Hazardous areas often require the use of acoustical signals for warning or information purposes. The MEDC ExII Sounder dEV20 offers both of these signalling features and is designed for continuous operation.
The MEDC dEV20 has an ingress protection rating of IP66, meaning it is suitable for both indoor and outdoor installation. This Sounder consists of a flame-proof housing manufactured from a light grade aluminium alloy and a sound channel made from impact-resistant polyester.
The dEV20 includes 2 signal levels. The signal tone for the first level is adjusted with the slide switches 1-5 (S0) according to the signal choice list. The signal tone for the second signal level is adjusted with the slide switches 6-10 (S1).
Features
Sound pressure level: up to 115 dB(A)
32 signal tones, 2-stage alarm
Volume adjustable (3 steps of 10 dB)
Aluminium housing, Polyamide.
