Item

Specifications

Model number

YRR-12

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

Working Environment

 -10℃ Nominal operating temperature lowered by 20°C

 Communication  line impedance 

 Internal impedance below 10Ω / trunk line

Material

 Flame resistant plastic

Dimensions

 108Ø × 46(H) mm

Remark

 Includes R-type-designated E.O.L