Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| [email protected] | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The Honeywell 2MLI-D21D Numeric Input Module is a precision industrial module designed to capture numeric signals from sensors or operator interfaces in automation and control systems. With dimensions of 135 × 115 × 30 mm and a weight of 0.17 kg, it provides reliable and accurate input acquisition for Honeywell control platforms.
Manufactured by Honeywell, the 2MLI-D21D is built for durability, high precision, and seamless integration into industrial automation architectures.
| Parameter | Specification |
|---|---|
| Product Model | 2MLI-D21D |
| Product Type | Numeric Input Module |
| Manufacturer | Honeywell |
| Dimensions | 135 × 115 × 30 mm (H × W × D) |
| Weight | 0.17 kg |
| Function | Captures and converts numeric signals for processing |
| Installation | Panel or rack-mounted |
| Application | Industrial automation, process control, and monitoring |
| Operating Environment | Control cabinets and instrumentation panels |
The 2MLI-D21D Numeric Input Module is designed to:
Capture numeric signals from sensors, instrumentation, or operator interfaces
Convert input data into a compatible format for processing by PLCs or DCS
Provide accurate and reliable signal transmission to control systems
Integrate seamlessly with other Honeywell automation modules
Support continuous and stable operation in industrial environments
This module is essential for applications where precise numeric input is critical to process control and system performance.
Common applications include:
PLC-based industrial automation systems
Distributed Control Systems (DCS)
Manufacturing and production line monitoring
Process instrumentation and control panels
Robotics and industrial machinery input handling
Energy management and industrial measurement systems
Its compact size allows easy installation in tight cabinet spaces while maintaining full functionality.
Accurate and reliable numeric input acquisition
Compact and lightweight design (0.17 kg)
Industrial-grade durability for harsh environments
Seamless integration with Honeywell automation platforms
Supports modular and scalable system configurations
These advantages make the 2MLI-D21D a dependable solution for capturing critical numeric inputs in automated systems.
| Model | Description | System Role |
|---|---|---|
| 2MLI-CPUS | CPU Module | Processes numeric input signals |
| Signal Interconnect Board | Connects input module to control system | Ensures accurate signal routing |
| Honeywell PLC / DCS Interface | Integrates numeric input into control network | Centralized monitoring and management |
| Power Supply Module | Provides stable power for numeric input module | Continuous operation support |
| Memory / Configuration Module | Stores input parameters and settings | Maintains calibration and configuration |
The Honeywell 2MLI-D21D Numeric Input Module is a compact, reliable, and precise solution for capturing numeric signals in industrial automation systems. With dimensions of 135 × 115 × 30 mm and a weight of 0.17 kg, it ensures accurate signal acquisition, stable operation, and seamless integration with Honeywell control platforms.
For industrial facilities requiring high-precision numeric input, dependable performance, and flexible integration, the 2MLI-D21D module is an ideal component for modern automation and control systems.