12VDC/24VDC/48VDC/110VDC 4-Wire Photoelectric Smoke Detector with Relay OutputFeartures:

• 2 or 4 wire models
• Advanced detection and discrimination algorithms
• Easy installation and maintenance
• Sleek low-profi le housing design
• Durable sensor head, no need for replacement
• SMD circuit board design-satisfactory quality and reliability guaranteed
• Integrated heat detector for SD 119-2H and SD 119-4H models
• N/C (normal/close)-N/O (normal/open)selectable relay output
• AR (Auto Reset) function for security systems (optional for 4 wire models)
Sensor base option: standard and Shottky Diode
• Five-year limited warranty
The range includes:
SD-119-2                     2 wire photoelectric smoke alarm
SD-119-2L                   2 wire photoelectric smoke alarm with remote LED output
SD-119-2H                  2 wire photoelectric smoke and heat alarm
SD-119-2HL                2 wire photoelectric smoke and heat alarm with remote LED output
SD-119-4-12/24          4 wire photoelectric smoke alarm (12/24VDC)
SD-119-4B-12/24        4 wire photoelectric smoke alarm with Buzzer (12V/24DC)
SD-119-4AR-12/24      4 wire photoelectric smoke alarm with auto-reset function (12/24VDC)
SD-119-4ARB-12/24    4 wire photoelectric smoke alarm with auto-reset function and Buzzer (12/24VDC)
SD-119-4H-12/24         4 wire photoelectric smoke and heat alarm (12V/24DC)
SD-119-4HB-12/24       4 wire photoelectric smoke and heat alarm with Buzzer (12/24VDC)
SD-119-4HAR-12/24    4 wire photoelectric smoke and heat alarm with auto-reset function (12/24VDC)
SD-119-4HARB-12/24  4 wire photoelectric smoke and heat alarm with auto-reset function with Buzzer (12/24VDC)