Survey Meters
Nuclear Dynamics Pty Ltd supplies Ludlum radiation survey meters in South Africa.
Portable survey meters for contamination checks, dose rate measurement and field monitoring, including ground and floor surveying equipment.
Browse Survey meters categories
Computerized Survey Meters
Ludlum Model 4404-16 Series
- Features
- Large Area Outdoor Survey Meter
- NaI Scintillator Detector
- Multi-Single-Channel Analyzers
- Data Logging Program
- Google Earth™ Compatible Files
Ludlum Model 4600 Series
- Features
- 1 to 12 Detector Single Channel Analyzer
- Supports G-M, Proportional & Scintillator Detectors
- Independently Adjustable HV, Threshold, Window, Scaler Count Time & Output Time for Each Channel
- HV Range: 0 to 1500 V or 0 to 2500 V
Data Loggers
Ludlum Model 2350-1
- Features
- 5-Range Digital Meter
- Supports GM, Proportional & Scintillator Detectors
- Stores 1000 Data Points
- Supports 16 Detector Setups
Ludlum Model 2360
- Features
- For Alpha-Beta Surveying
- 4-Range Analog Meter with Digital Scaler LCD
- Supports Alpha-Beta Proportional & Scintillator Detectors
- Stores 550 Data Points
Ludlum Model 3000
- Features
- Supports GM, Proportional & Scintillation Detectors
- Optional Data Logging Capability
Ludlum Model 3001
- Features
- Supports GM, Proportional & Scintillation Detectors
- Stores Up To 4 Detector Set-Ups
- Optional Data Logging Capability
Ludlum Model 3002
- Features
- Supports Alpha-Beta Proportional & Scintillation Detectors
- Includes Data Logging Capability
Ludlum Model 3003 Series
- Features
- Supports GM, Proportional, Scintillation & Neutron Detectors
- Stores Up To 4 Detector Set-Ups
- Internal Detector Option for Accumulated Dose
- Includes Data Logging Capability
Ludlum Model 3005
- Features
- Auto-Ranging Digital Meter
- Internal Energy-Compensated GM Detector
- Range: Background to 50 mSv/h (5 R/hr), others available
- Includes Data Logging Capability
Ludlum Model 3014
- Features
- Supports GM, Proportional & Scintillation Detectors
- Internal Detector for Accumulated Dose
- Data Logging Capability
- Single Channel Analyzer (SCA) Capable
Ludlum Model 3019
- Features
- Digital Meter
- Internal 2.5 x 1.9 cm (1 x 0.75 in.) CsI Scintillator Detector
- Sensitivity (137Cs): 17,500 cpm per µSv/h (175 cpm per µR/hr)
- Range: Background to 500 µSv/h (50 mR/hr)
- Alarms
Ludlum Model 3192
- Features
- Digital Meter
- Internal 5.1 x 2.5 cm (2 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 65,000 cpm per μSv/h (650 cpm per μR/hr)
- Range: Background to 50 μSv/h (0 to 5,000 μR/hr)
- Alarms
Extended Reach microR / microSv Meters
Ludlum Model 193-6
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of a 1.2 m (4 ft.) pole with Model 193 meter.
- Part Number
- 48-3063
Ludlum Model 30-6
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of an adjustable length pole with Model 30 meter. Pole adjustable from 111 to 161 cm (43.6 to 63.4 in.) with 11 different settings.
- Part Number
- 48-4195
Ludlum Model 3006
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of a 118 cm (46.5 in.) pole with Model 3000 Series meter.
- Part Number
- 48-4284
Friskers
Ludlum Model 26-1 Series
- Features
- Pancake GM Detector
- Units: cps, cpm, µSv/h, mR/hr, dpm, Bq
- Dose Equivalent Filter Option
Ludlum Model 26-3
- Features
- Pancake GM Detector
- Units: cps, cpm, µSv/h, mR/hr, dpm, Bq
- Dead-Time Correction Allowing Gamma Measurements up to 1000 mR/hr (1999 µSv/h)
Geiger Counters
Ludlum Model 3005
- Features
- Auto-Ranging Digital Meter
- Internal Energy-Compensated GM Detector
- Range: Background to 50 mSv/h (5 R/hr), others available
- Includes Data Logging Capability
Ludlum Model 5
- Features
- 5-Range Analog Meter
- Two Internal Energy-Compensated GM Detectors
- Range: 0 to 20 mSv/h (0 to 2000 mR/hr)
Ludlum Model 6
- Features
- 3-Range Analog Meter
- Internal Energy-Compensated GM Detector
- Range: 0 to 10 mSv/h (0 to 1000 mR/hr)
General Purpose - Analog
Ludlum Model 12
- Features
- 4-Range Analog Survey Meter
- Supports GM, Proportional & Scintillation Detectors
Ludlum Model 14C
- Features
- 5-Range Analog Survey Meter
- Operates Two Detectors
- Internal: GM Detector (0 - 2000 mR/hr)
- External: Supports GM & Scintillation Detectors
Ludlum Model 16
- Features
- 4-Range Analog Survey Meter
- Supports GM, Proportional & Scintillation Detectors
- Adjustable Window
Ludlum Model 18
- Features
- 4-Range Analog Survey Meter
- Supports GM, Proportional & Scintillation Detectors
- Adjustable Window
- 3 Detector Setups
Ludlum Model 2402
- Features
- 3-Range Analog Meter
- Supports GM & Scintillation Detectors
- Alarm
Ludlum Model 3A
- Features
- 4-Range Analog Survey Meter
- Supports GM & Scintillation Detectors
- Alarm
General Purpose - Digital
Ludlum Model 30
- Features
- Attaches to Detector Allowing One-Handed Operation
- Supports GM, Proportional & Scintillation Detectors
Ludlum Model 3000
- Features
- Supports GM, Proportional & Scintillation Detectors
- Optional Data Logging Capability
Ludlum Model 3001
- Features
- Supports GM, Proportional & Scintillation Detectors
- Stores Up To 4 Detector Set-Ups
- Optional Data Logging Capability
Ludlum Model 3002
- Features
- Supports Alpha-Beta Proportional & Scintillation Detectors
- Includes Data Logging Capability
Ludlum Model 3003 Series
- Features
- Supports GM, Proportional, Scintillation & Neutron Detectors
- Stores Up To 4 Detector Set-Ups
- Internal Detector Option for Accumulated Dose
- Includes Data Logging Capability
Ludlum Model 3014
- Features
- Supports GM, Proportional & Scintillation Detectors
- Internal Detector for Accumulated Dose
- Data Logging Capability
- Single Channel Analyzer (SCA) Capable
Ludlum Model 35
- Features
- Vehicle Mounted Digital Survey Meter
- Supports GM, Proportional & Scintillation Detectors
Ground/Floor Surveying Instruments
Ludlum Model 30 with Telescoping Pole
- Description
- Digital Meter Attached to Telescoping Pole Can be used with various GM and scintillation detectors Pole lengths:
- 1.2 to 2.4 m (4 to 8 ft.) [PN 4498-865]
- 1.8 to 3.7 m (6 to 12 ft.) [PN 4498-865-1]
- Digital Meter Attached to Telescoping Pole Can be used with various GM and scintillation detectors Pole lengths:
- Part Number
- 48-4108 (Model 30)
Ludlum Model 44-10 with Cane
- Description
- Option to attach the Model 44-10 to a walking cane
- Part Number
- 4525-1109
Ludlum Model 44-10 with Extension Handle
- Description
- Adjustable length handle option for the Model 44-10
- Part Number
- 4002-1159
Ludlum Model 44-213 Ground Stand
- Description
- Stand option for Model 44-213 FIDLER detector
- Part Number
- 2574-102
Ludlum Model 193-6
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of a 1.2 m (4 ft.) pole with Model 193 meter.
- Part Number
- 48-3063
Ludlum Model 239-1F Series
- Description
- Alpha-Beta Floor Monitor Large area gas proportional detector, either Model 43-37 or Model 43-37-1, mounted on a roll-around cart. Configurations:
- With Model 12 Meter and Model 43-37 Detector
- With Model 2221 Scaler-Ratemeter and Model 43-37 Detector
- With Model 2224-1 Scaler-Ratemeter and Model 43-37-1 Detector
- With Model 2350-1 Data Logger and Model 43-37 Detector
- With Model 2360 Data Logger and Model 43-37 Detector
- Alpha-Beta Floor Monitor Large area gas proportional detector, either Model 43-37 or Model 43-37-1, mounted on a roll-around cart. Configurations:
- Part Number
- 48-1702
- 48-2085
- 48-2748
- 48-2594
- 48-2922
Ludlum Model 240 Series
- Description
- Alpha-Beta Floor and Wall Monitor Includes up to 12 gas proportional or scintillation detectors for surveying large areas mounted on a roll-around cart. Configurations:
- Model 240 Gas Proportional Floor and Wall Monitor
- Model 240S Scintillation Floor and Wall Monitor
- Model 240-1 Gas Proportional Floor Monitor
- Model 240S-1 Scintillation Floor Monitor
- Alpha-Beta Floor and Wall Monitor Includes up to 12 gas proportional or scintillation detectors for surveying large areas mounted on a roll-around cart. Configurations:
- Part Number
- 48-3956
- 48-4131
- 48-4122
- 48-4132
Ludlum Model 30-6
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of an adjustable length pole with Model 30 meter. Pole adjustable from 111 to 161 cm (43.6 to 63.4 in.) with 11 different settings.
- Part Number
- 48-4195
Ludlum Model 3002/FM Series
- Description
- Alpha-Beta Floor Monitor Includes two alpha-beta scintillation detectors and Model 3002 meter. Configurations:
- Model 3002/FM1: 2 ea. Model 43-147 detectors arranged with 22.4 cm (8.8 in.) total window width
- Model 3002/FM2: 2 ea. Model 43-147 detectors arranged with 40.9 cm (16.1 in.) total window width
- Model 3002/FM3: 2 ea. Model 43-204 detectors arranged with 65.7 cm (25.9 in.) total window width
- Alpha-Beta Floor Monitor Includes two alpha-beta scintillation detectors and Model 3002 meter. Configurations:
- Part Number
- 48-4037-1
- 48-4037-2
- 48-4037-3
Ludlum Model 3006
- Description
- Extended Reach Gamma microR Survey Meter 15.2 x 2.5 cm (6 x 1 in.) plastic scintillator detector mounted to end of a 118 cm (46.5 in.) pole with Model 3000 Series meter.
- Part Number
- 48-4284
Ludlum Model 239-BW
- Description
- Roll-around cart for large area detector (detector not included) Variant of Model 239-1F with larger wheels Compatible Detectors:
- Model 43-37 Large Area Gas Proportional Detector
- Model 43-37-1 Large Area Gas Proportional Detector
- Model 44-122-1 Large Area GM Detector (12 pancake GMs)
- Model 44-122-2 Large Area GM Detector (36 pancake GMs)
- Roll-around cart for large area detector (detector not included) Variant of Model 239-1F with larger wheels Compatible Detectors:
- Part Number
- 48-3178
Ludlum Model 44-122-3
- Description
- Large Area Alpha-Beta-Gamma Pancake GM Detector 5 pancake GM detector array with wheels
- Product Manual
- Large Area Alpha-Beta-Gamma Pancake GM Detector 5 pancake GM detector array with wheels
- Part Number
- 47-4218
Ludlum Model 43-57-1
- Description
- Large Area Alpha-Beta Gas Proportional Detector Variant of Model 43-37 with larger area and wheels
- Part Number
- 47-4085
Ludlum Model 43-37-2
- Description
- Large Area Alpha-Beta Gas Proportional Detector Variant of Model 43-37 with wheels
- Part Number
- 47-2314
Ion Chambers
Ludlum Model 9-3
- Features
- 5-Range Analog Meter
- Range: 0 to 500 mSv/h (0 to 50 R/h)
- Temperature Compensated
- Retractable Beta Shield
Ludlum Model 9-4
- Features
- 5-Range Analog Meter
- Range: 0 to 500 mSv/h (0 to 50 R/hr)
- Temperature & Pressure Compensated
- Retractable Beta Shield
Ludlum Model 9-4RF
- Features
- RF Immunity
- 5-Range Analog Meter
- Range: 0 to 500 mSv/h (0 to 50 R/hr)
- Temperature & Pressure Compensated
- Retractable Beta Shield
Ludlum Model 9-7
- Features
- Digital Meter
- Display Range: 0.001 R/hr to 19.99 kR/hr
- Four Available Detectors
- Replacement for Eberline Model RO-7
Ludlum Model 9-7S
- Features
- Digital Meter
- 1.1 to 3.8 m (3.7 to 12.6 ft.) Telescoping Stainless Steel Pole
- Display Range: 0.001 R/hr to 19.99 kR/hr
- Four Available Detectors
Ludlum Model 9DP
- Features
- Color LCD Digital Meter
- Range: Background to 50 mSv/h (5 R/hr)
- Chamber Pressure: 9 atm (122 psig)
Ludlum Model 9DP-1
- Features
- Color LCD Digital Meter
- Range: 2 µSv/h to 500 mSv/h (200 µR/hr to 50 R/hr)
- Chamber Pressure: 2.5 atm (22 psig) [Non-HAZMAT]
Ludlum Model 9DP-1*
- Features
- Color LCD Digital Meter
- Range: 2 µSv/h to 500 mSv/h (200 µR/hr to 50 R/hr)
- Chamber Pressure: 2.5 atm (22 psig) [Non-HAZMAT]
- Provides ICRU-Based Ambient Dose Measurements
Ludlum Model 9DP*
- Features
- Color LCD Digital Meter
- Range: Background to 50 mSv/h (5 R/hr)
- Chamber Pressure: 9 atm (122 psig)
- Provides ICRU-Based Ambient Dose Equivalent Measurements
microR / microSv Meters
Ludlum Model 12S
- Features
- 4-Range Analog Meter
- Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 175 cpm per µR/hr
- Range: 0 to 3000 µR/hr
Ludlum Model 12SA
- Features
- 4-Range Analog Meter
- Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 175 cpm per µR/hr
- Range: 0 to 3000 µR/hr
- Alarm
Ludlum Model 19
- Features
- Linear Analog Meter
- 5 Selectable Ranges
- Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 175 cpm per µR/hr
- Range: 0 to 5000 µR/hr
Ludlum Model 192
- Features
- 4-Range Analog Meter
- Internal 5.1 x 2.5 cm (2 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 650 cpm per µR/hr
- Range: 0 to 50 µSv/h (0 to 5000 µR/hr)
- Dual Action Alarm
Ludlum Model 193
- Features
- 4-Range Analog Meter
- Supports Gamma Scintillator Detectors
- Dual Action Alarm
- Four Linear Ranges
Ludlum Model 19A
- Features
- Logarithmic Analog Meter
- Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 17,500 cpm per µSv/h (175 cpm per µR/hr)
- Range: 0 to 5 µSv/h (0 to 500 µR/hr)
- Alarm
Ludlum Model 2401-S
- Features
- Low-Level Gamma & X-Ray Survey
- 3-Range Analog Meter
- Internal 18 mm dia. CsI Scintillator Detector
- Sensitivity (137Cs): 100 cpm per µR/hr
- Range: 0 to 50 µSv/h (0 to 5000 µR/hr)
- Alarm
Ludlum Model 3019
- Features
- Digital Meter
- Internal 2.5 x 1.9 cm (1 x 0.75 in.) CsI Scintillator Detector
- Sensitivity (137Cs): 17,500 cpm per µSv/h (175 cpm per µR/hr)
- Range: Background to 500 µSv/h (50 mR/hr)
- Alarms
Ludlum Model 3192
- Features
- Digital Meter
- Internal 5.1 x 2.5 cm (2 x 1 in.) NaI Scintillator Detector
- Sensitivity (137Cs): 65,000 cpm per μSv/h (650 cpm per μR/hr)
- Range: Background to 50 μSv/h (0 to 5,000 μR/hr)
- Alarms
Neutron Meters
Ludlum Model 12-4
- Features
- 4-Range Analog Meter
- Model 42-31H 3He Proportional Detector
- Moderator: 22.9 cm (9.0 in.) dia.
- Sensitivity (241AmBe): 10,000 cpm per mSv/h (100 cpm per mrem/hr)
- Range: 0 to 100 mSv/h (0 to 10,000 mrem/hr)
Ludlum Model 12-4-7
- Features
- 4-Range Analog Meter
- Moderator: 19.5 cm (7.7 in.) dia.
- Sensitivity (241AmBe): 10 cpm per µSv/h (100 cpm per mrem/hr)
- Range: 0 to 100 mSv/h (0 to 10,000 mrem/hr)
Ludlum Model 15
- Features
- Neutron and Alpha-Beta-Gamma Detection
- 4-Range Analog Meter
- Model 42-14H 3He Proportional Detector
- Sensitivity (241AmBe): 55 cpm per mrem/hr
- Model 44-7 End-Window GM Detector
- Sensitivity (137Cs): 2100 cpm per mR/hr
- Range: 0 to 500,000 cpm
Ludlum Model 2241-4
- Features
- Digital Scaler-Ratemeter
- Model 42-31H 3He Proportional Detector
- Moderator: 22.9 cm (9.0 in.) dia.
- Sensitivity (241AmBe): 30 cpm per mrem/hr
- Range: 0 to 100 mSv/h (0 to 10,000 mrem/hr)
Ludlum Model 2363 with Model 42-41L
- Features
- Neutron and Gamma Detection
- Analog + Digital Scaler-Ratemeter
- External Model 42-41L PRESCILA Detector
- Neutron Sensitivity: 350 cpm per mrem/hr
- Range: 0.1 mrem/hr to 1 rem/hr
- Internal GM Detector
- Gamma Sensitivity: 1000 cpm per mR/hr
- Range: 1 µSv/h to 10 m Sv/h (0.1 mR/hr to 1 R/hr)
Ludlum Model 30-4
- Features
- Digital Meter
- 3He Proportional Detector
- Moderator: 22.9 cm (9.0 in.) dia.
- Sensitivity (241AmBe): 10 cpm per µSv/h (100 cpm per mrem/hr)
- Range: 0 to 99.9 mSv/h (0 to 9.99 rem/hr)
Ludlum Model 30-7 Series
- Features
- Digital Meter
- 3He Proportional Detector
- Moderator: 19.5 cm (7.7 in.) dia.
- Sensitivity (241AmBe): 4.5 cpm per µSv/h (45 cpm per mrem/hr) or 10 cpm per µSv/h (100 cpm per mrem/hr)
- Range: 0 to 99.9 mSv/h (0 to 9.99 rem/hr)
Ludlum Model 3004 Series
- Features
- Digital Meter
- 3He Proportional Detector
- Moderator: 22.9 cm (9,0 in.) dia.
- Sensitivity (241AmBe): 10 cpm per μSv/h (100 cpm per mrem/hr)
- Range: 0 to 100 mSv/h (0 to 10,000 rem/hr)
- Internal Detector Option for Exposure/Dose Measurements
Ludlum Model 3007 Series
- Features
- Digital Meter
- 3He Proportional Detector
- Moderator: 19.5 cm (7.7 in.) dia.
- Sensitivity (241AmBe): 4.5 cpm per µSv/h (45 cpm per mrem/hr) or 10 cpm per µSv/h (100 cpm per mrem/hr)
- Range: 0 to 100 mSv/h (0 to 10,000 rem/hr)
- Internal Detector Option for Exposure/Dose Measurements
Ludlum Model 3014 with Model 42-41L
- Features
- Neutron and Gamma Detection
- Digital Meter
- External Model 42-41L PRESCILA Detector
- Neutron Sensitivity: 35 cpm per µSv/h (350 cpm per mrem/h)
- Range: 1 µSv/h to 10 mSv/h (0.1 mrem/hr to 1 rem/hr)
- Internal GM Detector
- Gamma Sensitivity: 100 cpm per µSv/h (1000 cpm per mR/hr)
- Range: Background to 50 mSv/h (5 R/hr)
Ludlum Model 375-31H
- Detector Type
- External 3He Tube with 22.9 cm (9 in.) diameter moderator
- Linear Range
- 0 to 100 mSv/h (0 to 10 rem/hr)
- Features
- Digital Area Monitor
- 3He Proportional Detector
- Moderator: 22.9 cm (9.0 in.) dia.
- Sensitivity: 10,000 cpm per mSv/h (100 cpm per mrem/hr)
- Range: 0 to 100 mSv/h (0 to 10 rem/hr)
Pocket-Size Meters
Ludlum Model 2401-EC
- Features
- Gamma Survey
- 3-Range Analog Meter
- Internal Energy-Compensated GM Detector
- Sensitivity (137Cs): 1050 cpm per mR/hr
- Range:
- 0 to 200 mR/hr
- 0 to 210,000 cpm
Ludlum Model 2401-EC2
- Features
- Gamma Survey
- 3-Range Analog Meter
- Internal Energy-Compensated GM Detector
- Sensitivity (137Cs): 100 cpm per mR/hr
- Range: 0 to 2 R/hr
Ludlum Model 2401-EC2A
- Features
- Gamma Survey
- 3-Range Analog Meter
- Internal Energy-Compensated GM Detector
- Sensitivity (137Cs): 120 cpm per mR/hr
- Range: 0 to 200 µSv/h (0 to 2 R/hr)
- Alarm
Ludlum Model 2401-ECA
- Features
- Gamma Survey
- 3-Range Analog Meter
- Internal Energy-Compensated GM Detector
- Sensitivity (137Cs): 1050 cpm per mR/hr
- Range:
- 0 to 200 mR/hr
- 0 to 210,000 cpm
- Alarm
Ludlum Model 2401-EW
- Features
- Alpha-Beta-Gamma Survey
- 3-Range Analog Meter
- Internal End-Window GM Detector
- Sensitivity (137Cs): 1050 cpm per mR/hr
- Range:
- 0 to 200 mR/hr
- 0 to 210,000 cpm
Ludlum Model 2401-EWA
- Features
- Alpha-Beta-Gamma Survey
- 3-Range Analog Meter
- Internal End-Window GM Detector
- Sensitivity (137Cs): 1050 cpm per mR/hr
- Range:
- 0 to 200 mR/hr
- 0 to 210,000 cpm
- Alarm
Ludlum Model 2401-P
- Features
- Alpha-Beta-Gamma Survey
- 3-Range Analog Meter
- Internal Pancake GM Detector
- Sensitivity (137Cs): 3300 cpm per mR/hr
- Range: Meter Face Dependent
Ludlum Model 2401-P DOSE
- Features
- Alpha-Beta-Gamma Survey
- 3-Range Analog Meter
- Internal Pancake GM Detector
- Sensitivity (137Cs): 3300 cpm per mR/hr
- Range: 0 to 15 mSv/h
- Dose Equivalent Filter
Ludlum Model 2401-S
- Features
- Low-Level Gamma & X-Ray Survey
- 3-Range Analog Meter
- Internal 18 mm dia. CsI Scintillator Detector
- Sensitivity (137Cs): 100 cpm per µR/hr
- Range: 0 to 50 µSv/h (0 to 5000 µR/hr)
- Alarm
Ludlum Model 2402
- Features
- 3-Range Analog Meter
- Supports GM & Scintillation Detectors
- Alarm
Scaler-Ratemeters
Ludlum Model 2241
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillation Detectors
- RS-232 Port
Ludlum Model 2241-2
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillator Detectors
- Can Store Up To 2 Detector Set-Ups
- RS-232 Port
Ludlum Model 2241-2i
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillator Detectors
- Internal Energy-Compensated GM Detector
- Range: Up To 10 R/hr
- Can Store Up To 2 Detector Set-Ups
- RS-232 Port
Ludlum Model 2241-2i/2
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillator Detectors
- Internal Energy-Compensated GM Detector
- Range: Up To 1 R/hr
- Can Store Up To 2 Detector Set-Ups
- RS-232 Port
Ludlum Model 2241-3
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillation Detectors
- Can Store Up To 4 Detector Set-Ups
- RS-232 Port
Ludlum Model 2241-3i
- Features
- Auto-Ranging Digital Meter
- Supports GM, Proportional & Scintillator Detectors
- Internal Energy-Compensated GM Detector
- Range: Up To 10 R/hr
- Can Store Up To 4 Detector Set-Ups
- RS-232 Port
Ludlum Model 2242
- Features
- Gamma Survey Digital Meter
- 2 Internal Energy-Compensated GM Detectors
- Range: 0.1 mR/hr to 999.9 R/hr
Specialized Meters
Ludlum Model 194
- Features
- Energy-Flat Dose Equivalent Rate Meter
- Digital Display
- Internal Plastic Scintillator Detector
- Low Range: Background to 19.99 µSv/h (1999 µrem/hr)
- High Range: 1 to 1999 µSv/h (0.1 to 199.9 mrem/hr)
- Extended Version with Low-Energy Window
Ludlum Model 195 with Model 43-132
- Features
- Alpha Survey
- Model 195 Digital Meter
- External Model 43-132 Alpha Ion Chamber Detector
Ludlum Model 3-97
- Features
- Gamma Survey
- 4-Range Analog Meter
- Internal NaI(Tl) Scintillator Detector
- Sensitivity (137Cs): 175 cpm per µR/hr
- External Model 44-38 GM Detector
- Sensitivity (137Cs): 1200 cpm per mR/hr
- Range: 0 µR/hr to 200 mR/hr
Ludlum Model 3-98
- Features
- 125I & Alpha-Beta-Gamma Survey
- 4-Range Analog Meter
- Internal Pancake GM Detector
- Sensitivity (137Cs): 3300 cpm per mR/hr
- External Model 44-3 NaI(Tl) Scintillator Detector
- Sensitivity (125I): 675 cpm per µR/hr
- Range: 0 to 500 kcpm
Stretch Scopes
Ludlum Model 3078 Series
- Features
- Digital Meter
- Extends to 4.7 m (15.3 ft.)
- Two External Energy-Compensated GM Detectors
- Version with Internal Energy-Compensated GM Detector
- Range: 1 µSv/h to 10 Sv/h (0.1 mR/hr to 1000 R/hr)
Ludlum Model 78
- Features
- Analog + Digital Meter
- Extends to 3.6 m (12 ft.)
- 2 Energy-Compensated GM Detectors
- Range: 0.1 mR/hr to 1000 R/hr
Ludlum Model 78-1
- Features
- Analog + Digital Meter
- Extends to 3.6 m (12 ft.)
- 2 Energy-Compensated GM Detectors
- Range: 0.1 µSv/hr to 9999 mSv/hr
Ludlum Model 78-6
- Features
- Analog + Digital Meter
- Extends to 3.6 m (12 ft.)
- NaI(Tl) Scintillator Detector
- Range: 0.01 to 50 µSv/h (1 to 5000 µR/hr)
Ludlum Model 79
- Features
- Digital Meter
- Extends to 4.5 m (14.75 ft.)
- Energy-Compensated GM Detector
- Range: 10 µSv/h to 10 Sv/h (1 mR/hr to 1000 R/hr)
Ludlum Model 79/1
- Features
- Digital Meter
- Extends to 4.5 m (14.75 ft.)
- CsI(Tl) Scintillator Detector
- Range: 0.01 µSv/h to 500 µSv/h (1 µR/hr to 50 mR/hr)
Ludlum Model 79/2
- Features
- Digital Meter
- Extends to 4.5 m (14.75 ft.)
- Internal Energy-Compensated GM
- Range: 0.001 mSv/h to 0.04 Sv/h (0.1 mR/hr to 4 R/hr)
Ludlum Model 9-7S
- Features
- Digital Meter
- 1.1 to 3.8 m (3.7 to 12.6 ft.) Telescoping Stainless Steel Pole
- Display Range: 0.001 R/hr to 19.99 kR/hr
- Four Available Detectors