Vaisala Thunderstorm Local Lightning Sensor TSS928


Lightning detector TSS928 Thunderstorm Local Lightning Sensor

    Vaisala TSS928 provides superior performance in local-area lightning tracking. Lightning-sensitive operations rely on TSS928 to provide critical local lightning threat information to take advance precautions, initiate safety procedures, and isolate equipment with full confidence.

    Vaisala's patented lightning algorithms give TSS928 the most precise ranging of any stand-alone lightning detection sensor available in the world today.

    Technical Specifications

    Detection Range

    30-nautical miles (56 km) radius from sensor location.

    Range Resolution

    ​0-5 nautical miles (0-9 km), 5-10 nautical miles (9-19km) and
    10-30 nautical miles (19-56km) (range can be set in nautical miles
    or kilometers).

    Bearing Resolution

    1° increments, 0° to 360°, reported by octant

    Thunderstorm Detection Efficiency

    ​90% within 10 nautical miles with one discharge; 99% with two
    discharges; 99.9% with three discharges

    Electrical Specifications

    ​AC Power

    115VAC±10% to 230VAC±10%
    DC/AC Power
    ​11-32VDC, 115VAC±10%
    ​DC Power ​ 11-32VDC
    ​Power Consumption ​100 watts maximum
    ​Standards/Approvals: ​UL, CSA, CE


    • Metallic or fiber optic links
    • Serial ASCII format
    • RS-232 and RS-422 serial at 9600 bps
    • Output via automatic one-minute preset weather messages,
          instantaneous broadcast of data as event occurs or sensor can
          store and be polled by user. ​ 

    Mounting Configuration

    Ground mount option
    Roof mount option with tripod

    ​Frame mount for either roof or ground options
    Height ​ 3.0 m max height recommended

    Environmental Conditions

    Temperature Range
    ​-50°C to +50°C (with heater)
    ​Maximum Wind Load ​0–120 knots, 222 km/h
    ​Humidity Tolerance ​0% to 100%
    ​Siting Requirements ​Flexible installation requirements.Questions should be referred to your
    distributor or your Vaisala sales representative.

    Support Services

    Vaisala TSS928™ is fully supported by our Customer Support
    Center, Technical Service Group, and Field Service Engineering
    Team. Maintain optimal performance by purchasing a service
    agreement customized to your unique system requirements. ​

    Standard Warranty

    Vaisala warrants all products manufactured by Vaisala to be free
    from defects in workmanship or material for one year from the
    date of delivery. Contact your Vaisala Sales Representative for
    specific product warranty and service warranty details. ​
    Related Services
    • Warranty 
    • All Vaisala products and services are covered by a 12-month warranty as standard, with selected products covered for up to 24 months. During this period you benefit from free repair or replacement of faulty equipment.
    • Service Center Repair  
    • If your instrument requires repair.