OUSAF44 Spare Parts List Overview
OUSAF44 is a sensor series under Endress+Hauser for UV absorption measurement, widely used in water treatment, chemical, and pharmaceutical process analysis. To ensure measurement accuracy and equipment lifespan, timely replacement of the light source, reference rod, and calibration kits is crucial.
The table below summarizes the order numbers and specifications of commonly used OUSAF44 spare parts for reference by engineering technicians and procurement personnel.
OUSAF44 Spare Parts Order Numbers at a Glance
The following spare parts are divided by function into four categories: light sources, reference rods, EasyCal Retrofit calibration kits, and dust cover connectors. Please select the corresponding model according to actual wavelength requirements.
Light Sources and Reference Rods
- 71108535: OUSAF44 lamp, suitable for 280/295/302/313/365nm wavelengths
- 71108543: OUSAF44 reference rod
EasyCal Retrofit Calibration Kits
The EasyCal Retrofit kits are used for quick on-site calibration and are divided into multiple order numbers by wavelength. Please match according to the measurement wavelength.
- 71210149: KIT OUSAF44 EasyCal Retrofit 254 nm
- 71210150: KIT OUSAF44 EasyCal Retrofit 280 nm
- 71210151: KIT OUSAF44 EasyCal Retrofit 313 nm
- 71210152: KIT OUSAF44 EasyCal Retrofit 365 nm
- 71210153: KIT OUSAF44 EasyCal Retrofit 302 nm
- 71210156: KIT OUSAF44 EasyCal Retrofit 295 nm
Dust Cover Connectors
- 71210161: OUSxFxx dust cover connector
Spare Parts Selection Comparison Table
For quick reference, the table below summarizes by spare part type, order number, and applicable specifications.
| Spare Part Type | Order Number | Specification/Applicable Wavelength |
|---|---|---|
| Light Source | 71108535 | 280/295/302/313/365nm |
| Reference Rod | 71108543 | OUSAF44 reference rod |
| EasyCal Retrofit | 71210149 | 254 nm |
| EasyCal Retrofit | 71210150 | 280 nm |
| EasyCal Retrofit | 71210151 | 313 nm |
| EasyCal Retrofit | 71210152 | 365 nm |
| EasyCal Retrofit | 71210153 | 302 nm |
| EasyCal Retrofit | 71210156 | 295 nm |
| Dust Cover Connector | 71210161 | OUSxFxx dust cover connector |
Selection and Maintenance Recommendations
When purchasing spare parts, be sure to verify the wavelength currently used by the sensor and the order number to avoid measurement deviations caused by model mismatch. It is recommended to regularly check the light source lifespan and reference rod status, and use the EasyCal Retrofit kit for calibration according to the manufacturer's recommended cycle.
For more technical information or selection support, please contact the official Endress+Hauser channels or authorized distributors.