The Siemens HMS-D Intelligent Initiating provides the most advanced method of address programming and supervision. This technology, which provides twodirection communication with the control panel,
produces an Intelligent Initiating Device. All HMS manual station housings have a pull down lever that locks in position after releasing a spring loaded switch.
Download the https://manualzz.com/doc/23360626/6306–hms-s-and-hms-d-pull-stations Specification sheet in *.pdf format