Salamander Controller and Booster
The Salamander controller and booster are used in conjunction with the Salamander fire door holder and closer.
The Salamander controller can control up to 99 wire free door holders/closers using 868 MHz radio frequency. The controller has a range of 40m.
The Salamander booster extends the range of an installation by up to 40m. Up to eight boosters may be used in an installation with a single controller.