ABB 1MR000005-189 1MRK001471-BA
1. Product Overview
ABB 1MR000005-189 and 1MRK001471-BA are relay modules of the AC500 series manufactured by ABB. Primarily designed for current switching between PLCs and on-site field devices, this module is equipped with multiple relay output channels and compatible with diversified industrial control applications. Adopting digital electronic principles to convert electrical signals into digital signals, it requires processing by dedicated professional chips.
2. Technical Parameters
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Parameter Item
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Technical Specification Value
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Model
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1MR000005-189, 1MRK001471-BA
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Brand
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ABB
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Series
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AC500
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Type
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Relay Module
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Number of Output Channels
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16 Channels
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Contact Form
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1A 3NO (1 Normally Open Contact)
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Load Current
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1 A AC/DC
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Load Voltage
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250 V AC/DC
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Switching Time
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≤10 ms
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Power Supply Voltage
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24 VDC
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Power Consumption
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20 W
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Ingress Protection Grade
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IP20
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Operating Temperature
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-20°C to +60°C
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Storage Temperature
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-40°C to +85°C
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Applicable Altitude
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Up to 3000 Meters
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Relative Humidity
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5%-95%RH (Non-condensing)
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Overall Dimension
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167mm×50mm×35mm
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Connection Method
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M12 Threaded Terminals
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3. Product Features
- High Measurement Accuracy: Delivers superior measuring precision to guarantee the accuracy of industrial process control
- Multi-channel Data Acquisition: Supports data collection and analysis via multiple independent channels
- Electrical Isolation Design: Electrical isolation is configured between every channel to optimize anti-interference performance
- Fast Switching Performance: Maximum switching time within 10ms, featuring rapid response speed
- Easy Installation: Adopts standard DIN rail mounting mode with M12 threaded terminal connection
- Complete Software Support: Matched with NI-DAQmx driver and LabVIEW programming environment
- High Operational Reliability: Adaptable to diversified complex industrial control scenarios
4. Structure & Composition
- Relay Contacts: The module is equipped with 8 switching contacts, which achieve electrical isolation from independent channels
- Power Supply System: Users can hybridly apply 24 V DC and 230 V AC relay outputs on a single module
- Built-in Protection Mechanism: The circuit composed of relay contacts is protected by a backup fuse with a maximum rated current of 6A (Characteristic: gG/gL)
- Standard Grounding Specification: Ground two paths of supply voltage to eliminate unsafe floating ground risks
- Standard Mounting Structure: DIN rail mounting design for neat arrangement inside switch cabinets
- Terminal Connection Structure: M12 threaded terminals are adopted for stable electrical wiring connection
5. Application Fields
- Industrial Automation: Collect on-site field signals and convert them into standard digital signals for processing and control by upper computers or PLC systems
- Industrial Process Control: Applied in process control systems for chemical, petroleum, electric power and other core industries
- Building Automation: Used for environmental monitoring and intelligent control of building facilities
- Electromechanical Equipment Monitoring: Suitable for application scenarios requiring high-speed and high-precision data acquisition, including signal processing, vibration analysis and other testing work
- General Industrial Control: Applied to motor control, valve adjustment, heater drive and other on-site control work
- Vertical Industry Deployment: Widely deployed in food processing, chemical engineering, petroleum, electric power, wastewater treatment and other industrial sectors
- Scientific Research & Engineering Test: Applicable to professional signal analysis, vibration detection, acoustic measurement and laboratory testing projects
6. Installation & Precautions
6.1 Installation Steps
- Mounting Mode: Install the module on standard DIN rails, and ensure standardized and safe layout inside the switch cabinet
- Grounding Treatment: Complete grounding operation for two paths of supply voltage to avoid unsafe floating ground faults
- Power Supply Standard: All 230V AC power supplies must be derived from the same phase of a unified power supply system
- Wiring Inspection: Implement firm and intact electrical connection via M12 threaded terminals before commissioning

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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 : sales5@xrjdcs.com
- Whatsapp/Mobile:+86 15359273791
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ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward
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