Model 3

Model 3 Survey Meter

Survey Meter

Survey meter with 44-9 Pancake Probe

4 Ranges
Utilizes G-M, or Scintillation Detectors
Typical Counting Range from 0 - 200 mR/hr, or 0 - 500,000 cpm
Greater Than 2000 Hour Battery Life

INDICATED USE: General purpose survey
COMPATIBLE DETECTORS: G-M, scintillation
METER DIAL: 0 - 2 mR/hr, or 0 - 5k cpm, BAT TEST (others available)
MULTIPLIERS: X0.1, X1, X10,X100
LINEARITY: Reading within ą10% 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 - 1500 volts
THRESHOLD: 30 mV ą 10 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: 2 each "D" cell batteries (housed in sealed compartment that is externally accessible)
BATTERY LIFE: Typically greater than 2000 hours with alkaline batteries (battery condition can be checked on meter)
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: 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

DS 051-003	survey meter
DS 051-003-9	survey meter w/ 44-9 probe
DS 051-003-3	survey meter with 44-3 probe

Common Meter Dials


202-002 0 - 5k cpm For Any Detector	202-608 0-6.6k cpm; 0-2 mR/hr For Model 44-9; 44-9-18; 44-40; 44-88; 44-89; 44-94	202-664 0-6.6k cpm; 0-20 mSv/h For Model 44-9; 44-9-18; 44-40; 44-88; 44-89; 44-94


202-627 0-2 mR/hr For Model 44-9; 44-9-18; 44-40; 44-88; 44-89; 44-94	202-889 0-20 mSv/h For Model 44-9; 44-9-18; 44-40; 44-88; 44-89; 44-94	202-330 0-4k cpm; 0-2 mR/hr For Model 44-7


202-676 0-4k cpm; 0-20 mSv/h For Model 44-7	202-085 0-2 mR/hr For Model 44-7	202-393 0-20 mSv/h For Model 44-7


202-084 0-2 mR/hr For Model 44-6; 44-38	202-379 0-20 mSv/h For Model 44-6; 44-38	202-241 0-2 mR/hr; 0-2.4k cpm For Model 44-6; 44-38


202-546 0-20 mSv/h; 0-2.4k cpm For Model 44-6; 44-38	202-654 0-50 mR/hr; 0 - 8.5k cpm For Model 44-2	202-666 0-50 mR/hr For Model 44-2


202-740 0-0.5 mSv/h For Model 44-2	202-212 0-5 mR/hr; 0-3500 cpm For Model 44-3(I-125)	202-570 0-50 mSv/h; 0-3.5k cpm For Model 44-3(I-125)


202-717 0-5 mR/hr For Model 44-10

Other common Ludlum Survey Meters

Model 2241	Digital version of the Model 3
Model 14C	For Nuclear Medicine Applications
Model 2401 P	Handheld, internal detector survey meter
14C Emergency Kit
2241 Emergency Kit
Model 375 Waste Monitor
375 Remote area monitoring

COMMONLY USED DETECTOR PROBES:

MODEL 44-2 - Gamma Scintillator
MODEL 44-3 - Low Energy Gamma Scintillator
MODEL 44-6 - Geiger-Muller Detector
MODEL 44-7 - End Window Geiger-Muller Detector
MODLE 44-9 - Pancake Geiger-Muller Detector
MODEL 44-38 - Energy Compensated Geiger-Muller Detector

AVAILABLE ACCESSORIES
Cables , Meter Dials, Check Source And Holder, Carrying Case, Overload Indicator, Scaler Option, Shoulder Strap