Board, # 502-02769-00
GIDDINGS & LEWIS 503-26842-00
Giddings & Lewis 501-04677-02
GIDDINGS & LEWIS 502-03063-01
Giddings & Lewis, 572-02722-50
GIDDINGS & LEWIS 871-21003-02
GIDDINGS & LEWIS 502-02721-50
GIDDINGS & LEWIS 502-02250-00
GIDDINGS AND LEWIS 501-03206-00
Giddings & Lewis 502-03644-02
Giddings & Lewis 502-02804-50
Giddings & Lewis 502-03640-02
GIDDINGS & LEWIS 502-03605-00 R2
GIDDINGS AND LEWIS CIRCUIT BOARD 502-02770-00
GIDDINGS AND LEWIS 501-03427-00
Giddings & Lewis 502-03605-00R3
Giddings & Lewis 502-03518-22R1
Giddings & Lewis 502-03605-00R2
GIDDINGS & LEWIS 502-03549-00 R3
GIDDINGS & LEWIS 501-02983-02
Giddings & Lewis 502-02724-52
GIDDINGS & LEWIS 502-03017-21