LUDLUM 3030E Alpha-Beta Scaler (0 to 999,999 counts)
Indicated Use: Simultaneous alpha-beta sample counting
Scalers: Two ea. six-digit LCD displays with back lights providing a range of 0 to 999999 counts
Scaler Linearity: Reading within 2% of true value
Count Timer Settings: 0.1, 0.5, 1, 2, 5, 10, and 60 minutes. PC position facilitates other user-defined values set by software program.
Audio: Built-in unimorph type speaker with volume control to provide a dual tone click-per-event audio
Status Indicators:
Backlit indicators for daily QC check needed (QC)
Scintillation detector is in overload condition (OL)
Counting in cpm or dpm mode (CPM/DPM)
Count has exceeded alpha alarm set point (∝AL)
Count has exceeded beta alarm set point (βAL)
Detector Connector: "C" type
High Voltage: Adjustable from 200 to 2500 volts
Thresholds: Beta: -4 mV
Alpha: -120 mV
Beta Window: 50 mV
Data-Output: 9-pin RS-232 port for connection to PC for data download and adjustment of setup parameters. A one meter RS-232 to USB adapter cable is included. PC interface software is available for download here.
Power: 250 W at 95 to 250 Vac, 50-60 Hz single phase
Internal 12 Vdc, 1.2 A/hr, trickle-charged battery provides power for up to eight hours
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