MEDC DB7 Sounder, Intrinsically Safe (Exia), weather-proof – up to 110 dB(A)
The MEDC DB7 is a ruggedized, Intrinsically Safe and weather-proof Sounder, that is designed for use in potentially explosive atmospheres.
The MEDC DB7 is a ruggedized, Intrinsically Safe and weather-proof Sounder, that is designed for use in potentially explosive atmospheres. The DB7 has been designed with high ingress protection to cope with demanding environmental conditions to be found onshore and offshore in oil, gas and petrochemical industries.
This MEDC Sounder is available in 12V and 24V versions and for gas groups IIB or IIC. And a lower cost, uncertified version is available for use in non-explosive atmospheres.
Features
Weather-proof uncertified version
Zones 0, 1, 2 and safe area use
Corrosion resistant red painted GRP
Up to 110 dB(A) output
27 tones, user selectable
Tones comply with UKOOA/PFEER guidelines
Any 2 tones may be switched by the external voltage supply
Retained stainless steel cover screws.
| Option | Body color, certification, duty & tag labels, voltages 12V-24V dc |
|---|---|
| Material | Retained stainless steel cover screws, UV stable Glass Reinforced Polyester |
| Finish | Painted red as standard |
| Ingress protection | IP66, IP67 |
| Certified temperature | -55°C to +70°C |
| No. of tones | 27 |
| Voltage | 12V, 24V via suitable barrier |
| Weight | 1.0kg |
| Area classification | safe area use, Zone 1, Zone 2, Zones 0 |
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