Zhejiang Baide explosion-proof electric butterfly valve D973,D971H,D941,D943H adopts explosion-proof electric actuator with national explosion-proof certification, equipped with various connection forms, various sealing forms, various body materials of butterfly valve products. The electric explosion-proof butterfly valve can be used according to the requirements of the site to develop specific products supporting the content.

Product Main Dimensions

Input signal: 4~20mADCc 1-5VDC 220VAC switch contact signal 

Valve output signal: flange 4~20mADC, load resistance: ≤ 500Ω 

Resolution: higher than 1/200 

Signal isolation: input signal, output signal, power three isolation 

Fault state: can be set to 0-100 % full stroke anywhere 

Working temperature: standard type : -20~80°C 

Relative humidity: ≤90% (no condensation) 

Position conversion accuracy: ±0.5% 

Insulation resistance: ≥100MΩ (500VDC ) 

Insulation strength: 2000VAC, 1 minute ( input to output to power to ground ) 

Seal materials: polytetrafluoroethylene ( MF3 ), para-polystyrene ( MF4 ), metal hard seal ( MF5 ), hard alloy ( MF6 )

Product Main Dimensions