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Cth3 C57-103s2, Enhanced Motion Control PLC, 32MB Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24V DC Power Supply10 Digital Input.
Port And Wharf Equipment

Cth3 C57-103s2, Enhanced Motion Control PLC, 32MB Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24V DC Power Supply10 Digital Input.

This detail page turns one product record into a narrower sourcing decision with clearer category fit, adjacent routes and RFQ-ready context.

Quote on request

Cth3 | Applications and Buyer Notes

Cth3 is organized as a sourcing-ready Port And Wharf Equipment reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and lead-time que

Applications

  • Initial shortlist building for related product or supplier options.
  • Specification and application fit review before bulk purchasing.
  • Category, keyword and detail-page comparison before sending an RFQ.

Key specifications

Category
PLC, HMI and ControllersBased on visible page data; confirm exact value in the RFQ.
Unit
setBased on visible page data; confirm exact value in the RFQ.
24V Power indicator (green)
On: 24VDC power supply is normal;Off: No 24VDC power supply.Based on visible page data; confirm exact value in the RFQ.
4 detachable terminals (spacing 3.50mm)
S ymbol Signal definitionBased on visible page data; confirm exact value in the RFQ.
Application
Electrical and power distributionBased on visible page data; confirm exact value in the RFQ.
BF indicator (red)
On: The bus is faulty. Off: no error.Based on visible page data; confirm exact value in the RFQ.
Baud rate
100Mbps adaptiveBased on visible page data; confirm exact value in the RFQ.
Bit instruction execution speed
15nsBased on visible page data; confirm exact value in the RFQ.

Buyer tips

  • State quantity range and split-delivery needs before price comparison.
  • Add certification, material or inspection standards when they affect acceptance.
  • For time-sensitive projects, include target arrival date and destination.
  • For special applications, describe operating condition, installation environment and duty cycle.

FAQ

What should buyers confirm first?

Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.

Can buyers inquire when specs are incomplete?

Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.

How should this listing be evaluated?

Check title, category, specifications and related keywords against the actual sourcing requirement.

Source mix: ugc

Product sourcing profile

CategoryPort And Wharf Equipment
Inquiry workflowPlatform RFQ workflow
AvailabilityInquiry required
Updated2026-05-04

Product introduction

Home Electrical & Electronics Electrical Control System Cth3 C57-103s2, Enhanced Motion Control PLC, 32MB Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24V DC Power Supply10 Digital Input. US$ Piece-led product discovery for buyers looking for plc, hmi and controllers options. The page is organized around specification review, application fit, and inquiry-ready comparison.When evaluating this product, buyers should confirm application fit, required performance range, installation environment, lead time, documentation, and whether the supplier can support OEM or project quotations. Current vertical focus: plc, hmi, sensors, drives, controllers, robots, and factory automation parts sourcing and rfq-ready export supply platform.plcproximitylogic

Selection and RFQ points

Review material fit, application context, alternatives and RFQ detail before comparing related product paths.

Material fit Port Wharf Equipment

Confirm material, size, finish, tolerance and processing needs before price comparison.

Application fit application, operating environment and usage frequency

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Alternative path Hmi Controllers

Use nearby materials, equipment types or category pages when this record is close but not exact.

RFQ detail Quantity, destination, timing

Include quantity, destination, target delivery window, packaging and any technical constraints.

Key specifications

CategoryPLC, HMI and Controllers
Brand
Unitset
24V Power indicator (green)On: 24VDC power supply is normal;Off: No 24VDC power supply.
4 detachable terminals (spacing 3.50mm)S ymbol Signal definition
ApplicationElectrical and power distribution
BF indicator (red)On: The bus is faulty. Off: no error.
Baud rate100Mbps adaptive
Bit instruction execution speed15ns
Bus interfaceSupport
Bus power current1.6A
Bus power voltage+5V DC
CAN extended maximum number of master stations1
CAN maximum number of slave stationsEach master station connects to a maximum of 32 CAN slave stations.
CAN port1
CategoryPLC, HMI and Controllers
CertificationRoHS, ISO: 9001, CE
Communication interface1*EtherCAT port
Communication protocolFree port protocol-in MODbus-RTU protocol
ConditionNew
Connect 2-wire Proximity Switch Sensor (BERO)1mA (maximum allowable leakage current)
Connector housingPE Casing grounding
CustomizationAvailable
CustomizedCustomized
Data storage specificationZone I 32K,Zone Q 32K,Zone M 512K
Dimensions34×115×101.6 mm
Dual network-port interfaceBit number S ignal Signal definition
EtherCAT indicatorLINK 2 indicator(Green) On: Connected;Off: Not connected
EtherCAT maximum number of extended slavesUp to 128 EtherCAT slave modules , each EtherCAT slave module has a maximum of 8 signal modules
EtherCAT port1
EtherNET port1
Ethercat Maximum Number of Extended Slavup to 128 Ethercat Slave Modules , Each Ethercat S
Ethernet indicatorLink 1 indicator(Green) On: Connect;Off: No connection
Feature Highlightsdigital, automatic, precision
Floating point instruction execution speed45ns
Free port baud rateRanges from 1.2Kbps to 115.2Kbps
FunctionAutomatic Control
High count counterTotal 6
IO indicator10.0~11.1(Green) ON: Signal input;Off: No signal input
Input current0.8A
Input filteringConfigurable, supporting 0.2us, 0.4us, 0.8us, 1.6us, 3.2us, 6.4us, 12.8us, 0.2ms, 0.4ms,0.8ms, 1.6ms, 3.2ms, 6.4ms, 12.8ms, default is 6.4ms
Input typeDrain type/source type
Input voltage range20.4V~28.8V DC
Interface protectionLightning protection for communication ports
IsolateYes
Isolation (field vs. logic)500V AC,1minute
L+24V power supply positive
Logic 1 Signal (min)15 VDC,2.5mA
Logical 0 signal (Max)5 VDC,1mA
Matched Termsplc, proximity, logic
MaterialPlastic
Maximum Number of Racks4
Maximum cable length per section100m
Maximum number of connections for a siteUDP supports a maximum of 16 connections
Maximum number of modulesHost rack: 11 (power module, CPU, trunk module, 8 signal modules) Slave rack: 10 (power module, trunk module, 8 signal modules)
Maximum number of racks4
Maximum number of sitesEach master supports a maximum of 128 EtherCAT slave stations
Model NO.CTH3 C57-103S2
Motion control functionDo not support SoftMotion and CNC
Native integrated IO points10
Number of communication interfaces1,PORT0
Order NumberCth3 C57-103s2
Order numberCTH3 C57-103S2
OriginChina
Polarity reverse protectionYes
Power19.2w
Power loss19.2W
Power off Hold Space64kb
Power off hold space64KB
Power supply protectionThe power supply terminal provides reverse protection and surge absorption functions
PrecisionMonthly deviation
Product ModelC57-A3
Product TitleCth3 C57-103s2, Enhanced Motion Control PLC, 32MB Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24V DC Power Supply10 Digital Input.
Product modelC57-A3
Programming LanguageProgramming Language According to IEC61131-3: CFC/
Programming SoftwareCodesys V3.5 (Sp18 Version)
Programming languageProgramming language according to IEC61131-3: CFC/FBD/LD/IL/ST/SFC
Programming packageCODESYS V3.5 (SP18 version)
Protocol typeEtherCAT Interface protocol
Pulse capture input10
RS485 port1
RUNUP System operation
RUN indicator (green)On: The system is running. OFF: The system stops.
Rated Input Voltage24V DC
Rated input voltage24V DC
Rated voltage24V DC
SF Indicator (red)On: The system is faulty. Off: no error.
SPEED 1 indicator(Yellow)On: 100Mbps;Off: 10Mbps
SPEED 2 indicator(Yellow)On: 100Mbps;Off: 10Mbps
STOPDown System stop
STOP indicator (yellow)On: The system stops. Off: The system is running
Shield50m (high speed counter input)
Simultaneous connected input10
Single port interfaceBit number S ignal Signal definition
Single-phase6×500KHz
Size (WxHxD)34×115×101.6 mm
Specification34*115*101.6 (mm)
Support functionSupport distributed clock configuration, redundancy Settings
Surge voltage35V DC for 0.5s
System run switchSymbol Dip direction Signal definition
TrademarkCOTRUST
Two-phase4×250KHz
US$240.00-290.001 Piece (MOQ)
USB interfaceBit number S ignal Signal definition
USB port1
Unshielded300 m (standard input)
User Program Space32m
User program space32M
Voltage24v

Product sourcing keywords

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SOURCING DECISION BRIEF

Cth3 C57-103s2, Enhanced Motion Control PLC, 32MB Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24V DC...

This detail page turns one product record into a narrower sourcing decision with clearer category fit, adjacent routes and RFQ-ready context.

Category
PLC, HMI and Controllers
Price status
Quote on request
Inquiry model
Structured product RFQ with quantity, destination and technical requirements.
Availability
Confirm by inquiry
Sourcing lens
Product detail to shortlist decision
Primary compare
Category, Brand, Unit
Record focus
Cth3 C57 103s2, Enhanced Motion Control Plc, 32mb Program Data Space, 64kb Power Down Hold Data55m Expansion Bus, 24v Dc Power Supply10 Digital Input.
Category focus
Port And Wharf Equipment
Buyer checklist
  • Category fit: Confirm whether the product belongs to the right category and nearby application path before outreach.
  • Specification depth: Review the visible specifications and convert missing fields into a clearer RFQ requirement set.
  • Route expansion: Use adjacent category, solution and procurement routes before settling on one detail page.
How should buyers use this detail page?

Use the detail page as a product-fit checkpoint. Confirm category placement, visible specifications and adjacent sourcing paths before sending an RFQ.

What should buyers compare first?

Compare the visible specifications, category fit and the nearest application or solution routes before asking for supplier options.

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PLCDriveHub procurement phrases

PLCDriveHub project-fit checks

Application Confirm Application before comparing offers or moving the inquiry forward.
Country Confirm Country before comparing offers or moving the inquiry forward.
Capacity Confirm Capacity before comparing offers or moving the inquiry forward.
Material Confirm Material before comparing offers or moving the inquiry forward.
Application route Use Application to compare adjacent options instead of relying on one broad title match.
Country route Use Country to compare adjacent options instead of relying on one broad title match.

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Procurement notes

If visible specifications are still thin, add model, material, interface, quantity, application fit, destination and target lead time before comparing quotes.

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