Model 971-2 Digital Tachometer tester

A.I.S.S. proudly introduces the Model 971-2 Digital Tachometer Tester.
This advanced instrument uses digital signal processing technology to
achieve unrivaled performance and versatility. Its crystal-referenced
solid-state design provides drift-free, reliable operation.

Basic Capabilities and Specifications

• Use for functional test or calibration in the aircraft or on the lab bench
• Can be used to test twin tachometer and turbine N1 and N2 indicators
• Internal DC power supplies (5, 12, 24V) for lights and power
• User-selectable RPM auto-sweep mode for diagnostic testing
• 100 to 9,000 RPM range, in 1 RPM steps
• Pulse outputs - 100 to 9,000 RPM, and 100 to 9,000 PPS
• Accuracy of ± 0.1 RPM, or ± 1 PPS
• Dual-mode operation supports both 2-pole and 4-pole tachometers

Safety Features

• Overload protection on all outputs
• Over-temperature protection
• Fused 115 VAC 60 Hz

Model 971-2 Additional Info

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