Explosion-proof Intelligent Siren Sounder Model:TW81D / TW81D-A
Characteristics
- GRP speaker, impact-resistant, corrosion-resistant, IP66 rated
- Stainless steel mounting bracket and anti-loose cover screws
- Built-in power amplifier: 15W
- With self-powered, voice recording and digital monitoring function
- Voice burning via computer to edit alarm contents
- Voice playing by activating alarm via power or dry contact
- Digital addressable design for remote alarm activation and failure detection
- TW81D：Voltage 24VDC
- TW81D-A：Available for 110~220VAC
- Cable entry : 1/2″ NPT x 2
- CNS Certification：Ex d IIB+H2 T6 Gb / Ex tb IIIC T85℃ Db
- CQST Certification：Ex db IIC T6 or T5 Gb，Ex tb IIIC T80℃ Db
- IECEx / ATEX Certification：Ex db IIC T6 or T5 Gb，Ex tb IIIC T80℃ Db
