Communication headset for integration in MSA Gallet F1XF fire helmet
• One or two loudspeakers, in plastic housing with mounting clips.
• Flexible microphone, adjustable in length (80 mm) to optimize position in front of the mouth or the speech diaphragm (BA face piece)
• Downlead Cable with antitearing, LEMO connecting plug (green cover).
Operates with an MSA PushtoTalk (PTT) module enabling connection to the PMR radio.
Connection through an antitearing LEMO plug with color codification.
• PTT module with Yellow connector: non ATEX system
• PTT module with Green connector: ATEX system (for use with approved ATEX radios only)
Microphone: • Noise cancelling Electret, 100Hz10kHz, distortion < 3%
• Loudspeaker: 32 Ω, 20 Hz – 3 kHz, max power 100 mW
• Amplifier: adjustable gain (0 to 26 dB), 300 Hz – 3 kHz
Nominal output 50 mV RMS, Harmonic distortion 5%
• Down lead Cable: Fire retardant, shielded cable
• Housing: Polyamide (PA6), Fire resistant (V0)
• Operation Temperature: 20°C to +65°C, humidity < 98%
Approvals: • EMC performance: ESD/EMI: 10 V/m
• Ingress Protection testing: IP56 (tested inside the helmet)
• ATEX (when used with an ATEX certified PTT module)
• ATEX level: II 2G Ex ia IIC T4
Connection with a wide range of brand and types of radios is possible.