Ludlum Model 2224 Monthly Rental

$156.00
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$156 monthly/$52 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.

  • Simultaneous Alpha/Beta Counting
  • Analog Meter and Built-In 6 Digit LCD Scaler Display
  • Display Alpha Only, Beta Only, or Alpha/Beta Counts
  • Separate Audio Tones for Alpha & Beta
  • Internally selected count times 0.1, 0.5, 1, or 2 minutes
  • Total Counting Range from 0 - 500,000 cpm

INDICATED USE:
Simultaneous alpha, beta counting and discrimination

COMPATIBLE DETECTORS:
Proportional and dual phosphor scintillation detectors

CONNECTOR:
Series "C" (others available)

AUDIO:
Built in unimorph speaker with volume control (greater than 60 dB at 2 feet, full volume)

AUDIO DIVIDE:
Selectable dual or individual click-per-event for alpha and beta counts and divisions of 1, 10, 100, or 1000 events-per-click (beta counts only)

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

METER DIAL: 0 - 500 cpm, 0 - 2 kV, BAT OK, OL(overload)

MULTIPLIERS:
X1, X10, X100, X1000

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

SCALER:
6 digit LCD display with 0.25"(0.64cm) digits, overflow arrow, and colons to indicate when a count is in process

COUNT:
Push-button to initiate scaler count

COUNT TIME:
Internally selected times of 0.1, 0.5, 1, or 2 minutes

SELECTOR SWITCH:
Toggle switch to select alpha and beta, alpha only, or beta only

HIGH VOLTAGE:
Adjustable from 200 - 2000 volts (can be read on meter)

HIGH VOLTAGE ADJUST:
Accessible from front of instrument (protective cover provided)

THRESHOLD:
Internal control allows adjustment from 2 - 15 mV for beta, and 40 - 700 mV for alpha

WINDOW (Beta only):
Internal control allows adjustment from beta threshold up to the alpha threshold setting

OVERLOAD:
Senses detector saturation. Indicated by red lamp on meter and meter going to full scale (adjustable depending on detector selected)

RESPONSE:
Will vary according to number of counts present. Typically 2 - 11 seconds from 10% to 90% of final reading

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

BATTERY LIFE:
Greater than 350 hours with alkaline batteries (battery condition can be checked on meter)

CONSTRUCTION:
Cast and drawn aluminum with beige polyurethane enamel paint

TEMPERATURE RANGE:
-4° F(-20° C) to 122° F(50° C)

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

WEIGHT:
3.5 lbs(1.6kg) including batteries