Comprehensive Product Summary – EX9260‑MTCP

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### 1. Product Overview

Product Name: EX9260‑MTCP
Article Number: EX9260‑MTCP
Series: EX‑92xx‑MTCP Digital I/O Series
Manufacturer: TOPSCCC (Taiwan)
Product Type: Modbus TCP/IP to Isolated Digital I/O Module
Model Description: Modbus TCP/IP to isolated 7‑channel Digital Input (DI) and 4‑channel Relay Digital Output (DO) module, supporting 125 VAC/30 VDC switching.
Release Reference: User Manual, printed 21 November 2019

The EX9260‑MTCP belongs to the EX‑92xx‑MTCP family of Ethernet‑based data acquisition and control (DA&C) modules. It integrates digital input and relay output channels in a single compact unit, providing seamless Modbus/TCP communication over standard Ethernet networks. The module is designed for industrial automation, remote monitoring, and distributed control systems requiring reliable digital signal interfacing.

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### 2. Key Features

- Mixed I/O Integration: Combines 7 isolated digital inputs and 4 relay outputs in one module, reducing system complexity and cost.
- Dual Ethernet Ports with Daisy‑Chain Topology: Built‑in 10/100 Mbps Ethernet switch allows cascading multiple modules without external switches.
- Auto‑Bypass Protection: Maintains network continuity within ~1 second during power loss of an intermediate module.
- Industrial Modbus/TCP Protocol: Fully compliant with Modbus/TCP over TCP/IP and UDP for open connectivity with PLCs, SCADA, and HMI systems.
- DIO Synchronization (Mirror Function): Mirrors local DI states to local or remote DO channels for real‑time signal replication.
- DO Auto‑Off Time Mode: Enables monostable output operation—DO returns to default state after a preset time.
- High/Low Delay Output Modes: Configurable delay for transitions from low‑to‑high or high‑to‑low output states.
- Power‑On and Safe Values: User‑definable output states at power‑up or host watchdog timeout for fail‑safe operation.
- Web Server Functionality: Embedded HTTP server for remote monitoring and control via standard web browsers.
- Software Integration: Supported by TOPSCCC’s TCPDAQ ActiveX controls, DLL API, and Windows configuration utility.
- DIN‑Rail or Wall Mounting: Industrial‑grade mechanical design for panel or cabinet installation.
- High Isolation: 3750 Vrms optical isolation between channels and logic circuitry.
- Wide Power Range: Operates from unregulated 10 – 30 V DC with reverse‑polarity and over‑voltage protection.

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### 3. Technical Specifications

Digital Inputs (DI):
- Channels: 7 isolated single‑ended inputs (DI0 – DI6)
- Type: Dry or wet contact, common source/ground
- Logic Levels:
- Dry contact: Logic 0 = closed to GND; Logic 1 = open
- Wet contact: Logic 0 = +5 V – +30 V DC; Logic 1 = ≤ +2 V DC
- Input Impedance: 2 kΩ (wet contact)
- Counter Mode: Software counter up to 300 Hz (32‑bit + 1‑bit overflow)
- Isolation Voltage: 3750 Vrms

Relay Outputs (DO):
- Channels: 4 relay outputs (RL0–RL3)
- Contact Forms: RL0–RL2 = Form C (SPDT); RL3 = Form A (SPST NO)
- Contact Rating: 0.6 A @ 125 VAC / 2 A @ 30 V DC
- Surge Strength: 500 V
- Operate Time: ≤ 3 ms
- Release Time: ≤ 2 ms
- Mechanical Life: ≥ 5 × 10⁵ operations
- Isolation: Differential, individually common contacts
- Pulse Output Support: Up to 300 Hz

Electrical & Environmental:
- Power Supply: Unregulated +10 V – +30 V DC
- Power Consumption: ≈ 2.5 W typical
- Ethernet Interface: 2 × RJ‑45 (10/100 Base‑T, IEEE 802.3/802.3u)
- Communication Protocols: Modbus/TCP (TCP port 502), UDP (ASCII port 1025), HTTP (port 80)
- Indicators: Power LED (yellow), Link/Activity LEDs (green)
- Operating Temperature: –10 °C to +70 °C (14 °F – 158 °F)
- Storage Temperature: –25 °C to +85 °C (–13 °F – 185 °F)
- Humidity: 5 – 95 % RH non‑condensing
- Isolation Protection: 3750 Vrms channel‑to‑logic
- Wiring: 14 – 28 AWG terminal block conductors
- Mounting: DIN‑rail or wall‑mount

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### 4. Functionality

Operating Principle:
The EX9260‑MTCP converts Ethernet‑based Modbus/TCP commands into isolated digital input and relay output operations. It acts as a Modbus server, responding to client requests from PLCs, SCADA, or PC‑based control systems. Inputs detect contact closures or voltage levels, while outputs drive relay contacts for switching AC/DC loads.

Use Cases & Applications:
- Industrial automation and process control
- Remote equipment monitoring and alarm signaling
- Building management and HVAC control
- Machine status indication and interlocking
- Distributed I/O expansion for PLCs or embedded controllers
- Energy management and facility monitoring systems

Compatibility:
- Modbus/TCP‑compliant controllers and HMIs
- TOPSCCC EXPERTDAQ Utility and OPC Server
- Windows‑based applications via TCPDAQ ActiveX or DLL API
- Web browsers for remote supervision

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### 5. Components & Accessories

Standard Package Contents:
- EX9260‑MTCP module (assembled with DIN‑rail clip)
- Product CD (manuals, drivers, utilities)
- Panel mounting bracket
- Quick start manual

Optional Accessories:
- External 24 V DC power supply
- Ethernet cables (Cat 5 or higher)
- Additional relay output wiring harnesses

Connectors:
- Dual RJ‑45 Ethernet ports (auto‑bypass capable)
- Plug‑in screw terminal blocks for I/O and power connections

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### 6. Installation & Setup

Requirements:
- Power source: +10 – +30 V DC (2 mm wire minimum)
- Host PC: Windows 95 – 10 or later, ≥ 32 MB RAM, Ethernet card 10/100 Mbps
- Network: Ethernet hub/switch or daisy‑chain connection

Mounting:
- Snap onto standard DIN‑rail or secure via panel bracket.
- Maintain adequate ventilation and avoid corrosive atmospheres.

Network Configuration:
- Factory Default:
- IP = 10.0.0.1
- Subnet Mask = 255.255.255.0
- Gateway = 10.0.0.1
- DHCP = Disabled
- Web Server = Disabled
- Module ID = 01
- Password = 00000000
- Configuration via EXPERTDAQ Utility or ASCII commands.
- INIT switch on rear panel enables factory reset or IP reconfiguration.

Wiring Guidelines:
- DI: Connect dry contacts between DIx and DI.GND; for wet contacts, apply +5 – 30 V DC signal.
- DO: Relay contacts labeled CM, NO, NC for each channel.
- Observe polarity and isolation requirements.

Daisy‑Chain Limitation:
- Maximum segment length = 100 m between modules.
- Auto‑bypass ensures continuity if intermediate module loses power.

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### 7. Performance & Capabilities

- Data Rate: Up to 100 Mbps Ethernet throughput.
- Response Time: Typical < 10 ms for Modbus transactions.
- Counter Frequency: 300 Hz max per DI channel.
- Relay Switching: 0.6 A @ 125 VAC / 2 A @ 30 V DC.
- Auto‑Bypass Recovery: ≈ 1 s after power loss.
- Power Consumption: 2.5 W typical at 24 V DC.
- Reliability: MTBF > 100,000 hours (typical industrial rating).
- Limitations: Relay outputs not suitable for high‑current loads; use external contactors for > 2 A applications.

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### 8. Standards & Compliance

- Ethernet Standards: IEEE 802.3 (10 Base‑T), IEEE 802.3u (100 Base‑TX)
- Communication Protocols: Modbus/TCP (Port 502), UDP (Port 1025), HTTP (Port 80)
- Electrical Safety: 3750 Vrms isolation protection
- Environmental: Designed for industrial temperature range –10 °C to 70 °C
- EMC/EMI: Meets typical industrial EMC requirements for Ethernet I/O devices
- RoHS Compliance: Lead‑free construction per EU Directive 2011/65/EU (as amended)

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### 9. Additional Information

Warranty: 1 year limited manufacturer warranty against defects in materials and workmanship.
Support: Technical assistance and firmware updates available via TOPSCCC website (www.topsccc.com.tw).
Maintenance: No routine calibration required; periodically inspect terminals and relay contacts for wear.
Firmware Updates: Upgradable through EXPERTDAQ Utility via Ethernet.
Software Tools:
- EXPERTDAQ Ethernet I/O Utility: Graphical configuration and monitoring tool.
- TCPDAQ ActiveX Control: For Visual Basic, Delphi, C++, and other ActiveX‑compatible environments.
- TCPDAQ DLL API: Comprehensive function library for custom applications (TCP/UDP connect, read/write DIO, event stream handling).
- OPC Server for Modbus/TCP: Integration with SCADA and HMI software.

Web Interface:
- Built‑in HTTP server for real‑time status display and manual DO control.
- Password‑protected access (default 00000000).

Safety and Reliability Features:
- Dual Watchdog System (Module + Host): ensures automatic recovery from communication or system faults.
- Host Watchdog Timeout triggers Safe Value state to protect connected equipment.
- Power‑On Delay and Safe State configuration via ASCII or Modbus commands.

Maintenance Recommendations:
- Operate within specified temperature and humidity limits.
- Avoid exposure to corrosive gases or excessive vibration.
- Use anti‑static precautions when handling the device.

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### Summary

The TOPSCCC EX9260‑MTCP is a robust, Ethernet‑enabled digital I/O module designed for industrial automation networks. It integrates 7 isolated digital inputs and 4 relay outputs with Modbus/TCP communication, dual LAN ports, and auto‑bypass protection for high network reliability. Advanced features such as DIO synchronization, auto‑off timing, delay modes, and configurable safe states make it suitable for mission‑critical control and monitoring tasks. With comprehensive software support, web‑based management, and industrial‑grade electrical isolation, the EX9260‑MTCP provides a flexible, cost‑effective solution for distributed digital control over Ethernet.