What Is SCADA? Supervisory Control Without Replacing the PLC
SCADA sits above PLCs and RTUs: it acquires field data, alarms operators, and issues supervisory commands across plants and remote assets—without replacing local deterministic control.

Designed for industrial process monitoring and control systems, the Honeywell 51304453-150 functions as a high-level analog input (HLAI) module featuring integrated compression terminals. This module is engineered to receive and process standard analog signals from field transmitters, converting them into digital values for use within the Honeywell TDC 3000 control network. By utilizing reliable compression terminations, the module ensures secure, vibration-resistant field connections without requiring specialized external connection blocks.
This module plays a critical role in data acquisition by interfacing with high-level voltage or current loop signals (such as 1-5 VDC or 4-20 mA). Its design prioritizes signal integrity, electrical isolation, and robust thermal management to withstand the demanding conditions typical of industrial processing plants, manufacturing facilities, and utility substations.
| Parameter | Specification |
|---|---|
| Manufacturer | Honeywell |
| Part Number/Model | 51304453-150 |
| Module Type | High Level Analog Input (HLAI) with Compression Terminals |
| System Compatibility | Honeywell TDC 3000 Systems |
| Connection Type | Compression Terminal Blocks |
| Signal Inputs | High-Level Analog (e.g., 1-5 VDC, 4-20 mA) |
| Module Weight | 1 kg |
| Shipping Weight | 3 kg |
To ensure optimal performance and long-term reliability of the Honeywell 51304453-150 module, adhere to the following installation protocols:
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Returns & Warranty
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For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
United States
|