Brand: ABB Description: Digital Input Module Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 12 Payment Term: T/T Shipping Port: Shenzhen ABB DI840 3BSE020836R1 is designed for industrial automation systems. It collects external digital signals (such as sensors, switch status, etc.) and converts them into data that can be processed by the control system, supporting high-precision, high-reliability real-time monitoring and control.
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Manufacture |
ABB |
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Model Number |
DI840 |
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Ordering Number |
3BSE020836R1 |
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Country Of Origin |
Sweden |
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HS CODE |
8538900000 |
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Dimension |
45*12*11CM |
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Packing Dimension |
48*15*14CM |
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Weight |
0.5kg |
Technical parameters
Number of channels: 16 independent digital input channels.
Voltage range: 18–30V DC (compatible with industrial standard 24V DC input).
Isolation voltage: 500V AC.
Response time: <1ms.
Operating temperature: -40℃ to +70℃.
Communication interface: Supports Ethernet, Modbus RTU/TCP and other protocols, and integrates redundant communication links (such as dual ModuleBus).
Protection level: IP40/IP30.
Functional features and working principle
Signal conversion and conditioning: ABB DI840 3BSE020836R1 has built-in high-speed ADC and optoelectronic isolation circuit to convert external digital signals into standard digital levels to reduce noise interference.
Redundant design: ABB DI840 3BSE020836R1 supports dual power input and module hot swap (MTU configuration), and the master-slave switching time is ≤50ms to ensure system continuity.
Diagnosis and self-test: Real-time monitoring of channel disconnection, short circuit and other faults, and alarm prompts through LED indicators or host computer.
Compatibility and supporting products
Controller: AC800M, Advant OCS, support seamless integration through ModuleBus.
Expansion module:
XIO16T: 16-channel digital I/O expansion module for signal output control.
TU840/TU841: Redundant terminal unit to enhance system fault tolerance.
Third-party equipment:
Bently Nevada 3500 series: Vibration monitoring instrument, collaborative equipment health management.
