sMRT AU11-HT Technical Data Sheet
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sMRT AU11-HT Technical Data Sheet
Product catalog summary
Product Overview
The sMRT AU11-HT is a Man Overboard locating device designed to activate automatically during such incidents. It transmits a 121.5 MHz homing signal and VHF DSC distress alert, updating AIS location information continuously once a GPS position is acquired.
The sMRT AU11-HT is a Man Overboard locating device designed to activate automatically during such incidents. It transmits a 121.5 MHz homing signal and VHF DSC distress alert, updating AIS location information continuously once a GPS position is acquired.
Specifications
- Battery: 6V Li-MnO2, minimum 12 hours life at -20°C, shelf life >3 years at +20°C.
- Operating Temperature: -20° to +55°C.
- Storage Temperature: -45° to +70°C.
- Dimensions: 80mm (H) x 95mm (W) x 35mm (D).
- Weight: 250g.
- Environmental Rating: IP68 up to 10 metres depth.
- Mounting: Integrates with SOLAS approved life jackets.
Performance
- Alerting Radius: Up to 5NM depending on antenna height.
- Operating Humidity: Up to 95% non-condensing.
- Shock Resistance: 20G minimum.
- Vibrations: EuroCAE ED-14F compliant.
- Buoyancy: Buoyant with index=9%.
Transmission Details
- VHF Transmission Frequencies: VHF DSC Channel 70: 156.525 MHz, AIS Channels 1 & 2: 161.975 MHz, 162.025 MHz.
- Air Band Frequencies: 121.500 MHz, 121.650 MHz.
- Power Output: Nominal 1W EIRP for AIS and VHF DSC, 100mW PERP for air band.
GNSS Receiver
- Type: GPS plus Galileo.
- TTFF: 15 seconds typical with nominal GPS signal levels.
- Update Rate: Every minute.
Activation and Alerts
- Automatic Activation: After 2 seconds of water sensor immersion.
- Manual Activation: Press Activation Button once armed.
- Alert Indication: Audible and visible.
Approvals and Standards
- Environmental: EN 303 132 V2.1.1, IEC 60945:2002.
- Safety: EN 63268-1: 2018, IEC 62368-1:2018, CSA/UL 62368-1:2019, AS/NZS 62368.1:2022.
- Radio: EN 302 961 V1.2.1 (121.5 MHz), EN 303 098 V1.2.1 (AIS).
- ATEX Classification: Ex ic T4 Gc.
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Catalog excerpts
TECHNICAL DATA SHEET IDENTIFICATION PRODUCT NAME BATTERY SHIPPING INFORMATION: UN3091 LITHIUM METAL BATTERIES CONTAINED IN EQUIPMENT IN COMPLIANCE WITH IATA PI: 970 SECTION I GROUP QD-134 | ISSUE 03 | APRIL 2025
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WESG0M GROUP QD-134 | ISSUE 03 | APRIL 2025
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* Expected range derived from sea trials. Actual alerting range dependent on sea state, atmospheric conditions and height/altitude of receiving antenna. WESG0M GROUP QD-134 | ISSUE 03 | APRIL 2025
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.