| 价格 | 面议 |
|---|---|
| 品牌 | AB |
| 区域 | 全国 |
| 来源 | 福州卓凯电子科技有限公司 |
详情描述:
PLC的应用领域 目前,PLC在国内外已广泛应用于钢铁、石油、化工、电力、建材、机械制造、汽车、轻纺、交通运输、环保及文化娱乐等各个行业,使用情况大致可归纳为如下几类。 3.1开关量的逻辑控制 3.2模拟量控制 3.3运动控制 3.4过程控制 过程控制是指对温度、压力、流量等模拟量的闭环控制。作为工业控制计算机,PLC能编制各种各样的控制算法程序,完成闭环控制。PID调节是一般闭环控制系统中用得较多的调节方法。大中型PLC都有PID模块,目前许多小型PLC也具有此功能模块。PID处理一般是运行专用的PID子程序。过程控制在冶金、化工、热处理、锅炉控制等场合有非常广泛的应用。 3.5数据处理 现代PLC具有数学运算(含矩阵运算、函数运算、逻辑运算)、数据传送、数据转换、排序、查表、位操作等功能,可以完成数据的采集、分析及处理。这些数据可以与存储在存储器中的参考值比较,完成一定的控制操作,也可以利用通信功能传送到别的智能装置,或将它们打印制表。数据处理一般用于大型控制系统,如无人控制的柔性制造系统;也可用于过程控制系统,如造纸、冶金、食品工业中的一些大型控制系统。 PLC通信含PLC间的通信及PLC与其它智能设备间的通信。随着计算机控制的发展,工厂自动化网络发展得很快,各PLC厂商都十分重视PLC的通信功能,纷纷推出各自的网络系统。新近生产的PLC都具有通信接口,通信非常方便。 Fanuc / Muratec PC Board, # Z90-30706-50, MOBD-16i-OP, , Fanuc / Muratec PC Board, # Z90-30705-50, MOBD-16i-OP, , FANUC / Kitamura Circuit Board 3-E99188 _ RS232 _ ASR _ 3E99188 Fanuc / Hitachi BMU 64-1 A87L-0001-0015 D Bubble Memory Board (8103) FANUC / HITACHI A87L-0001-0084/06C BMU 1M-1 MEMORY BOARD A87L0001008406C Fanuc *circuit board* a20b-1006-0250/02a FANUC * SYSTEM R-J3 OPERATOR PANEL BOARD * A20B-9002-0310/02B FANUC * SYSTEM CONTROLLER R-J3 OPERATOR BOARD * A208-9002-0310/02B FANUC * SYSTEM CONTROLLER R-J3 OPERATOR BOARD * A208-9002-0310/02B FANUC * STOP CONTROL BOARD * A16B-1212-0931/03B FANUC * SERVO AMPLIFIER BOARD * A06B-6076-H005 A1 FANUC * SAFETY FENCE PCB BOARD REV.A * EE-3014-100 FANUC * ROCOTICS DEVICENET BOARD * A16B-2203-0190-04A FANUC * ROBOTICS DEVICENET INTERFACE BOARD * A16B-2203-0190/04A FANUC * ROBOTICS DEVICENET INTERFACE BOARD * A16B-2203-0190/04A FANUC * PC DAUGHTER BOARD * A20 B-2901-0 81 0/03A FANUC * PC DAUGHTER BOARD * A20 B-2901-0 81 0/03A FANUC * PC BOARD * A16B-2200-0471 FANUC * PC BOARD * A16B-2200-0471 FANUC * PANEL CONTROL BOARD * A20B-2002-0761/02A FANUC * OPNA1 INTERFACE PANEL CONTROL BOARD * 44A730220-00 FANUC * OPNA1 INTERFACE PANEL CONTROL BOARD * 44A730220-00 FANUC * OPERATOR INTERFACE BOARD PORT1X * A20B-1006-0291/02B FANUC * MAIN CPU BOARD * A16B-3200-0450/07G FANUC * MAIN CPU BOARD * A16B-2200-0842/08F FANUC * MAIN CPU BOARD * A16B-2200-0200/03A FANUC * MAIN CPU BOARD * A16B-2200-0842/08F FANUC * MAIN CPU BOARD * A16B-2200-0200/03A FANUC * LED SWITCH CONTROL BOARD * A20B-1007-0850/03B FANUC * EMERGENCY STOP CONTROL BOARD * A16B-1212-0930/03B FANUC * DAUGHTER BOARD * A20B-2900-0630-04C FANUC * DAUGHTER BOARD * A20B-2900-0630-04C FANUC * CPU BOARD AND CARD A16B-3200-0330/08B * A17B-3300-0207/03B FANUC * CPU BOARD * A16B-3200-0071/03A FANUC * CONTROL BOARD A320-3200-T058/01 * A16B-3200-0057/01A FANUC * CONTROL BOARD * A20B-1007-0440/02B FANUC * CONTROL BOARD * A20B-1006-030 0/04 C FANUC * CONTROL BOARD * A20B-1007-0440/02B FANUC * CIRCUIT BOARD * A350-2001-T674/02 FANUC * CIRCUIT BOARD * A350-1006-T252/01 FANUC * CIRCUIT BOARD * A320-1210-T036/03 FANUC * CIRCUIT BOARD * A20B-8100-0761/02A FANUC * CIRCUIT BOARD * A20B-2002-0761/03B FANUC * CIRCUIT BOARD * A20B-2001-0042/02A FANUC * CIRCUIT BOARD * A20B-1008-0010/02B FANUC * CIRCUIT BOARD * A20B-1007-0940/02A FANUC * CIRCUIT BOARD * A20B-1006-0250/02A FANUC * CIRCUIT BOARD * A16B-3200-0230/03A FANUC * CIRCUIT BOARD * A16B-2203-052 0/05B FANUC * CIRCUIT BOARD * A16B-2201-0890/03A FANUC * CIRCUIT BOARD * A16B-2200-015 FANUC * CIRCUIT BOARD * A16B-2200-009 FANUC * CIRCUIT BOARD * A16B-1212-0540/06B FANUC * CIRCUIT BOARD * A16B-1212-0301/05A FANUC * CIRCUIT BOARD * A16B-1210-097 0 / 03B FANUC * CIRCUIT BOARD * * CIRCUIT BOARD A16B-220 FANUC * CIRCUIT BOARD * * CIRCUIT BOARD A16B-220 FANUC * CIRCUIT BOARD * A350-1006-T252/01 FANUC * CIRCUIT BOARD * A20B-8100-0761/02A FANUC * CIRCUIT BOARD * A20B-2001-0042/02A FANUC * CIRCUIT BOARD * A16B-1212-0540/06B FANUC * CIRCUIT BOARD * A16B-1210-097 0 / 03B FANUC * BOARD * A20B-2900-0610/02BR FANUC * AXIS CONTROL BOARD * A16B-2200-002 FANUC * AMPLIFIER CONTROL BOARD * A16B-3200-0440/04C FANUC * 2 SLOT BACK PLANE W BOARD A20B-2001-0860/01A * A05B-2316-C107 FANUC * BOARD * A20B-2900-0610/02BR FANUC (Seiki) ADD MEM A16B-1210-0381 Board Additional Memory PC Motherboard FANUC (A16B-2200-0310 /03A) CONTROL BOARD MODULE PLC FANUC (A16B-1210-0280 /02A) PCB MEMORY BOARD MODULE PLC FANUC (A16B-1210-0210 /02B) PLC BUFFER BOARD MODULE !! Fanuc (02B) A16B 1212 0030 Detector Adapter Circuit Board FANUC #A20B-0007-0360/06A SERVO CONTROL BOARD FANUC #A03B-0801-0009 CIRCUIT BOARD FANUC #15M MAIN CPU BOARD FANUC VELOCITY CONTROL UNIT TYPE#A068-6047-H002 HAS NO TOP BOARD 041 Fanuc -- spare part -- A05B-2051-C143 system board keyboard A20B-1002-0980/05B Fanuc - RC ROM-F03 BOARD W/ROMS - A16B-1200-0150 Fanuc - PC Control Board - A16B-2200-009 Fanuc PC Board, A20B-8001-0121 / 04B, A20B-1006-0220 / 01A, , Fanuc PC Board, A20B-0008-0033 / 03A, , Fanuc PC Board, # A20B-2000-0300 / 05A, , Fanuc PC Board, # A20B-1001-0051 / 05C, , Fanuc PC Board, # A20B-1001-0050/09D, , Fanuc PC Board, # A20B-1001-0050 / 12E, , Fanuc PC Board, # A20B-1001-0050 / 05C, , Fanuc - PC Board Power Suppy - A16B-1212-0871 Fanuc - PC Board Main CPU 16B Main B 6 Axis - A16B-3200-0160
这是PLC基本、广泛的应用领域,它取代传统的继电器电路,实现逻辑控制、顺序控制,既可用于单台设备的控制,也可用于多机群控及自动化流水线。如注塑机、印刷机、订书机械、组合机床、磨床、包装生产线、电镀流水线等。
在工业生产过程当中,有许多连续变化的量,如温度、压力、流量、液位和速度等都是模拟量。为了使可编程控制器处理模拟量,必须实现模拟量(Analog)和数字量(Digital)之间的A/D转换及D/A转换。PLC厂家都生产配套的A/D和D/A转换模块,使可编程控制器用于模拟量控制。
PLC可以用于圆周运动或直线运动的控制。从控制机构配置来说,早期直接用于开关量I/O模块连接位置传感器和执行机构,现在一般使用专用的运动控制模块。如可驱动步进电机或伺服电机的单轴或多轴位置控制模块。世界上各主要PLC厂家的产品几乎都有运动控制功能,广泛用于各种机械、机床、机器人、电梯等场合。
3.6通信及联网
| 联系人 | 林女士 |
|---|