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RIO-2018BM

Modbus/TCP Remote AI Module Bluemix ready 3*Thermocouple In
  • Manufacturer Artila
  • Category: Automation Controller
  • The Artila RIO-2018BM is a Modbus/TCP Remote Analog Input (AI) Module designed for industrial temperature measurement and control applications. It supports three thermocouple inputs (J or K type) with cold junction compensation (CJC), two isolated digital inputs, and one Form C relay output. The device integrates a 10/100 Mbps Ethernet interface with Modbus/TCP, UDP, HTTP, and DHCP protocols, enabling remote monitoring and control through both web-based AJAX interfaces and standard Modbus communication.
- Remote Thermocouple Input Module: Supports 3 channels of J or K type thermocouples with cold junction compensation for accurate temperature measurement.
- High-Resolution Measurement: 14-bit resolution with 0.25°C accuracy, ensuring precise thermal data acquisition.
- Integrated Web Server: Built-in web interface supporting AJAX for real-time monitoring and control via standard web browsers.
- Modbus/TCP Communication: Fully compatible with Modbus/TCP protocol for integration with PLCs, SCADA systems, and industrial automation networks.
- Digital I/O Capabilities: Two isolated digital inputs (2500 Vrms isolation) and one Form C relay output for control and alarm signaling.
- Ethernet Connectivity: 10/100 Mbps Ethernet port with 1.5 kV magnetic isolation for reliable network communication.
- Flexible Power Input: Operates from 9–48 VDC with surge and polarity protection.
- Compact DIN-Rail Mountable Design: Optional DK-35A DIN-rail mounting kit for easy installation in control panels.
- Windows Configuration Utility: Simplifies setup, configuration, and firmware management.
- Bluemix and IoT Gateway Ready: Compatible with IBM Bluemix and Node-RED for cloud integration and IoT data flow management.
- Thermocouple Fault Detection: Built-in detection for open, short-to-ground, and short-to-VCC conditions.
- Web-Based Configuration and Control: Supports AJAX commands for fetching values, setting relay outputs, and configuring thermocouple channels.

Country of origin: Taiwan R.O.C.

Customs tariff number: 8471 5000 000

1. Product Overview

Product Name: RIO-2018BM
Model: RIO-2018BM
Series: RIO-2018 Series Remote I/O Modules
Article Number: RIO-2018BM
Manufacturer: Artila Electronics Co., Ltd.

The Artila RIO-2018BM is a Modbus/TCP Remote Analog Input (AI) Module designed for industrial temperature measurement and control applications. It supports three thermocouple inputs (J or K type) with cold junction compensation (CJC), two isolated digital inputs, and one Form C relay output. The device integrates a 10/100 Mbps Ethernet interface with Modbus/TCP, UDP, HTTP, and DHCP protocols, enabling remote monitoring and control through both web-based AJAX interfaces and standard Modbus communication. The RIO-2018BM is Bluemix-ready, making it suitable for IoT and cloud-based data acquisition systems.




2. Key Features

- Remote Thermocouple Input Module: Supports 3 channels of J or K type thermocouples with cold junction compensation for accurate temperature measurement.
- High-Resolution Measurement: 14-bit resolution with 0.25°C accuracy, ensuring precise thermal data acquisition.
- Integrated Web Server: Built-in web interface supporting AJAX for real-time monitoring and control via standard web browsers.
- Modbus/TCP Communication: Fully compatible with Modbus/TCP protocol for integration with PLCs, SCADA systems, and industrial automation networks.
- Digital I/O Capabilities: Two isolated digital inputs (2500 Vrms isolation) and one Form C relay output for control and alarm signaling.
- Ethernet Connectivity: 10/100 Mbps Ethernet port with 1.5 kV magnetic isolation for reliable network communication.
- Flexible Power Input: Operates from 9–48 VDC with surge and polarity protection.
- Compact DIN-Rail Mountable Design: Optional DK-35A DIN-rail mounting kit for easy installation in control panels.
- Windows Configuration Utility: Simplifies setup, configuration, and firmware management.
- Bluemix and IoT Gateway Ready: Compatible with IBM Bluemix and Node-RED for cloud integration and IoT data flow management.
- Thermocouple Fault Detection: Built-in detection for open, short-to-ground, and short-to-VCC conditions.
- Web-Based Configuration and Control: Supports AJAX commands for fetching values, setting relay outputs, and configuring thermocouple channels.




3. Technical Specifications

Network Interface:
- Type: 1 × 10/100 Mbps Ethernet (RJ45)
- Protection: 1.5 kV magnetic isolation
- Supported Protocols: Modbus/TCP, UDP, HTTP, DHCP

Thermocouple Inputs:
- Channels: 3 (J or K type selectable)
- Converter: Maxim MAX31855J (J type) / MAX31855K (K type) with Cold Junction Compensation
- Measurement Range:
- J type: -210°C to +1200°C
- K type: -200°C to +1350°C
- Resolution: 14-bit (0.25°C)
- Connector: OMEGA PCC-SMP thermocouple connector
- Fault Detection: Open circuit, short to ground, short to VCC

Relay Output:
- Channels: 1 × Form C relay
- Contact Rating: 30 VDC @ 1 A or 125 VAC @ 0.5 A
- Output Type: Normally Open (NO) / Normally Closed (NC)

Isolated Digital Inputs:
- Channels: 2
- Isolation: 2500 Vrms (bipolar input photocoupler)
- Logic High: 5–24 VDC
- Logic Low: 0–1.5 VDC
- Input Resistance: 1.2 kΩ @ 0.5 W
- Response Time: 20 µs

Power Requirements:
- Input Voltage: 9–48 VDC
- Protection: Auto polarity and surge protection

Mechanical:
- Dimensions (W × H × D): 78 × 108 × 25 mm
- Mounting: DIN-rail (optional DK-35A kit)
- Enclosure: Industrial-grade metal housing

Environmental:
- Operating Temperature: -10°C to +60°C (typical industrial range)
- Storage Temperature: -20°C to +80°C
- Humidity: 5–95% RH (non-condensing)




4. Functionality

The RIO-2018BM functions as a remote analog input and digital I/O module for temperature monitoring and control in industrial automation systems. It acquires temperature data from up to three thermocouples, converts the analog signals to digital values using the MAX31855 converter, and transmits the data over Ethernet using Modbus/TCP or HTTP/AJAX protocols.

Use Cases and Applications:
- Industrial process temperature monitoring
- HVAC and environmental control systems
- Energy management and thermal profiling
- Remote data acquisition in manufacturing plants
- IoT-based predictive maintenance systems
- Integration with PLCs, SCADA, and cloud platforms

Compatibility:
- Works with Modbus/TCP-compatible PLCs and SCADA software
- Accessible via standard web browsers (HTTP/AJAX interface)
- Integrates with Artila’s IoT gateways and Node-RED for cloud connectivity
- Supports Windows configuration utility for setup and diagnostics




5. Components & Accessories

Included Items:
1. RIO-2018BM main module
2. Software utility (downloadable from Artila website)

Optional Accessories:
- DK-35A: DIN-rail mounting kit
- PWR-12V-1A: 110–240 VAC to 12 VDC, 1 A power adapter
- Thermocouple Connectors: OMEGA PCC-SMP connectors for J/K type thermocouples

Connectors:
- Power Input: Terminal block (9–48 VDC)
- Ethernet: RJ45 port
- Thermocouple Inputs: 3 × OMEGA PCC-SMP connectors
- Digital Inputs: DI1, DI2, DI_COM terminals
- Relay Output: DO_NO, DO_NC, DO_COM terminals




6. Installation & Setup

Power Connection:
Connect a 9–48 VDC power source to the terminal block labeled “Power In.” When powered correctly, the Power LED illuminates solid green, and an audible beep confirms startup.

LED Indicators:
- Power LED: ON when power is supplied correctly.
- Ready LED: ON when firmware is initialized and operational.
- LAN LED: ON when Ethernet link is active; flashes during data transmission.

Mounting Options:
- Wall or panel mounting using screw holes.
- DIN-rail mounting using optional DK-35A kit.

Configuration:
- Use the Windows Manager Utility to discover and configure the device on the network.
- Default network settings:
- IP Address: 192.168.2.127
- Netmask: 255.255.255.0
- Modbus Port: 502
- Web Port: 5003
- Telnet Console Port: 5001
- Web Console: http://192.168.2.127:5003/kcfg.html

Manager Utility Functions:
- Broadcast search for RIO-2018 modules on the LAN.
- Configure Modbus, web server, and TCP command settings.
- Adjust thermocouple sampling rate (1–12 Hz).
- Set relay power-on state (energized/de-energized).
- Manage DHCP and IP access control.




7. Performance & Capabilities

Measurement Performance:
- High-precision 14-bit ADC ensures accurate temperature readings.
- Cold junction compensation maintains stability across varying ambient conditions.
- Sampling rate configurable from 1 to 12 Hz per channel.

Relay and Digital I/O Performance:
- Fast digital input response time (20 µs) suitable for event detection.
- Relay output supports both AC and DC loads for control applications.

Network Performance:
- 10/100 Mbps Ethernet ensures reliable data throughput.
- Supports simultaneous Modbus/TCP and HTTP/AJAX connections.
- 1.5 kV isolation protects against network surges and ground loops.

Limitations:
- Supports only J and K type thermocouples.
- Limited to three thermocouple channels per module.
- Relay output current limited to 1 A DC or 0.5 A AC.




8. Standards & Compliance

Electrical and Safety:
- Isolation: 2500 Vrms (digital inputs)
- Surge and polarity protection on power input
- Magnetic isolation on Ethernet interface

Communication Standards:
- Modbus/TCP (IEEE 802.3 Ethernet)
- HTTP/1.1 and AJAX web protocols
- DHCP for dynamic IP assignment

Industry Compliance:
- Designed for industrial automation and IoT environments
- Compatible with standard Modbus/TCP SCADA and PLC systems
- Meets CE and FCC Class A industrial EMC requirements (typical for Artila devices)




9. Additional Information

Warranty:
- Standard manufacturer’s warranty (typically 1 year; refer to Artila policy).

Technical Support:
- Online documentation, firmware updates, and configuration utilities available at [www.artila.com](http://www.artila.com).
- Email and web-based technical support provided by Artila Electronics.

Maintenance:
- Periodic inspection of connectors and wiring recommended.
- Firmware updates can be applied via the configuration utility.
- Web interface allows remote diagnostics and configuration backup.

Software & Updates:
- Windows Configuration Utility: For device discovery, configuration, and firmware management.
- Node-RED Integration: Enables graphical IoT flow programming for data acquisition and cloud connectivity.
- API Support: C-language AIO library available for Linux (x86 and ARM) for custom application development.
- Web Customization: Users can upload custom HTML/AJAX interfaces by converting web files to .anf binary format using the Manager utility.

IoT and Cloud Integration:
The RIO-2018BM can be integrated into Artila’s IoT gateway ecosystem. Using Node-RED, users can visually program data flows between the RIO-2018BM and cloud services such as IBM Bluemix. The gateway can collect, buffer, and push real-time temperature data to databases or cloud servers using MQTT or RESTful APIs.

Data Access Methods:
1. Modbus/TCP: Standard industrial communication for reading thermocouple data and controlling relay outputs.
2. Web Interface (AJAX): Browser-based access for real-time monitoring and control.
3. API Access: For developers integrating RIO-2018BM into custom applications.

Example AJAX Commands:
- Fetch all values:
`GET http://192.168.2.127:5003/action/fetchValue?all_val=0`
- Set relay output:
`GET http://192.168.2.127:5003/action/CtrlDO`
- Fetch thermocouple configuration:
`GET http://192.168.2.127:5003/action/fetchAIcfg?all_val=0`
- Set thermocouple configuration:
`POST http://192.168.2.127:5003/action/CfgAI&save=1`

Modbus Register Mapping:
- TC1: 0x0200–0x0209
- TC2: 0x020A–0x0213
- TC3: 0x0214–0x021D
Each register block includes enable flags, sign flags, integer and decimal temperature values, reference temperature, and fault codes.




Summary

The Artila RIO-2018BM is a compact, high-precision Modbus/TCP remote analog input module engineered for industrial temperature monitoring and control. With three thermocouple channels, two isolated digital inputs, and one relay output, it provides a versatile solution for distributed I/O systems. Its Ethernet-based communication, web-accessible AJAX interface, and Bluemix-ready IoT integration make it ideal for modern industrial automation and cloud-connected environments.

The RIO-2018BM combines robust hardware design, flexible configuration options, and comprehensive software support, offering a reliable and scalable platform for temperature data acquisition, process control, and IoT applications.