What Is UPS in PLC?

时间： 2024-01-13 来源：Grepow Blogs

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Programmable Logic Controllers (PLCs) play a crucial role in industrial automation, managing and controlling manufacturing processes with precision. To ensure the uninterrupted operation of PLCs, especially in critical applications, it is essential to consider a reliable power backup solution. Uninterruptible Power Supplies (UPS) come into play as a safeguard against power disruptions that could compromise the functionality and reliability of PLCs.

What Is a PLC?

A Programmable Logic Controller (PLC) is an industrial computer specifically designed for controlling and automating manufacturing processes. PLCs are robust, versatile devices that execute logic operations, process inputs, and generate outputs to control various machinery, assembly lines, and robotic systems. PLCs are vital in achieving efficiency, reliability, and precision in various industrial applications.

Fig.1

Main Components of a PLC

The operating principle of a PLC involves the sequential execution of a stored program. The CPU reads input signals, processes the logic based on the programmed instructions, and produces output signals to control external devices. This cyclical process allows PLCs to respond rapidly to changing conditions, making them well-suited for real-time industrial applications. A Programmable Logic Controller is composed of several key components, each playing a crucial role in the overall functionality of the system. The main components of a PLC include:

◆Processor (CPU) and Memory

The Processor consists of the CPU (central processing unit) and memory. The processor section makes decisions needed to observe and operate the field devices connected to the Input/Output modules. The decisions are based upon a user-created program saved in the memory. The memory also stores data representing the condition of all input field devices and contains the data telling the output field devices what to do.

Fig.2

◆Input/Output Modules

Input modules are responsible for interfacing with the external environment by receiving signals from sensors and other input devices. These signals, representing the state of physical processes, are then processed by the CPU. Output modules are responsible for sending control signals to actuators, relays, or other output devices. These signals influence the physical processes being controlled by the PLC.

Fig.3

◆Power Supply

The Power Supply is connected to AC mains for the supply voltage. The output of the Power supply is a DC voltage used to power all of the other modules associated with the PLC. Usually, the input power of the PLC system is 120V/240V AC, and the output power is 24V DC. This DC voltage is then sent into the rack to power the rest of the PLC components. The Power supply DOES NOT provide power for field devices.

Fig.4

What Is UPS in PLC?

An UPS is a critical element in industrial settings where power disruptions pose a significant risk. A UPS ensures continuous operation of PLCs by providing a seamless transition to backup power during power outages or disturbances. The UPS can be used for two purposes. Feeding the power supply of the PLC or feeding the power supply for the control circuits that are wired to the I/O cards of the PLC. Which solution(s) are adopted in an application depends on the requirements of the application and also on the specifications and performance of the UPS. Following figure shows a typical wiring circuit when using a UPS system in the power circuit of a PLC.

Fig.5

Conclusion

The article focuses on the vital role of Uninterruptible Power Supplies in ensuring continuous operation for Programmable Logic Controllers in industrial automation. It briefly outlines the efficiency and versatility of PLCs, highlighting their key components such as the CPU, memory, input/output modules, and power supply. The article emphasizes the significance of UPS as a critical element in industrial settings, providing a seamless transition to backup power during disruptions to safeguard PLC functionality. As a global leader in lithium battery cell manufacturing, Grepow offers professional customization solutions for 12V and 24V UPS battery and Battery Management Systems (BMS), catering to your specific application requirements.

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1CO ECO,1123090000,RCM270T30,WAS6 TTA,1254880000,1139710000,DRL570524L,CP E SNT 350W 24V 14.6A,1219840000,CP E SNT 150W SP 24V 6.5A,CP E SNT 150W 48V 3.3A,TRS 48VUC 2CO,VPU II 3 1 R 280V/40KA,1123410000,DRM270730L,RCL424110,8951020000,VPU II 3 PV 1000VDC,1435610000,4058620000,CP A BATTERY 24V DC 7.2AH,VPU I 3+1R LCF 280V12,1351870000,VPU II 3 LCF 280V/40KA,1717900000,1351440000,1352840000,1123610000,8950800000,8924220000,1233090000,1202460000,1127710000,8951810000,VPU II 3 R LCF 280V/40KA,230V AC/DC 1.25A,DRE570615L,VPU II 2 R 400V/40KA,1469530000,1161190000,8951720000,VSPC 3 WIRE 24VDC,VPU I 1 R 400V/25KA,DRI314048,DRE270012L,DRM270730LT,VSPC 1CL 24VAC 0,TRZ 12VDC 2CO AU,MCZ OVP CL 24VDC 0,VPU I 1 R LCF 280V/25KA 280VAC,1352500000,VPU I 1 R 280V/12,1352930000,ENERGY METER 525,1127010000,1127440000,RCL315024,8689760000,GP 48 I EX 3,GP 48 I EX 4,1122980000,1352140000,1415370000,ACT20P-RI-AO-S VO,8948600000,1123340000,DKO 220VDC 100MA,VPU II 3 R 400V/40KA 400 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选型指南 - 中天科技 - 2022.4 PDF 英文下载

Littelfuse NPI Summary

型号- 54100 SERIES,SZSMF4L SERIES,483A SERIES,SP3022-01ETG-NM,59001,IXYK85N,LS0502SCD33,501A,LS05006VPQ33 SERIES,527 SERIES,HWB12 SERIES,MIDI® 498 IL SERIES,SP0115-01UTG,WLTM,658 SERIES,PXXX0S3N-A,IXTY2P50PA,LQ05041QCS6,WLTC,483,SP0115-01ETG,RCM,CG8 SERIES,LQ05022QCS4,PXXX0S3N-A SERIES,LQ05041QCS6 SERIES,483 SERIES,MIDI® 498,59143,DCNLB SERIES,IXYN110N120C4H1,SZSMF4L,CG9,CG8,IXYN110N,LQ05041RCS6 SERIES,WSTC,QS8004XHX,59155,HWB12,59156,54140,LS0504EDD12,10EV SERIES,MEGA® FLEX,IXTY2P50PA SERIES,WSTM,828,407A,PICO® II 521,LQ05041RCS6,LS24062RQ23,WPB,440A,IXYH30N,WPC,59040,3425L,LS24062RQ23 SERIES,SMF4L-T1G SERIES,LS0504EDD12 SERIES,AQ27COM-02JTG,SC24COM-01ETG,RCM SERIES,PXXX0S3N SERIES,828 SERIES,441A,IXYH55N,DCNLM,TPSMC SERIES,DCNLJ,DCNLH,DCNLB,FDA117,PGB2 0201,LS12052BD33,LS2405IDD23 SERIES,PXXX0S3N,LQ05021QCS4 SERIES,IXYH40N,IXYK85N120C4H1,408 SERIES,656 SERIES,LQ05021RCS4 SERIES,QVXX12XHX SERIES,SZ3KASMC,SV8012DRP,EVCC-01,LS12052BD33 SERIES,EVCC,ZCASE® FHZ,MIDI® 498 SERIES,AQ24COM-01,AQ3130E-01ETG,150520 SERIES,10EV,MATE-12B,WPB-A,TPSMB SERIES,QVXX25XHX,54140 SERIES,SP4338,DCNHR,QS8004XHX SERIES,3425L SERIES,881,LTKAK2-L,885,656 & 658,IXYN85N,526,527,408,AQ24COM-02,LPF,QVXX25XHX SERIES,CG9 SERIES,IXYH55N120C4H1,MDMB,SV8012DRP SERIES,MIDI® FLEX,HWB6 SERIES,MDMA,WPC-A,57041 SERIES,422A,L4CA-A,656,SV8012D,PGB2 0201 SERIES,IXYH30N120C4H1,526 SERIES,DCNHR SERIES,WJC-A,Q6035NAH5RP SERIES,20EV,LQ05021RCS4,AQ3118E-01ETG,TPSMC300A,SPDN,MEGA® 298,SP0115-01UTG SEREIS,LTKAK2-L SERIES,MIDI® 498 IL,SZ3KASMC SERIES,SP4338-02WTG,HWB6,MITI-7L,DSR,IXYN85N120C4H1,SP0115-01ETG SERIES,MISM-7L,CPC3981Z SERIES,MEGA® SN,DCNLJ SERIES,K12,MIDI® 498IL,MEGA 298,437A,DSR SERIES,150520,CPC3981Z,LQ05022QCS4 SERIES,SPDN SERIES,TPSMD400CA-A,LPF SERIES,ZCASE® FHZ SERIES,Q6035NAH5RP,57041,438A,TTP,WJC,LQ05021QCS4,DCNLH SERIES,SC24COM-01ETG SERIES,SMF4L-T1G,SSA,DCNLM SERIES,L4CA,TPSMC,L4CL-A,TPSMB,QVXX12XHX,483A,L4CC,TPSMD,LS2405IDD23,SSA SERIES,TPSMD SERIES,PICO® II 521 SERIES,MXB12R600DPHFC,LS05006VPQ33,54100,L4CL,IXYH40N120C4H1

商品及供应商介绍 - LITTELFUSE - 2024/2/22 PDF 英文下载

Application Brochure for INDUSTRIAL

型号- BD52W04G-C,BD900N1W,BM2SCQ123T-LBZ,R6007RND3,CSL1901 系列,BD900N1G-C,BD2311NVX-C,RBR2VWM60A,BD933N1,BD1421XG-LA 系列,RBR1VWM40A,BM2SC12XFP2-LBZ,CSL1901,BP3622,BD14210G-LA,BP3621,SCT4013DW7,R6035VNX3,RB068VWM150,R60XXYNX 系列,BD1421X-LA 系列,CSL1901DW,QH8KXX 系列,BD950N1WG-C,BM2LE160FJ-C,BM2P060LF-Z,BV1LE080EFJ-C,BM2SC123FP2-LBZ,SH8MC5,REFPDT007-EVK-001,BD1421XG-LA,SCT4018KW7,RB168VWM-40,RFS 系列,BD9XXN1 系列,SCT4018KE,BD52W03G-C,SCT4026DE,BM2SCQ121T-LBZ,RB168VWM-60,BD48W00G-C,RBR1VWM30A,SH8MB5,SCT4018KR,SCT4026DR,R6035VNX,BM2P061MF-Z,BM6437X,CSL1901UW,BM64378S-VA,BD900N1EFJ-C,SCT4013DE,BM2P063MF-Z,R6024VNX3,SCT4013DR,BD7XXL05G-C,BD950N1,RB068VWM100,RFL,R60XXYNX,SH8KXX,CSL1901VW,RFS,BD14215FVJ-LA,BM2SC12XFP2-LBZ 系列,PSR,RB168VWM-30,SCT4036KW7,R6004RND3,BM2LE040FJ-C,RF05VAM2S,BD750L05G-C,BM2SC122FP2-LBZ,BD900N1,BD933N1G-C,BM2P061LF-Z,BD52W02G-C,SH8KXX 系列,BM64377S-VA,BD933N1EFJ-C,BD950N1EFJ-C,QH8MB5,REFLD002,R60XXRNX,SH8MX5 系列,RBLQ2VWM10,PSR500,SCT3017AL,BD1421XFVJ-LA,SCT4026DW7,BV1LE040EFJ-C,RFS30TZ6S,BD900N1WG-C,BD9S402MUF-C,QH8MC5,CSL1901YW,BV1LEXXXEFJ-C,RFL60TZ6S,RFL 系列,R6013VND3,BM2P06XMF-Z 系列,R6009RND3,R6077VNZ,BM6437X 系列,BM2SCQ122T-LBZ,RFL60TS6D,S WAVE B-01,PSR400,RFS30TS6P,BD933N1WG-C,BD52W01G-C,RB068VWM-60,R WAVE B-01,BD9F500QUZ,RLD90QZWX 系列,REFPDT007-EVK-001B,REFPDT007-EVK-001A,R60XXVNX 系列,REFPDT007-EVK-001C,LTR10,BD950N1WEFJ-C,SCT3030AL,BM2SC124FP2-LBZ,QH8MX5 系列,QH8KB5,R6013VNX,QH8KB6,RBR2VWM30A,BM2LE250FJ-C,BD2311NVX-LB,RGW00TS65CHR,BM2LEXXXFJ-C 系列,RFK 系列,SCT4045DW7,BV1LE250EFJ-C,SCT4036KE,QH8MX5,SCT4045DE,R6024VNX,BM2SCQ124T-LBZ,R60XXRNX 系列,R6055VNX,R6018VNX,R6055VNZ,SCT4045DR,RGW80TS65CHR,REFPDT007,QH8KC6,CSL1901MW,QH8KC5,RB168VWM150,R60A4VNZ4,BD52W06G-C,SCT4062KR,BD1421XFVJ-LA 系列,BD48HW0G-C,BM2P06XMF-Z,RBR2VWM40A,BD9XXN1,R6077VNZ4,RGWXX65C,BM1390GLV-Z,RBR1VWM60A,REFLD002-1,QH8KXX,REFLD002-2,R6055VNX3,BD52W05G-C,SCT4036KR,RFL30TS6D,BM2LEXXXFJ-C,BD900N1WEFJ-C,RLD90QZWX,BD7XXL05G-C 系列,RFS60TS6D,BD733L05G-C,BD933N1WEFJ-C,BD9G500EFJ-LA,SCT4062KE,GNE1040TB,LTR10 系列,BM64374S-VA,BD950N1W,BD725L05G-C,BD933N1W,BD730L05G-C,BM2SC121FP2-LBZ,PSR350,BD8758XYX-C,SH8KC6,BV1LEXXXEFJ-C 系列,BM64375S-VA,SH8KC7,BM2LE080FJ-C,SH8MX5,SCT4062KW7,R60XXVNX,PSR100,RB168VWM100,BD950N1G-C,RGW60TS65CHR,RGWXX65C 系列,R6055VNZ4,BM2P060MF-Z,RLD90QZWJ,RFS60TZ6S,RLD90QZWD,RLD90QZWC,SH8KB7,RLD90QZWB,RB068VWM-40,SH8KB6,RLD90QZWA,RLD90QZW8,RB068VWM-30,BV1LE160EFJ-C,RFL30TZ6S,RLD90QZW5,PSR系列,BD1421X-LA,PSR330,RLD90QZW3

应用笔记或设计指南 - ROHM - Ver. 3.1 - 11.2023 PDF 中文下载

LFP vs NMC Battery: Exploring the Differences

In the realm of energy storage, Lithium Iron Phosphate (LFP) and Nickel Manganese Cobalt (NMC) batteries have emerged as two prominent contenders. Both have unique characteristics and applications, making them popular choices for various industries. LFP vs NMC Battery: What‘s the difference? This article aims to delve into the specifics of LFP and NMC batteries, outlining their features, benefits, and drawbacks.

设计经验发布时间 : 2024-02-01

Delta InfraSuite Data Center Infrastructure Solutions

型号- DPH-150K,PDU7425,DPS SERIES,SR1160,MX SERIES,PDUE423B,STS16002SR,HC5990,EMS1000,BR SERIES,AD-240/32M,AD-240/32J,DPH-300K,PDU7111,DPM SERIES,DPH SERIES,PDU7311,PDUD526,PDU5213,SR1110,CW 70 KW,PDU2421,PDU1213,VX SERIES,CW 95 KW,DPH-75K,RDA037,RACK-MOUNT RPP,R30,HCH1CB0,PDU4425-M,PDU1425-T,CW 29 KW,PDUE428,DPH,DPM,HPH,PDUE428II,SR7004,SR7003,STS30002SR,PDUE421B,SR7002,DPS,SR7001,PDU1425,RT SERIES,SR3160,AD-240/30A-B,AD-240/30A-C,EMS1100,R45,DPH-500K,AD-208/50B-B,NT SERIES,PDU5113,CW 43 KW,PDU7211,N SERIES,PDU5315,PDU1313B,SR3110,PDU1113,PDU1311,SR8003,PDU2525,PDU4425,SR8002,PDU1315,SR8001,HCH1CD0,R SERIES,RDA059,PDU2316B,PDUE928,DPH-600K,EMS2000,SR9001,SR9002,SR9003,HPH SERIES,DPH-200K,SR9004,PDU1211B,SR9005,SR9006,SR9007,PDUE525

商品及供应商介绍 - 台达 - 2022/9/19 PDF 英文下载

Are All UPS Systems the Same?

UPS (Uninterruptible Power Supply) systems play a vital role in safeguarding electronic equipment from power disruptions, ensuring continuous operation and protecting against data loss. However, not all UPS systems are created equal. The choice of a UPS system depends on specific factors, including the application requirements, the criticality of the load, and the environmental conditions. In this article, we explore three common types of UPS systems, their applications, and essential considerations for choosing the right UPS for your needs.

设计经验发布时间 : 2023-12-29

科技创新用芯服务

商品及供应商介绍 - 润石科技 - 2023.07 PDF 中文下载

DC UPS vs AC UPS: What’s the Difference?

In this article, we will explore the key differences between DC UPS and AC UPS, shedding light on the concepts of AC and DC in UPS, their respective functionalities, and how they impact your power protection needs. What is AC and DC in UPS?AC (Alternating Current) and DC (Direct Current) refer to the two main types of electric current.

设计经验发布时间 : 2024-01-17

What Is a UPS Battery?

Uninterruptible Power Supply (UPS) systems have become an integral part of our modern lives, ensuring a continuous and stable power supply for critical devices and systems. At the heart of these devices lies a crucial component - the UPS battery. What is a UPS battery? In this article, we will explore the ups and downs of UPS batteries, focusing on their fundamental role, differences from regular batteries, lifespan, purpose, types, and the best options available.

设计经验发布时间 : 2023-12-26

Frequently Asked Questions for UPS Battery Replacement

In fact, it depends. The batteries are the lifeline of the UPS, providing power during electrical outages or fluctuations. By replacing the batteries, you ensure that your UPS continues to function effectively, protecting your connected equipment and preventing data loss. Replace UPS batteries is more cost-effective than buying a new one. But if your UPS has become flaky in some fashion, or it doesn‘t have the features that you want. Then you should buy a new UPS.

设计经验发布时间 : 2024-01-13