Explosion Proof Audible Signal - 115 dB (A) & CS Series YA90 Clifford&Snell H2 > Max sound output 115 dB (A) / 1 m > 2 stage alarm, independently selectable 2nd stage H2 > IP66 rated as standard > 32 selectable tones meeting international regulations > Light weight glass reinforced H2 polyester (GRP) Ex enclosure > Sound selection via 5 way DIL switch > Adjustable stainless steel ratchet H2 bracket providing positive setting > Enclosure finished in red high performance paint with ABS flare > Monitoring facility H2 (DC voltages only) > Dual 20 mm gland entries as standard H2 Series YA90 H2 13912E00 H2 Yodalex range Directional audible signal designed for use in hazardous or harsh environments. H2 ATEX / IECEx / NEC 505 NEC 506 NEC 500 GOST Class I Class I Class II Class III Zone 0 1 2 20 21 22 Zone 0 1 2 20 21 22 Division 1 2 1 2 1 2 For use in x x x x For use in x x x x For use in x x x x H2 Explosion Protection Marking IECEx YA90/B versions: Ex d IIB (Ta - 60 ... + 60 C) Gas explosion H2 protection YA90/C versions: Ex d IIC (Ta - 60 ... + 60 C) Dust explosion Ex tD A21 IP66 (Ta - 60 ... + 60 C) protection Europe (ATEX) YA90/B versions: E II G Ex d IIB (Ta - 60 ... + 60 C) Gas explosion H2 protection YA90/C versions: E II G Ex d IIC (Ta - 60 ... + 60 C) Dust explosion E II D Ex tD A21 IP66 (Ta - 60 ... + 60 C) protection Certificates IECEx YA90/B versions: IECEx BAS 08.0062X H2 YA90/C versions: IECEx BAS 08.0061X Europe (ATEX) YA90/B versions: Baseefa08ATEX0191X YA90/C versions: Baseefa08ATEX0189X Other approvals Brazil (INMETRO), Canada (ULC), China (CQST Ex), Russia (GOST-R), USA (UL) H2 WebCode YA90A H2 2012-0112SK00IIIen Audible Signalling Devices H2/1 www.stahl.de1234 1234 1234 1234 Explosion Proof Audible Signal - 115 dB (A) & CS Series YA90 Clifford&Snell Selection Table Version Group Rated operational Order number Art. no. Weight voltage kg YA90 Sounder, IIC 24 V DC YA90/C/D/EU 205209 4.500 ATEX certification, 115 V AC YA90/C/L/EU 206770 4.500 standard devices 230 V AC YA90/C/N/EU 205214 4.500 YA90 Sounder, IIC 24 V DC YA90/C/D/UL 205365 4.500 UL certification, 115 V AC YA90/C/L/UL 205366 4.500 standard devices 230 V AC YA90/C/N/UL 212397 4.500 YA90 Sounder, IIC 24 V DC YA90/C/D/IN 205212 4.500 IECEx certification, 115 V AC YA90/C/L/IN 208871 4.500 standard devices 230 V AC YA90/C/N/IN 212398 4.500 YA90 Sounder, IIC 24 V DC YA90/C/D/RU 206661 4.500 GOST R certification, 115 V AC YA90/C/L/RU 212399 4.500 standard devices 230 V AC YA90/C/N/RU 205217 4.500 Note Variations in gas group, voltage and certification are available Tag labels can be added, please contact your local sales office for more details Technical Data Electrical data Rated operational voltage 24, 48 V DC 115, 230 V AC 48 V DC (not available for UL listed products) Current consumption 24 V DC, 300 mA 48 V DC, 160 mA 115 V AC, 80 mA 230 V AC, 45 mA Schematic 25 Control Neutral 23 Live Pressure unit Connector 24 Sound selection 1 ON ON Control panel SW1 SW2 12345 12345 22 Live Neutral Sounder 2nd stage 14811E00 AC alarm connections and sound signal selection 28 Sounder + 24 V DC 0 V + 24 V DC 0 V (stage 1) 19 0 V + 24 V DC (stage 2) X 25 25 TB1 TB1 Y 23 23 Pressure unit Pressure unit TB2 TB2 Connector Connector 24 24 Sound selection Sound selection ON ON ON ON SW1 SW2 SW1 SW2 27 12345 12345 27 12345 12345 To next sounder To next sounder A B 14816E00 14812E00 DC alarm connection and sound signal selection Legend 1 = External power supply, provided by user 19 = 24/48 or 0 V Input used for 2nd stage by supply reversal 22 = Live voltage for sounder/horn, neutral voltage for sounder/horn, switch for second stage alarm 23 = Connecting socket used for pressure unit 24 = Dual in line sound selection switch 25 = Terminal blocks for incoming and outgoing wiring 27 = Connections to additional sounder/horn 28 = Control voltage for sounder/horn, common voltage for sounder/horn, switch for second stage alarm A = Two stage alarm by third core, line monitoring by supply reversal, select alarm stage 1 on SW1, select alarm stage 2 on SW2 B = Two stage alarm by supply reversal, line monitoring by threshhold method (<1 V), select alarm stage 1 on SW1, select alarm stage 2 on SW2 2012-0112SK00IIIen H2/2 Audible Signalling Devices 12 12 1 2