Ludlum Model 12 Monthly Rental

$93.00
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$93 monthly/$31 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.

  • 4 Ranges
  • Adjustable High Voltage
  • Adjustable Threshold
  • Utilizes G-M, Scintillation, or Proportional Detectors
  • Built In Audio with ON/OFF Switch
  • Total Range from 0 - 500,000 cpm
  • Standard Meter Face in CPM (note: 0-50 uR/hr meter face also available upon request via Customer Requirements box on check-out page)

COMPATIBLE DETECTORS:
G-M, proportional, scintillation

METER DIAL:
0 - 500 cpm, 0 - 2.5 kV, BAT TEST (others available )

METER:
2.5" (6.4 cm) arc, 1 mA analog type

MULTIPLIERS:
X1, X10, X100, X1000

LINEARITY:
Reading within 10% of true value with detector connected

CONNECTOR:
Series "C" (others available )

AUDIO:
Built in unimorph speaker with ON/OFF switch (greater than 60 dB at 2 feet)

CALIBRATION CONTROLS:
Accessible from front of instrument (protective cover provided)

HIGH VOLTAGE:
Adjustable from 200 - 2500 volts (can be read on meter)

DISCRIMINATOR:
Adjustable from 1 - 100 mV

RANGE:
Typically 0 - 500,000 counts/minute (cpm)

RESPONSE:
Toggle switch for FAST (4 seconds) or SLOW (22 seconds) from 10% to 90% of final reading

RESET:
Push-button to zero meter

POWER:
2 each "D" cell batteries (housed in sealed compartment that is externally accessible)

BATTERY LIFE:
Typically 2000 hours with alkaline batteries (battery condition can be checked on meter)

CONSTRUCTION:
Cast and drawn aluminum with beige powder-coating

TEMPERATURE RANGE:
-4° F(-20° C) to 122° F(50° C)
May be certified for operation from -40° F(-40° C) to 150° F(65° C)

SIZE:
6.5" (16.5 cm)H X 3.5" (8.9 cm)W X 8.5" (21.6 cm)L

WEIGHT:
3.5 lbs (1.6 kg) including batteries