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 Seamless Siemens S7 Connectivity for Industrial Systems

Universal S7Comm Connector 

Connect directly to Siemens S7 PLCs — from legacy S7-300/400 to modern S7-1200/1500 — without third-party OPC servers or proprietary middleware. 

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Enture® OT Connector
​S7Comm

Native Siemens PLC Connectivity for Industrial Systems

Unlock Data from Seimens PLCs and Controllers  Instantly 


S7comm is the native communication protocol for Siemens S7 controllers, widely deployed across manufacturing and process industries. Enture OT Connector – S7Comm connects directly to Siemens PLCs over ISO-on-TCP, reading and writing Data Block values without requiring an intermediate OPC server. 

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Specification 

    S7comm over ISO-on-TCP (RFC1006) — direct TCP/IP connectivity, no gateway required 
 Siemens Controller Family 
 S7-300 Supported
 S7-400 Supported
 
S7-1200
 Supported
 
S7-1500
 Supported
 
ET200 Series
 Supported
 WinAC Controllers Supported (where applicable)

Category 

Supported 

Integer Types 

Int8, Int16, Int32 

Unsigned Integer Types 

UInt8, UInt16, UInt32 

Float Types 

Real (32-bit), LReal (64-bit) 

Boolean 

Supported 

Other Types 

String, Char, Byte, Word, DWord 

Addressing/Memory Areas 

Data Blocks (DB) 

Write-Capable Areas 

Data Blocks 

The Enture OT Connector – Siemens S7 enables secure and reliable communication with Siemens PLCs over Industrial Ethernet, supporting seamless integration with automation systems across manufacturing and process industries.

Parameter 

Specification 

Connection Type 

Direct TCP/IP via ISO-on-TCP (RFC1006), configurable connection parameters 

DB Access Handling 

Optimized DB access (absolute and symbolic addressing), with automatic fallback when optimized blocks are not accessible 

Polling 

Auto-optimized polling intervals per PLC/network, configurable 

Offline Handling 

Configurable wait times for offline devices and in-progress polls 

Write Handling 

Write support with automatic queuing of write requests 

Concurrent Networks 

Multi-PLC polling and parallel communication across networks 

Data Optimization 

Auto-optimized polling with data compression 



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Technical Higlights

Native S7comm connectivity — no third-party OPC server required 

Multi-PLC polling with parallel communication across networks 

Optimized DB access with automatic fallback for non-optimized blocks 

Auto-optimized polling intervals and data compression 

Write support with automatic queuing 

Connection health monitoring 

Features

The Enture OT Connector transforms raw Data Block values into meaningful operational parameters. 

  • Supported capabilities: 
  • Symbolic and absolute addressing support 
  • Human-readable tag naming 
  • Parameter mapping and data abstraction 
  • Device metadata enrichment

Example Tag Mapping

 
PLC Address
 
Tag Name
 DB10.DBW0 Production_Count
 DB20.DBD4 Energy_Consumption
 M100.0 Machine_Run_Status
 I0.0 Start_Button_Status
 Q0.1 Conveyor_Output

Supported Deployment Environments

Virtual Machine (VM)   Deploy on existing enterprise virtualization infrastructure.

Edge Servers           Dedicated industrial edge servers located within the plant network.

Industrial Computers  Industrial PCs installed close to production assets.

Linux-Based Systems  Native deployment through Enture Edge OS on Linux environment

    Data collected through the S7Comm connector flows into Enture Edge OS and onward to: 

    • Enture Dashboards & Analytics 

    • MES Applications 

    • SCADA Systems 

    • Data Historians 

    • Cloud Platforms 

     
    Parameter
    		 Specification
     Communication Method Native Siemens S7 Protocol
     Network Type Ethernet
     Polling Frequency Configurable from 1 second onwards
     PLC Connectivity Multiple PLCs per instance
     Maximum Parameters
    		 Up to 1,000 monitored parameters per Edge OS instance
     Remote Configuration Supported
     Store & Forward Supported
     Automatic Reconnection Supported

    • Multi-PLC polling and parallel communication across networks 

    • Auto-optimized polling intervals with data compression 

    • Configurable wait times for offline devices and ongoing polls 

    • Connection health monitoring 

    • Data Block-based data collection (absolute and symbolic addressing) 

    • Support across Int8/16/32, UInt8/16/32, Real/LReal, Boolean, String, Char, Byte, Word, DWord 

    • Write support with auto-queued write requests (Data Blocks) 

    • Parameter mapping and data abstraction 

    • Remote configuration 

    • Connection diagnostics 

    • Parameter mapping and tag configuration 

    • Centralized PLC management 

    Key Benefits 

    Native Siemens Connectivity

    Direct communication with Siemens PLCs without requiring OPC servers or additional middleware.

    Hardware Independent Deployment

    Deploy on virtual machines, industrial computers, edge servers, or existing Linux infrastructure without requiring proprietary hardware

      Read and Write Capable

       Full write support on Data Blocks with automatic request queuing. 

      Enterprise-Ready Scalability

      Support large-scale manufacturing deployments across multiple production lines and facilities.

      Rapid Integration

      Quickly connect Siemens controllers and start collecting operational data with minimal engineering effort.

      Reliability 

    • Store-and-forward capability
    • Automatic retry mechanisms
    • Communication recovery
    • Data buffering
    • Fault-tolerant operation

      • Applications

      Collect production counts, cycle times, machine status, and process variables.

      Acquire machine availability, performance, and quality-related parameters.

      Monitor utility consumption and operational parameters from PLC-controlled systems.

      Enable OT-to-IT integration for Industry 4.0 initiatives.

      Provide real-time operational data for reporting and decision-making.

      Exchange operational and production data with enterprise systems.

      Interoperable and Hyper-Scalable Data Platform

      Enabling digilization and Industry 4.0 solutions


      30M+

      Total incoming messages Per Day

      250M+

      Data Processed

      95+

      Sites Digitized

      Enture™ seamlessly bridges OT and IT, turning data into enterprise intelligence in real time

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