Model 200SB

The Overhoff Technology Corporation 200SB is a portable tritium survey monitor. The front panel features three controls, an ON - OFF - SAMPLE switch and the switch for setting the alarm level. Zero adjustment is unnecessary, the 200SB shows no zero drift over a temperature range of 0° C to +50° C.

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Availability: Commercially Available

sales@overhoff.com
+1 513 248 2400
1160 US Route 50
Milford, Ohio 45150-9705
USA
www.overhoff.com
Manufacturer
Overhoff Technology Corporation
Product Name
Model 200SB
Detection Category
Radiological/Nuclear
Detection Principle
Geiger-Muller Detectors;
Detection Method
Geiger-Muller Detectors;
Application
Survey Meter;
Product Model Number
200SB
Equipment Type
Instrument
Product Synopsis
The Overhoff Technology Corporation 200SB is a portable tritium survey monitor. The front panel features three controls, an ON - OFF - SAMPLE switch and the switch for setting the alarm level. Zero adjustment is unnecessary, the 200SB shows no zero drift over a temperature range of 0° C to +50° C.
Availability
Commercially Available
Technology Readiness Level (TRL)
9
User Feedback Sources
Indifferent/No user feedback
Dimensions
7.6 x 5.2 x 4.4 in (19 x 13 x 11 cm)
Weight
<5 lbs.; 23. kg
Power Requirements
Alkaline Battery; NiMH Battery; two “D” size batteries alkaline, carbon-zinc or NiCd,
Transportability
Handheld
Operating Conditions
0 to 40°C (32 to 104°F); 0 to 98% RH
Consumables
<$1,000/year; Dust Filter
Calibration Schedule
Yearly
Suggested Routine Maintenance
Gamma check, check flow rate, verify alarm functionality
Available Accessories
Transit case, jack for external power supply, sniffer hose
Data Analysis Support Equipment
None
Communications Interface
None
Expected Operational Life
1000 hour pump life
Shelf Life
>5 years
Unit Cost
$6,425.00
Maintenance Cost
None
Radiological Targets
Tritium, Gamma
Sample Introduction
Radioactive Particle
Sensitivity/Detection Limits
Ci; 10 µCi/m3
Known Interferents/Inhibitors
Radon
False Positive Rates
?10 % of reading, ?10 ?Ci /m3, whichever is greater
False Negative Rates
?10 % of reading, ?10 ?Ci /m3, whichever is greater
Start Up Time (From Cold Start To Sample Ready)
1 minute
Response Time (Sample Application To Output)
Continuous (<30 seconds); 3 seconds
Total Run Time
Continuous
Alarm Capability
Audible and visual
Software Control
None
Training Required
<1 day training
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