Eberline Model RO-20 Monthly Rental

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$195 monthly/$65 weekly

A one-time setup/calibration charge in addition to rental rate noted above may also apply. When this applies, you’ll be informed of the amount of the additional charge at time of order or, if requested, prior to placement of order.

  • 5 Ranges 0-5, 0-50, 0-500 mR/hr & 0-5, & 0-50R/h
  • Retractable Beta Shield
  • Rotary Switch for Off, Battery 1 Check, Battery 2 Check, & Zero
  • Zero Adjustment
  • Built In Audio with ON/Off Switch

Radiation Detected:
Beta, gamma, and xray.

Five linear ranges: 0-5, 0-50, 0-500 mR/h and 0-5, 0-50 R/h

Scale length, approx. 3 inches (7.6 cm), 2% accuracy. Linear markings from 0 to 5 in 50 minor increments. The meter is back-lit.

Response Time:
90% of final reading within 5 seconds

Within ± 5% of full scale.

Battery Dependence:
Reading is independent of battery voltage when the battery check indication is in the green arc. 

External Controls:
Range switch, including Off, Zero, and Battery checking positions. Zero knob used to set meter to zero when Zero position of range switch is selected or when in no significant radiation field. Light  switch, for meter light.

Internal Controls:
Five calibration controls, one for each range.

Main power: Five "C" cells.

Chamber Bias:
Ten 3 volt lithium coin cells, 30 volts.

Operable from -40 °F to 140 °F ( -40 °C to 60 °C). For operation below 0 °F (-18 °C), alkaline or nickel-cadmium "C" cells should be used.

Temperature Compensation:
The detector is fully compensated over the operational temperature range for output accuracy within 10% ±0.5 mR/h.

Operable from 0 to 95%, non-condensing 

Approximately 3.6 pounds (1.63 kg) with alkaline C cells.

4.2” wide x 7.9” long x 7.7” high (107 mm x 201 mm x 196 mm), including handle.