Neutron Survey Meter

Neutron Survey Meter [ TYPE : NSM741 ]

Technical Data
Radiation Detected Ambient Dose Equivalent H*(10) for Fast/Thermal neutron Radiation.
Detector 3He proportional detector surrounded by 9″ dia Polyethylene sphere, as moderator.
option: (a) Tubular detector :
Effective Volume: : 45 cm3.
Sensitivity : Approx. 30cpm/µSv/h.
Operating Voltage : 1000 – 1050V approx.
option : (b) Spherical detector :
Effective Volume : 64.57 cm3.
Sensitivity : Approx190cpm/µSv/h
Operating Voltage : 1450V approx.
Measurement Range(S) a) Countrate CPS, CPM (0-999999)
b) Doserate (0.1µSv/h to 10mSv/hr)
Neutron Dose Rate (0.1 µSv/h to 10mSv/h).
Alarm Provision for audio/visual alarms if Dose-rate exceeds pre-set level along with Chirps for Radiation events detected.
Energy Range 0.025ev to 15MeV.
Gamma Rejection Better than 0.1Sv/h in Neutron channel.
Calibration Accuracy Better than +/-10% with Am -Be source.
Data storage Can store up to 1000 data readings and stored data can be recalled back on to display.
Serial port (optional) Built-in serial port facilitates data downloading in to PC. Data communication software with connecting cable can be provide at extra cost as an additional option.
Control Buttons ON/OFF, START, STOP, PROG, STORE, INC & DEC are the SEVEN Control buttons provided on the instrument. The above buttons allow the user to program & operate the instruments in appropriate manner.
Power A rechargeable battery of 7.5V with 3000mAh capacity.
Weight <7.5 kgs along with Probe.
Carrying case for transport Available.