The EEx Sounder
dEV 21 is a signalling device that generates various signalling tones and tone sequences and emits them at a
high sound pressure level. The user may choose between 31 preset signalling tone groups and a programmable one.
Every signalling tone group contains 4 different signal tones controlled by using jumpers on the control inputs.
The sounder has 8 volume levels. All outer fasteners are made of non-corrosive materials. The stable, all-plastic
housing conforms to protection degree IP 66, which makes this sounder suitable for indoor or outdoor installation.
Explosion category II 2 G EEx dem IIC T6 allows the sounder to be operated in hazardous areas of zones 1 and 2.
PRICE in Euros (€)
96 075 210 10
21.6-75 VDC KLE DC version, Housing RED Part No. for BLACK housing available on request
96 265 110 10
85-265 VAC LKE AC version, Housing RED Part No. for BLACK housing available on request