Product details
Danfoss AKS 4100 Liquid Level Sensor | Coaxial Version | 084H4510
Product Description: The AKS 4100 utilizes advanced TDR (Time Domain Reflectometry) guided radar technology to measure liquid levels with unmatched stability. Unlike traditional mechanical floats, the coaxial version (084H4510) is designed specifically for applications involving turbulent surfaces, foam, or low-dielectric refrigerants. In the UAE’s large-scale industrial cold stores and district cooling plants, this sensor provides a continuous 4-20 mA signal that is unaffected by changes in pressure, temperature, or vapor composition. Its robust design is ideal for monitoring levels in separators, surge drums, and receivers using refrigerants like Ammonia (R717), CO2, and HFCs.
Key Features & Benefits:
- Guided Radar Precision: Provides highly accurate level data, ensuring optimal refrigerant management in large UAE industrial plants.
- Coaxial Design: The outer tube acts as a stilling well, making it perfect for applications with boiling liquids or turbulent conditions common in high-load UAE systems.
- No Moving Parts: Reduces maintenance requirements significantly compared to mechanical float switches, a major advantage for Dubai’s industrial sectors.
- Plug-and-Play Setup: Features a user-friendly HMI with a display for easy on-site calibration and monitoring in the UAE.
- Multi-Refrigerant Compatibility: Fully compatible with Ammonia (NH3), making it a standard for the UAE’s food processing and cold chain logistics.
Technical Specifications:
| Specifications | Value |
| Manufacturer | Danfoss |
| Model | AKS 4100 |
| Code Number | 084H4510 |
| Probe Type | Coaxial (Cable/Pipe) |
| Output Signal | 4 – 20 mA / HART |
| Process Connection | G 1 inch |
| Supply Voltage | 24V DC |
| Refrigerants | R717, R744, HFC, HCFC |
| Protection Class | IP67 |
FAQs:
- Q: Why is the coaxial version (084H4510) preferred for UAE industrial separators?
- A: The coaxial tube provides its own reference and protects the radar signal from internal obstacles or turbulence, which is critical for accurate readings in high-capacity UAE refrigeration vessels.
- Q: Does the AKS 4100 require recalibration if the refrigerant type changes in a Dubai plant?
- A: One of the main benefits of TDR technology is that it is largely independent of the liquid’s dielectric constant; however, a quick check of the settings via the display is recommended for peak accuracy.
- Q: Is it resistant to the corrosive environment of coastal UAE industrial zones?
- A: Yes, the sensor is built with high-grade materials and an IP67-rated housing, making it highly durable against the humidity and salt-air found in Jebel Ali and Khalifa Port.

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