4 Ranges Adjustable Alarm Utilizes G-M and Scintillation Detectors Battery Back-up Pulse Output Recorder Output Total Counting Range from 0 - 500,000 cpm	PART NUMBER:48-1632
INDICATED USE: Multi-purpose radiation monitoring; frisking COMPATIBLE DETECTORS: G-M, scintillation METER DIAL: 0 - 500 cpm, 0 - 1.5 kV, BAT TEST (others available ) MULTIPLIERS: X1, X10, X100, X1k LINEARITY: Reading within plus or minus 10% of true value with detector connected CONNECTOR: Series "C" (others available ) AUDIO: Built in unimorph speaker with volume control (greater than 60 dB at 2 feet full volume ) ALARM: Indicated by a red lamp and full volume audible tone DATA OUT: 9 pin series "D" connector allowing for external connections of the following items: battery; unregulated supply; instrument common ground; alarm signal (current sink); pulse out; external background subtract; and recorder output. RECORDER OUTPUT: Correlated to meter reading (adjustable to 1 volt at 1 mA) CALIBRATION CONTROLS: Accessible from back of instrument (protective cover provided ) HIGH VOLTAGE: Adjustable from 200 - 1500 volts (can be read on meter ) THRESHOLD: Adjustable from 10 - 100 mV 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: 95 - 135 VAC (178 - 240 VAC available), 50 - 60 Hz single phase (less than 100 mA), 6 volt sealed lead acid rechargeable battery (built in) BATTERY LIFE: Typically 50 hours (battery condition can be checked on meter ) BATTERY CHARGER: Battery is continuously trickle charged when instrument is connected to line power and turned on (optional external fast charger is available) METER: 2.5" (6.4 cm) arc, 1 mA analog type CONSTRUCTION: Cast and drawn aluminum with beige polyurethane enamel paint 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: 5" (12.7 cm)H X 8" (20.3 cm)W X 6" (15.2 cm)L WEIGHT: 4.2 lbs (1.9 kg)
For Alpha Detection For Beta Detection For Gamma Detection For Alpha/beta/gamma Detection Model 43-1* Model 43-2* Model 43-5* Model 43-65* Model 43-90* Model 44-7 Model 44-9 Model 44-88 Model 44-89 Model 44-94 Model 44-1* Model 44-6 Model 44-7 Model 44-9 Model 44-21 Model 44-38 Model 44-40 Model 44-88 Model 44-89 Model 44-94 Model 44-116* Model 44-2 Model 44-3 Model 44-6 Model 44-7 Model 44-9 Model 44-10 Model 44-17 Model 44-20 Model 44-21 Model 44-38 Model 133-2 Model 133-4 Model 133-6 Model 133-7 Model 133-8 Model 44-7 Model 44-9 Model 44-88 Model 44-89 Model 44-94
*For Mylar window scintillators it is strongly suggested that the optional overload indicator be used to better determine the presence of a light leak.
Common Meter Dials
202-096 0 - 500 cpm; 0 - 1.5 kV For Any Detector  202-642 0-660 cpm; 0-0.2 mR/hr For Model 44-9; 44-40; 44-88; 44-89; 44-94  202-704 0-660 cpm; 0-2 mSv/h For Model 44-9; 44-40; 44-88; 44-89; 44-94  202-420 0-420 cpm; 0-0.2 mR/hr For Model 44-7  202-861 0-420 cpm; 0-2 mSv/h For Model 44-7 202-698 0-0.5 mR/hr For Model 44-2
Accessories Replacement Parts Check Source Overload Indicator Relay Output Recorders Battery Charger Cable Meter Assembly Meter Movement Battery
Ordering Info.        Manual        Technical Info.
Return to ludlums.com Copyright © 2000 Ludlum Measurements, Inc. For comments or suggestions please contact webmaster at: mtruitt@ludlums.com Page last updated: April 2008