Siemens FDOOTC441 SF 16/01 NFS-640 and NFS2- 640 fire

NFS-640 and NFS2- 640 fire alarm control panels

controller

And can download rail module operating parameters

The 5496 is capable of performing single or dual interlocking operations for pre-action and deluge releasing systems

Siemens FDOOTC441 SF 16/01 NFS-640 and NFS2- 640 fireModel FDOOTC441 is an advanced, multi criteria fire CO detector that incorporates a redundant optical thermal sensor. Additionally, Model FDOOTC441 utilizes ASAtechnology a distinctive forward backward, light scattering technology that provides high tech, unparalleled fire detection to the widest range of fire types allowing the detector to distinguish non threatening deceptive phenomena.