RH60-A Tach, Hour Meter Specifications
Power Supply: 9.5 - 33.0 VDC, (.018 amp nominal)
Operating Temp: 32 - 122F (0-50C)
Size/ Weight: 2.475” square bezel, with standard aviation 2.250” raised round ring.
Standard 2.625” diameter mounting hole layout at 45 degrees. Unique
bezel design allows user either front or rear mounting in your panel.
Gauge depth behind panel: surface mounted approx 2.60”, rear mounted,
approx. 2.90”. Weight approx 2.3 oz.
Range: 0-9,999 RPM, Wide Calibration
Cylinders: 1, 2, 4, 6, 8
Accuracy: Front panel adjustable to 1 RPM
Signal Inputs: Low, Medium, and High voltage inputs
Alarms: Engine hours countdown alarm settable from 1-9,999 hours, Maximum RPM
alarm.
Display: 4 digits, Five levels of backlighting
Output: Terminal C can be used as an external alarm signal (5V, 10mA)