Brand:ABB PLC Item No.:DI818 Product Origin:Sweden (SE) Product Dimensions:45 x 102 x 119 mm Product Weight:0.15 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The ABB DI818 3BSE069052R1 Digital Input Module is part of ABB’s reliable I/O portfolio, engineered to deliver stable performance in demanding industrial environments. Its design emphasizes durability, clean signal capture, and straightforward system integration.
With dependable input electronics and an architecture optimized for harsh industrial conditions, the DI818 helps ensure that every digital transition is captured accurately—supporting consistent control decisions and improving the reliability of automation processes.
Technical Specifications
Parameter
Description
Module Type
Digital Input Module
Model
DI818 3BSE069052R1
Nominal Input Voltage
24 V DC (typical systems)
Input Channels
High-density digital inputs
Signal Isolation
Channel-to-bus isolation
Installation
DIN-rail / ABB I/O baseplate compatible
Operating Environment
Industrial automation environments
Dimensions
45 × 102 × 119 mm
Weight
0.15 kg
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Applications
The ABB DI818 3BSE069052R1 is built for industries where stable digital signal acquisition is fundamental to system integrity. It is frequently selected for automation architectures that must process high-density discrete inputs with absolute consistency.
Typical usage includes:
Continuous process control loops in chemical and refining plants
Distributed I/O stations in large-scale manufacturing lines
Field signal interfacing for remote cabinet installations
Advantages
The DI818 provides more than basic digital input functionality—its design focuses on improving reliability and simplifying every stage of system operation:
Precision signal handling with strong noise rejection
Robust industrial-grade electronics ensuring long service performance
Effortless integration with AC 800M and related ABB infrastructures
Clear channel indication LEDs that streamline diagnostics
Low-profile form factor supporting high-density cabinet layouts
Stable isolation barriers to protect the host controller
Consistent channel behavior, even under fluctuating field conditions
Highly reliable in 24V DC environments common to process automation
FAQs
1. How many digital channels does the DI818 provide per module?
The DI818 provides 16 independent digital input channels for field signal acquisition.
2. What field signal voltage levels are supported by this module?
It is designed to operate with standard 24 VDC digital input signals.
3. Does the module use isolation to protect the controller?
Yes, the module employs channel-to-bus isolation to protect the system from interference or faults.
4. How fast can the DI818 detect a change in input status?
It supports fast signal detection suitable for real-time automation applications.
5. What filtering or debounce mechanisms are applied to noisy inputs?
The module includes internal input filtering to suppress transient noise and prevent false triggers.
6. Is it possible to replace the DI818 without shutting down the system?
In supported ABB I/O configurations, controlled replacement procedures allow minimal disruption.
7. What diagnostic information can the module provide?
It can indicate the status of each input channel and report faults to the controller for troubleshooting.
8. Can the DI818 operate with redundant controllers?
Yes, it is compatible with redundant AC800M setups when installed appropriately.
9. How does the module handle reversed or incorrect wiring?
The DI818 includes protection circuitry to prevent damage from reverse polarity or miswiring.
10. Which ABB controllers and systems are compatible with this module?
It is fully compatible with AC800M controllers and Advant Controller systems that support standard digital I/O modules.
