Variable Load Module with Selectable Loads
![](https://www.qrs-solutions.com/wp-content/uploads/2016/01/phase3vlm.png)
The VLM allows testing defibrillators at maximum energy with selectable loads from 25 to 175 ohms, in accordance with AAMI DF-80 and IEC 60601-2-4.
High-resolution wave graphics and test data are obtained with Phase 3VL software — a standard accessory to the VLM Defibrillator/Pacer Analyzer.