Data sheet HS-8EExmNT Circuit diagram Low impedance II 2 G Certifiedby:NEMKO Certificationcode:ExdembIICT6Gb-50°C≤Ta+50°C ExdembIIB+H2T6Gb-50°C≤Ta+50°C Number: 10ATEX1051 Sound pressure levels at 1W/1m Specifications Material / colour Mounting Termination Weight w/ transformer IP-rating Max. / min. amb. temp Rated / max. power SPL 1W/1m SPL rated power Effective freq. range Dispersion (-6dB) 1kHz / 4kHz Directivity factor, Q 1kHz Options 100V line Primary nominal tappings Red:yellow Red:green Red:blue 8W 4W 2W IIB IIC Aluminum alloy SS4263 / RAL7035 Bracket e-chamber, screw terminals 2.0 kg 66 / 67 50 °C / -50 °C 8W/8W 100 dB 94 dB 108 dB 102 dB 550 - 7000 Hz 650-7000 171° / 47° 105° / 35° 2.1 Impedances, colours, labels Installation, Operation and Maintenance Procedures Unscrew lid, lead cable through cable gland and connect to terminal. If the Ex-loudspeaker is to be earthed, it must be done correctly using the specially marked screws. Tighten cable gland and screw lid back on with 2-3 Nm to assure IP grade. Fasten the bracket with three screws and ensure to use all washers in the intended position. (To isolate the main body from the bracket). To change the position of the loudspeaker, please adjust the bracket (by loosening / tightening the screws) as required. Useonlycertified/specifiedcableglandsandblankingplugs. Standard model delivered with two M20 Ex approved plastic blinding plugs. The aluminum surface of the loudspeaker should be treated regularly with paint at the same interval as with other similar outdoor equipment. For optimum performance, always use the correct voltage / power and operate within the frequency limits as stated. Do not open loudspeaker when energized. This loudspeaker is supplied with a two years warranty against defective materials and workmanship. Head office Semco Maritime A/S, Denmark Tel. no.: +45 7916 6666 Fax no.: +45 7515 6580 semco@semcomaritime.com www.semcomaritime.com Although every reasonable effort is made to present current and accurate information, Semco Maritime A/S makes no guarantee and reserves the right to make changes without prior notice. © 2015, SEMCO MARITIME A/S and the SEMCO MARITIME Group of Companies. Document No. Rev. 00 Page 2 of 2 STD-SEMCO-E-DS-0002
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