The DRP-400 detector can detect the early stages of fire development when there is some visible smoke. It is designed to be used in conjunction with the ACSP-402 fire alarm control panel.

• visible smoke sensor
• detection of dirt buildup in the optical chamber
• smoke sensor sensitivity adjusted by the control panel (4 sensitivity levels)
• LED indicator
• double-sided short-circuit isolator
• power supply from the detection line
• installation on the DB-400 base by SATEL (sold separately)
• ability to connect the WZ-110 remote indicator
• dust cover included