Ludlum Model 43-94 Monthly Rental

$219.00
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$219 monthly/$73 weekly

Non-routine instrument setup and/or calibration requests will incur a one-time setup/calibration charge in addition to rental rate noted above.  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.

  • Cylindrical gas proportional detector
  • 0.5 inch outside diameter with active length of 6 inches
  • Designed for surveying pipes and tubing
  • Typically used for beta surveys

COUNTING GAS:
P-10 (10% methane, 90% argon is recommended.  Other counting gases are also acceptable.

OPERATING VOLTAGE:
Typically 1100-1400 volts (alpha)

Typically 1450-1750 volts (beta)

COUNTER THRESHOLD SETTING:
Typically 3-4 mV

BACKGROUND:
Alpha - typically less than 10 cpm

Beta - typically less than 150 cpm

EFFICIENCY (4 pi geometry):
3-7% Tc-99


SIZE: 
1/2" (1.25 cm) OD. 8.619" (21.89 cm) overall length (not including fittings), 6" (15.24 cm) active length

GAS CONNECTORS:
fittings for 1/8" hose

SIGNAL CONNECTOR:
BNC