Description
大多数模块式PLC使用底板或机架,其作用是:电气上,实现各模块间的联系,使能访问底板上的所有模块,机械上,实现各模块间的连接,使各模块构成一个整体。
五、PLC的外部设备
外部设备是PLC系统不可分割的一部分,它有四大类
1.编程设备:有简易编程器和智能图形编程器,用于编程、对系统作一些设定、监控PLC及PLC所控制的系统的工作状况。编程器是PLC开发应用、监测运行、检查维护不可缺少的器件,但它不直接参与现场控制运行。
Cisco BPX-BXM-155-8 – 8-p OC3/STM-1 Module BPX8600
90 Day Warranty – Free Shipping!
Motorola Repeater Cabinet Transmission Equipment
Unisphere ( Juniper ) ERX 1400 Base 14 Chassis
90 Day Warranty
RAD ATM ACE-101/48/R Termination Unit 48V PS 3470100000
90 Day Warranty – Free Shipping!
TTC Fireberd 6000 Comm Analyzer E1 JDSU Acterna
Juniper M160 Router M160-FPC2-E Enhanced FPC
90 Day Warranty – Free Shipping!
ECI QuadCoder 300 Transcoder Voice Compression System
Cisco 10720-FE-TX 24 Port 10/100 Ethernet RJ45 Module
90 Day Warranty – Free Shipping
Abatis Enterprise Service Point ESP 6000
Make me an offer, I am willing to work with you!
Cisco MGX-DC MGX 8850 DC PEM 800-02746-03
90 Day Warranty – Free Worldwide Shipping!
Cisco IGX BC-AIT-571110A-T3 IGX8400 T3 Interface
90 Day Warranty – Free Worldwide Shipping!
Cisco IGX-UXM-E Universal Switching Module IGX 8400
90 Day Warranty – Free Overnight Shipping!
Cisco IGX-NPM-64 Network Processor Module-64 MB DRAM
90 Day Warranty – Free Worldwide Shipping!
Cisco IGX BC-UAI-6T3 IGX8400 6-Port T3 back card
90 Day Warranty – Free Worldwide Shipping!
Cisco IGX BC-UFI-4HSSI UFM-U TOC Card, 4 HSSI Ports
90 Day Warranty – Free Worldwide Shipping!
Cisco IGX-BTM/B BROADBAND TRUNK MODULE 73-217250-00
90 Day Warranty – Free Worldwide Shipping!
Redback SIM-1K-2OC3SM 2 Port OC3 POS SMS 1800
Cisco BPX 8620 Switch BPX-MMF-155-8-BC 8-Port MM Fiber
90 Day Warranty – Free Overnight Shipping!
Cisco BPX-ASI-155E Enhanced OC3 BPX8600 HECI BAL3JT0DAB
90 Day Warranty – Free Worldwide Shipping!
Alcatel OS7-GNI2-U2 2-port Universal Gigabit Ethernet
90 Day Hardware Warranty – Free Overnight Shipping!
Auryst EXP-2001 RF/Cell Site Measurement LCC TDMA
Cisco AS5300 Access Server 4CHT1 120 terminal lines AC
90 Day Warranty – Free Shipping!
Cisco BPX8600 BPX-BCC-4V/B Bband Controller BAA6EEBCAA
90 Day Warranty – Free Shipping!
Lucent Stinger STGR-LIM-T1-8 8 port T1 interface module
Juniper SA2000 SSL VPN Appliance IVE Platform
90 Day Warranty – Free US Shipping!
Nortel NT0H10CB ONS5200 OCI 1.25G 1310NM SMF/MMF IR
90 Day Hardware Warranty – Free Overnight Shipping!
Nortel OCM NT0H40BC Optical Channel Manager Optera 5200
90 Day Warranty – Free Overnight Shipping!
Nokia NIF4524FRU 4 Port 1000Base-T cPCI Mgmt FRU IP2255
90 Day Warranty – Free Worldwide Priority Shipping!
Nortel Arris Cornerstone D-Link CMTS Modem Mod NTBN19DA
90 Day Warranty – Free Shipping!
Nortel NT0H01JA OPTera Metro 5200 OCLD 1.25Gbps Band 5
90 Day Hardware Warranty – Free Overnight Shipping!
公司专注钢厂、电厂、水泥、化工、造纸、CNC数控机床等行业,主要供应产品:DCS系统卡件、各类进口机器人备件、伺服控制器、电源模块等。我们有强大的供货物流体系,优势齐全的各可靠品牌备货,诚信至上的经营理念,做大做强的精力、努力打造成为国内较强大多较多元化的自动化产品供应商!
--------------------------------------------------------------------
销售进口DCS 、PLC系统备件模块 、大型同服系统配件品牌: ABB,AB.GE.FOXBORO,本特利,英维思,伍德沃德,西屋,瑞恩,施耐德,西门子,摩托罗拉,安川。力士乐。ACSO,横河等进口品牌。Triconex Siemens Yaskawa ABB GE Ovation AB Foxboro Motorola Schneider XYCOM KUKA销售进口DCS PLC系统备件模块PLC模块,可编程控制器,CPU模块,IO模块,A模块,通讯模块。AB/施耐德/ABB/GE/本特利/西屋/英维思/霍尼韦尔/黑马/福克斯波罗等
--------------------------------------------------------------------
企业文化:
成就客户------我们致力于每位客户对于价格的满意与现实中的共赢!
诚信正直------我们秉持信任、诚实而富有责任感、无论对内部还是外部!
服务观念------产品与项目是我们的桥梁,服务与沟通是我们的责任!
我们秉承“诚信经营,互惠互利”的经营宗旨,为国外自动化贸易商,钢铁,电力,有色金属,汽车制造等行业企业提供商品供应及技术支持服务。欢迎各界朋友来电来函咨询业务,我们将为您提供周全的售前,售中,售后服务,实现彼此共赢!
15天内包退货
一年品质
大量库存 国内实力库存商家
你的满意是我们不懈的追求;你的相传是对我们好的回报:
我们赚合理利润,做长久生意,交真心朋友
公道,质量保障
大量的零部件库存,降低等待货期的维护!
无任何加急费、手续费或隐性收费!
我们交付多样化的工业零部件!
干万库存,供应充足!
我们实现更快捷的速度!
--------------------------------------------------------------------