OOH740-A9-EX

Product Features

Multi-sensor fire detector for potentially explosive areas.

Signal processing with ASAtechnology

Multi-protocol detector (bulk / C-NET-Ex)

Event-controlled detection behavior

Early and reliable detection when fire occurs

Highly developed immunity to deceptive phenomena

Backup sensor system

Suitable for wind speeds of 1 to 20 m/s.

It is ready for future requirements thanks to its programmability.

Communication via C-NET-Ex (addressed separately)

Address automatically given during commissioning.

Technicial Specifications

Standard EN 54-5 , EN 54-7 , IEC/EN 60079-0 , IEC/EN 60079-11
Operating voltage DC 13…28 V
Protection category IP43; IP44 with sealing kit
Relative humidity ≤95 % rel. (short-term moisture condensation permitted)
Storage temperature -30…+75 °C
Operating temperature -25…+70 °C
Quiescent current 200...280 Μa
Ex-classification IECEx scheme: Ex ia IIC T4 Ga, Ta = -35 °C…+70 °C 94/9/EC (ATEX Directive): II 1 G Ex ia IIC T4 Ga, Ta = -35 °C…+70 °C
Communication protocol C-NET-Ex , Collective Ex
System compatibility C-NET-Ex > FS720
Color ~RAL 9010, Pure white
Accessories Sealing kit FDBZ295