ACOUSTIC SIGNALLERS ETH 20MD

FEATURES The ETH 20MD series acoustic signals are mainly used for outdoor or noisy locations where it is desired to repeat a signal in various ptially explosive atmosphere areas. Protection mode II 2 G Ex dIIC or IIB+H2 T3 or T4 Gb II 2 D Ex tb III T150°C or T130° Db          IP66 Room TEMPERATURE: -50 + 60°C CERTIFICATE: ISSeP11 ATEX040X

The sounds to select are five : BI-TONE – YELP – WAILL – INTERMITTENT – FIXED NOTE

SERVICE
CONTINOUS

CONSTRUCTION
Body and cover in copper free aluminium alloy
Stainless steel screws
One hub Ø ¾” ISO 7/1
RAL 7000 or RAL 3000 epoxy coated

OPTIONS
ISO M23 NPT threaded
Other colours on request
Adjustable support with fixing holes
Different voltage CA/CC

DIRECTIVE 94/9/CE
COMPLIANCE EN 60079-0/2009; EN 60079-1/2007; EN 60079-31/2009
INSTALLATION Zone 1 and 2 - 21 - 22