SURFACE MONITOR/SEARCH TOOL

Model # TBM-6SP-ST

FEATURES: TWO SEPARATE DETECTORS: EXTERNAL - SCINTILLATOR 1'' x 1'' NaI(Tl) INTERNAL - PANCAKE GEIGER LIGHTWEIGHT - FITS IN YOUR BRIEFCASE DESCRIPTION: The TBM-6SP-ST features an internally mounted 2 inch pancake GM detector with window looking downward from bottom of case and an External Model PGS-3 1'' x 1'' scintillation probe for use as a Gamma Search Tool and µ R Meter. A sliding shield protects pancake detector when not in use. This system is half the weight of other systems. SPECIFICATIONS: Meter: Rugged, recessed 2-1/2'' meter. Range Switch Positions: Off; Battery Test; X1; X10; X100; X1,000.

TBM-6SP-ST

• Ranges: 4 linear ranges for each detector: 0-500; 5,000; 50,000; 500,000 cpm for external and 0-0.15; 1.5; 15; 150 mR/hr. for internal detector. Other scales and overlays available: Sieverts, etc.
• Detector Switch (Toggle): Internal (pancake), External (scintillator)
• Time Constant Switch: Fast, Slow (approx. 2 & 11 sec.)
• Detectors: 2'' O.D. Pancake Geiger for internal and PGS-3 1'' diameter by 1'' thick crystal scintillation probe with 40'' removable cable for external. Nal(Tl) crystal standard. Optional BGO crystal .
• Efficiency:

  BETA Pancake	C14	40%	P32	98%	Exclusive of any geometry factor
  GAMMA	I131	77%	Co60	38%	Exclusive of any geometry factor
  Scintillation	Tc99m	99%	Cs137	50%	Exclusive of any geometry factor

• Calibration: Single master Cal Pot for each detector, plus individual Cal Pot for each scale. Pots adjust from outside case.
• Power: 9V Transistor battery (Eveready E1220 or equivalent). Battery life - 100 hrs. norm. operation.
• Dimensions: 3'' wide x 5-1/4'' long x 2-1/4'' deep. (7.6 cm x 13.3 cm x 6 cm).Excluding External Probe.
• Total Weight: 2.5 lbs. (including probe and battery)
• Shipping Weight: 4.4 lbs.
  

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