PLC Accessories

PLC accessories are devices and gadgets required for the optimum performance of a programmable logic controller These accessories include interface splitter boxes, communication cassettes and front connectors. The type of PLC you're using will determine the accessories needed.

Types of PLC accessories

A programmable logic controller (PLC) receives and transmits electronic signals in any kind of electrical system. Because of this flexibility in interfacing, there are a wide range of PLC accessories that suit different controllers. As PLC's come in various sizes, the accessories needed depend on various factors such as the input/output requirements, cable length and range.

How to choose the right PLC accessories

PLC accessories can be chosen depending on the application you need them for. For example, water treatment devices will require different PLC accessories to metallurgy systems. The range of accessories includes batteries, cables, connectors and adapters. A battery backup is used by some to protect valuable memory and data in the event of a power outage.


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Description Price Accessory Type For Use With Range Application Cable Length Hazardous Area Certification Series Termination
RS Stock No. 468-5835
Mfr. Part No.6ES7901-3DB30-0XA0
BrandSiemens
HK$1,965.70
Each
units
Cable 6ES Series - - - - - -
RS Stock No. 453-2567
Mfr. Part No.6ES7390-1AF30-0AA0
BrandSiemens
HK$389.05
Each
units
Mounting Rail SIMATIC S7-300 Series - - - - - -
RS Stock No. 746-5356
Mfr. Part No.6XV1440-4AN10
BrandSiemens
HK$6,448.00
Each
units
Cable 277 Series Mobile Panel - - - - - -
RS Stock No. 453-2589
Mfr. Part No.6ES7392-1AM00-0AA0
BrandSiemens
HK$399.29
Each
units
Connector SIMATIC S7-300 Series - - - - - -
RS Stock No. 453-2573
Mfr. Part No.6ES7392-1AJ00-0AA0
BrandSiemens
HK$263.24
Each
units
Connector CP 343-2, CP 343-2P, SIMATIC S7 Series - - - - - -
RS Stock No. 770-4308
Mfr. Part No.6ES7212-1BD34-4YB0
BrandSiemens
HK$4,459.58
Each
units
Starter Kit SIMATIC S7-1200 Modular Controller - - - - - -
RS Stock No. 662-3602
Mfr. Part No.6ES7193-4CD30-0AA0
BrandSiemens
HK$78.75
Each
units
- ET 200S Power Modules - - - - - -
RS Stock No. 810-4163
Mfr. Part No.6ES7953-8LM31-0AA0
BrandSiemens
HK$3,402.87
Each
units
Memory Card SIMATIC S7-300 Series - - - - - -
RS Stock No. 798-3056
Mfr. Part No.6GK1571-0BA00-0AA0
BrandSiemens
HK$3,671.15
Each
units
PC Adapter SIMATIC S7 - - - - - -
RS Stock No. 499-772
Mfr. Part No.6ED1057-1CA00-0BA0
BrandSiemens
HK$358.34
Each
units
Cable LOGO Series - - - - - -
RS Stock No. 628-248
Mfr. Part No.6ES5710-8MA21
BrandSiemens
HK$357.00
Each
units
Mounting Rail S5-100U Series - - - - - -
RS Stock No. 788-7003
Mfr. Part No.7MH4702-8AF
BrandSiemens
HK$42.23
Each
units
Cable SIWAREX WP231 - - - - - -
RS Stock No. 746-6006
Mfr. Part No.6ES7922-3BF00-0AB0
BrandSiemens
HK$820.00
Each
units
Front Connector SIMATIC S7-300 16 I/O Unit - - - - - -
RS Stock No. 746-6779
Mfr. Part No.6ES7390-7BA00-0AA0
BrandSiemens
HK$82.22
Each
units
Connector SIMATIC S7-300 CPU - - - - - -
RS Stock No. 788-7012
Mfr. Part No.7MH4702-8AG
BrandSiemens
HK$41.60
Each
units
Cable SIWAREX WP231 - - - - - -
RS Stock No. 746-6016
Mfr. Part No.6ES7922-3BD20-0UB0
BrandSiemens
HK$750.00
Each
units
Front Connector SIMATIC S7-300 16 I/O Unit - - - - - -
RS Stock No. 746-5340
Mfr. Part No.6XV1440-4AH20
BrandSiemens
HK$4,480.00
Each
units
Cable 277 Series Mobile Panel - - - - - -
RS Stock No. 183-4718
Mfr. Part No.6ES78104CC110YA5
BrandSiemens
HK$20,148.70
Each
units
Floating License SIMATIC S7 - - - - - -
RS Stock No. 746-5993
Mfr. Part No.6ES7922-3BD20-5AB0
BrandSiemens
HK$3,140.00
1 Pack of 5
Pack(s)
Front Connector SIMATIC S7-300 16 I/O Unit - - - - - -
RS Stock No. 746-6785
Mfr. Part No.6ES7392-1BJ00-0AA0
BrandSiemens
HK$414.80
Each
units
Front Connector SIMATIC S7-300 SM 331 Analog Input Module - - - - - -