2D51
System Sensor, Photoelectric Smoke Detector for use with InnovairFlex 4-Wire Duct Smoke Detector Housings or Pendant Mount Applications 2D51
Mfr. Model: 2D51
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Description
System Sensor, Photoelectric Smoke Detector for use with InnovairFlex 4-Wire Duct Smoke Detector Housings or Pendant Mount Applications 2D51
2D51 duct smoke detectors are low-profile photoelectric detectors designed for special applications, specifically for use in no-flow or low-flow air-handling systems (0 to 4,000 Feet/Minute). Pendant or plenum mounted 2D51 detectors are intended to be installed into B210LP bases and wired to a D4P120 power board only control units. D4P120 power boards are capable of controlling up to two 2D51 sensors. Pendant mounted in a standard electrical boxes within ducts, the twist-in/twist-out heads allows easy removal from bases for quick cleaning and maintenance. 2D51 heads can be locally tested using a magnet or by using the test/reset pushbutton on the D4P120 power board.
Features & Benefits
- Low Standby Current
- Two LEDs Blink in Standby
- Field Sensitivity Metering of Detector to Meet the Requirements of NFPA 72 with the use of RTS2/RTS2-AOS and SENS-RDR
- Designed for Mounting on a Standard Electrical Box
- SEMS Screws for Easy Wiring and Positive Wire Retention
- Removable Cover and Insect Screen for Field Cleaning
- Remote Push Button Test/Reset, LEDs Provide Visual Indications
- Onboard Supervisory and Alarm Relays
- Accepts 24 or 120 V Supply Voltage
- Interconnect up to 100 Units for Common Functions
Specifications
| Manufacturer | System Sensor |
| Brand/Series | InnovairFlex |
| MFR. Model | 2D51 |
| Power Supply | 24 VAC/DC or 120 VAC w/ B210LP |
| Type | 4-Wire Duct Smoke Detector |
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