For use with the following meters:
| Meter | Description |
| 800021 | RH / Temperature SD Card Logger |
| 800037 | WBGT SD Card Logger |
| 850028 | Noise Dosimeter with SD Card Logger |
| 850023 | Anemometer SD Card Logger |
| 850024 | Hot Wire Anemometer SD Card Logger |
| 850060/61 | pH SD Card Logger & Kit |
| 850069 | Environmental Quality Meter with Sound |
| 850071 | Environmental Quality SD Card Logger |
| 850005 | Advanced Visible Light SD Card Logger |
