ABB RIO600 MOD600ASCM8H
1. Overview
The RIO600 is a remote I/O expansion unit of the ABB COM600/Relion digital substation platform. It can provide a large number of analog, digital, and switching input/output signals in a substation automation system.
The MOD600ASCM8H is an 8-channel analog input module (where A = Analog, SC = Signal Conditioning) of the RIO600 series, specifically designed for high-precision current/voltage measurement.
2. Key Technical Parameters
Number of Channels: 8 analog inputs
Input Type: 0-10 V DC / 4-20 mA (configurable)
Resolution: 12 bit (minimum step)
Accuracy: ±0.1 % FSR (for voltage), ±0.05 % FSR (for current)
Input Impedance: ≥1 kΩ (for voltage), ≤500 Ω (for current)
Operating Temperature: –20 °C ~ +60 °C (industrial grade)
Power Supply: 24 V DC (powered by a controller or external power supply)
Installation Method: DIN rail mounting, with protection class IP20 (for indoor cabinet use)
Communication: Interconnected with the upper-level system through the IEC 61850 Ethernet interface of the RIO600 main unit
3. Product Features
High-Precision Measurement: With 12-bit resolution and ±0.1 % FSR accuracy, it meets the strict requirements for measurement errors in power grid automation.
Modular Design: Analog, digital, and switching modules can be flexibly combined in the same RIO600 chassis, supporting up to 32 I/O channels (depending on the chassis capacity).
IEC 61850 Standard: Natively supports the IEC 61850-3-4 communication protocol, facilitating seamless integration with substation SCADA and EMS systems.
Robust and Reliable: Features an industrial-grade temperature range, IP20 protection, and DIN rail fixing, making it suitable for the on-site environment of distribution cabinets and substations.
Easy Maintenance: Adopts a modular hot-swappable design, allowing on-site replacement or expansion without shutdown. The supporting ABB Automation Builder/Control Builder software provides complete configuration, diagnosis, and calibration functions.
4. Structure and Composition
Chassis (RIO600 Main Unit): Responsible for power distribution, Ethernet communication, and system management.
Analog Input Module (MOD600ASCM8H): An 8-channel analog input card with built-in signal conditioning circuits (amplification, filtering, and isolation).
Backplane/Bus: Uses a high-speed backplane compatible with IEC 61850 to realize real-time data transmission between modules.
Connection Terminals: Each channel is equipped with screw-type terminals, supporting both 0-10 V and 4-20 mA modes.
5. Typical Application Fields
Substation Automation: Relay protection, condition monitoring, load measurement, and power factor adjustment.
Distribution Network Monitoring: Voltage/current collection of distribution cabinets, fault location, and load forecasting.
Industrial Process Control: Factory automation systems that require high-precision analog signal collection.
Energy Management: Power and current monitoring of photovoltaic and wind farms.
6. Installation Key Points
Chassis Fixing: Use DIN rail for installation, ensuring the chassis is level and securely fastened.
Power Supply Connection: The 24 V DC power supply must meet the rated current (approximately 2 A), and surge protection should be added.
Wiring: Use screw terminals for wiring, ensuring signal lines and power lines are separated to avoid interference.
Communication Wiring: Connect an Ethernet cable (Cat 5e/6) to the IEC 61850 port of the RIO600 main unit. It is recommended to use optical fiber or shielded twisted-pair cables to improve anti-interference capability.
Environmental Requirements: The chassis should be placed in a distribution cabinet with good ventilation and a temperature range of –20 °C ~ +60 °C. The IP20 protection class is suitable for indoor cabinet use.
7. Maintenance and Diagnosis
Online Diagnosis: Through ABB Automation Builder, the module status, input signal quality, and communication health can be viewed in real time.
Module Replacement: With a hot-swappable design, on-site module replacement does not require power-off; only re-identification and calibration in the software are needed.
Firmware Upgrade: ABB provides regular firmware upgrade packages. It is recommended to perform updates during shutdown windows to obtain the latest IEC 61850 functions and security patches.
Regular Inspection: Check the terminal tightness, backplane connections, and power supply stability every 12 months to prevent signal drift caused by looseness.
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If you would like to learn more about our products and services, please feel free to contact us at any time!
Sales Manager : Jinny
Email : sales1@xrjdcs.com
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