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Product Introduction
The HONEYWELL UDA2182 is the core processing unit for the UDA2100 series of liquid analyzers. It acts as the “brain” that interfaces with sensors to measure pH, ORP (Oxidation-Reduction Potential), Conductivity, or Dissolved Oxygen in industrial process streams. This specific configuration (UDA2182-CC1-CC2-NN-N-0000-EE-000) is a standard transmitter head designed for panel or field mounting.In water treatment and chemical processing, keeping analyzers online is critical for compliance and product quality. Honestly, this model has earned a reputation for being a workhorse because of its modularity. You can swap the transmitter head without touching the sensor flow assembly, which saves a ton of time during maintenance. It supports digital two-wire communication and is certified for use in hazardous locations (Class 1, Div 2), making it a safe bet for tough environments.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | UDA2182-CC1-CC2-NN-N-0000-EE-000 |
| OEM | HONEYWELL |
| Input Types | pH, ORP, Conductivity, Dissolved Oxygen |
| Power Supply | 115/230 VAC, 50/60 Hz |
| Enclosure Rating | NEMA 4X / IP65 (Weatherproof) |
| Outputs | 4-20 mA Isolated |
| Operating Temp | -20°C to 60°C |
| Certifications | FM, CSA, ATEX, IECEx (Hazardous Locations) |
| Communication | Honeywell Digital Two-Wire Protocol |
Application Scenarios & Pain Points
In a pharmaceutical manufacturing cleanroom, maintaining precise pH levels during a batch reaction is mandatory. If the transmitter fails or drifts out of calibration, the entire batch could be ruined, costing thousands of dollars. The UDA2182 acts as the last line of defense against these quality failures by providing stable, accurate readings and alarming functions when parameters go out of spec.
- Power Generation: Monitoring boiler feedwater and cooling tower conductivity to prevent scale buildup on turbine blades.
- Wastewater Treatment: Keeping tabs on pH levels in neutralization tanks before effluent is discharged to the sewer.
- Semiconductor Manufacturing: Ultra-pure water (UPW) systems require precise resistivity measurements to avoid contaminating silicon wafers.
- Food & Beverage: Ensuring CIP (Clean-In-Place) cycles use the correct concentration of caustic or acid solutions.
Case Study:
An automotive paint shop in Michigan was facing frequent downtime due to false alarms on their conductivity meters. The old analog transmitters were sensitive to electrical noise from the nearby robotic welding arms. They upgraded to the HONEYWELL UDA2182 series with digital sensors. The digital signal processing eliminated the noise interference, and the ability to dail-in specific calibration points reduced setup time from hours to minutes. This change effectively eliminated false paint-line stoppages.
