Ludlum Model 3030 Low Background Dual A/B Sample Counter Monthly Rental

$309.00
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$309 monthly/$103 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.

  • Simultaneous Alpha/Beta Counting
  • Dual LCD Display's with backlights
  • Adjustable Count Time 0.1 - 30 minutes (or user defined value via PC software)
  • Separate Speaker Tones for Alpha & Beta
  • Beta Bkgd typically 50 cpm or less (in 10uR/hr field)
  • Alpha Bkgd typically 3 cpm or less
  • Brass Shielded Housing with Nickel Plated Brass Sample Tray
  • Maximum Sample Size of 2" Diameter X 0.4" thick

INDICATED USE:
Simultaneous Alpha/Beta sample counting

AUDIO:
Unimorph type speaker with volume control and dual tone (1 for each channel ) click-per-event audio

STATUS INDICATORS:
Backlit indicators for
QC-Daily QC check needed
OL-Scintillation detector is in overload condition
CPM/DPM-Counting in CPM or DPM mode
aAL/bAL-Count has exceeded alarm setpoint

SCALERS:
2 ea. 6 digit LCD displays with backlights with a range of 0 - 999999 counts (started by COUNT button)

SCALER LINEARITY:
Reading within ±2% of true value

COUNT TIMER:
Adjustable from 0.1 - 30 minutes (PC setting is user-defined via PC software)

HIGH VOLTAGE:
Adjustable from 200 - 2500 volts

THRESHOLD:
BETA - 4mV, ALPHA - 120 mV

BETA WINDOW:
50mV

DATA-OUTPUT:
9 pin RS-232 port

POWER:
85 - 265 VAC, 50-60 Hz single phase (less than 100 mA) with battery backup

CONSTRUCTION:
Beige polyurethane enamel paint and sub-surface printed front panel

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

SIZE:

11.5" (29.2 cm)H X 7.5" (19.1 cm)W X 10.5" (26.7 cm)D

WEIGHT:
Approximately 29 lbs (13.2 kg)

TUBE:
2" (5.1 cm) diameter magnetically shielded photomultiplier

WINDOW:
0.4 mg/cm² aluminized mylar

ACTIVE and OPEN AREA:
20.3 cm²

SAMPLE HOLDER:
Aluminum housing with sample tray capable of holding 1” or 2” diameter samples

EFFICIENCY(4pi geometry): 
ALPHA: 37%-230Th; 39%-238U; 37%-239Pu
BETA: 8%-14C; 22%-99Tc; 29%-137Cs; 26%-90Sr/90Y

CROSS TALK:
Alpha to Beta: 10% or less
Beta to Alpha: 1% or less

BACKGROUND:
Alpha - 3 cpm or less Beta-Gamma - Typically 80 cpm or less (10 µR/hr field)

SOFTWARE:
PC based to perform setup and calibration routines including background subtract, crosstalk correction, cpm/dpm modes, daily QC check parameters, alarm levels, and automatic plateaus. All parameters are stored in the instrument in non-volatile memory. Logging of data is also available with software collecting and storing the following data: Sample Number, Date, Time, Alpha Count, Beta Count, Sample Type, & Comments