Sounder without beacon ZA-AD-911

explosion-proofelectronicstainless steel

Explosion proof sound pickup is a device that collects voice messages and converts them into electrical signals for output. ZUOAN made ZA-AD-911 explosion proof sound pickup is applicable to Zone 1 & Zone 2 hazardous areas that explosive mixture of group IIA, IIB, IIC, T1~T6 gases, vapors and air may exist, Zone 21 and Zone 22 hazardous areas that explosive dust may exist. Product Features High fidelity, clear voice, low noise, no electronic "hissing" noise High sensitivity, enhanced omnidirectionality Suits for indoor and outdoor environment, easy installation, friendly maintenance Supported devices Explosion proof equipment with audio interface Specification Voltage AC100～240V or DC12V Material Stainless steel 304/ 316L Ex Certification No. CNEx22.2964X Ex Certificate Mark Ex db IIC T6Gb/Ex tb IIIC T80C Db Product Standard Q/320412ZAF117-2022 Ingress Protection IP66 Cable Thread Hole Spec. M16×1.25 Cable Thread Hole No. 1 Weight 1.8Kg Temperature Rang -40℃～+60℃ Air pressure 80KPa～110KPa Working Current ≤100mA Frequency Response 20Hz～20KHz Sensitivity -42dB Monitoring range ≤1㎡ Output Impedance 600Ωnonequilibrium