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DEV20 Sounder Technical Manual
DEV20 SOUNDER TECHNICAL MANUAL
TMF0047.A
www.eaton.com
ExII-Sounder dEV20
Application
Hazardous areas often require the use of acoustical signals for warning or information purposes. The ExII-sounder dEV20
offers both of these signalling features. The device is designed for continuous operation. If the supply voltage is turned
on, the sounder is activated.
The ExII-sounder dEV20 is made to protection category IP66 and may be used indoors or outdoors.
CE symbol
We hereby declare this product is in compliance with the Essential Health and Safety Requirements of ATEX Directive
2014/34/EU, EMC Directive 2014/30/EU, Low Voltage Directive 2014/35/EU and RoHS Directive 2011/65/EU.
The appropriate standards, technical regulations und specifications you can take from the attached conformity declaration
and the conformity declarations on our Website.
Dimensions
Construction
The ExII-Sounder consists of a compression-proof housing with aluminium alloy and a sound channel of impactresistant
polyester. The terminal compartment is executed in the protection type “extended safety”.
Start-up
•
Fix the device at the wall with two screws (Ø 8 mm).
•
To correct the distance between the horn and the wall use the supplied spacer.
•
Remove the housing cover. If the setting of the volume and/or signal tones do not meet your requirements, you have
the following options according to “Setting of volume and signal tones”
•
Enter the connecting cable through the cable and wire gland (KLE).
•
Connect the wires to the clamps according to connection diagram (on page 4 + 5). Tighten the housing cover. The
locking torque of the upper part screws is: 1.2 ... 1.5 Nm.
•
Pull the cable excess of the terminal compartment through the KLE and fix the wire with the gland nut of the KLE. In
case of factory fitted cable glands the attached operating instructions have to be considered.
