Item

Specifications

Model number

YDT-R301

Product name

 Surface-mounted addressable fixed temperature heat detector

Number of sensitivity settings

One type

Functions

• Uses UL certified temperature probe, stable quality and very reliable.
• Sealed sensor unit to avoid moisture and dust from entering and affecting its capabilities.
• Highly inductive pure silver electrical contacts.
• Independent green monitoring indicator (when the detector is functioning normally)
• Optional function: Indicating lamp, relay contact, contact for the detectors.
• Optional function: reed switch test function.

Working Environment

 -10℃ Nominal operating temperaturre lowered by 20℃

 Communication line impedance 

 Internal impedance below 10Ω / trunk line

Material

 Flame resistant plastic (UL94V-0 compliant)

Dimensions

 114.1ф x47.7(H)mm

Remark

 Includes R-type-designated E.O.L