Model# 271

Outdoor Analog Panel Meter

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Accuracy: ±3%
Repeatability: ±2%
Overload: 120% Continuous
Overshoot: 10% Max
Response Time: 2 Seconds Max
Vibration SIN: 3 Gs 10-80Hz
Vibration Random (P&J): 10-1000Hz 5 Gs RMS
Vibration Random (T8):10-1000Hz 3 Gs RMS
Shock: 50 Gs 10 shocks per axis (30 total)
Environmental: IP66 4
Temperature: -45°C – +70°C
Size: 2 1/2″ and 3 1/2″


The ToughMeter series of analog panel meters is designed to operate in harsh environments. The 2 1/2″ and 3 1/2″ size meters have all metal cases and polycarbonate windows. The ToughMeters have gasket sealed bezels, terminals and zero regulators to ensure dust and moisture protection. The meter mechanisms have a long history of lasting durability and performance within specifications.

  • Vibration, Temperature, and environmental specifications all exceed ANSI C39.1
  • Made in the USA
  • Made in the USA