50331

Gamma compensated neutron ionization chamber

General Specifications

MAXIMUM LENGTH (INCH/MM) 11.81/299.97
MAXIMUM DIAMETER (INCH/MM) 2.0/50.8
EFFECTIVE LENGTH (INCH/MM) 9.0/228.6
CATHODE MATERIAL (INTERNAL/EXTERNAL) Aluminum
FILL GAS Nitrogen
FILL PRESSURE (TORR) 760
EFFECTIVE VOLUME (CM³) 225.0
OUTER CASING MATERIAL Aluminum
ANODE CONNECTOR MHV
CATHODE CONNECTOR MHV
GUARD CONNECTOR N/A

Operating Characteristics

RECOMMENDED OPERATING VOLTAGE (VOLTS) 500
OPERATING TEMPERATURE RANGE °C -50 to +100
NEUTRON SENSITIVITY (AMPS/NV) 4.0E-14
NEUTRON FLUX RANGE (NV) 2.5E2 to 2.5E10
MAXIMUM OPERATING VOLTAGE (VOLTS) 800
GAMMA SENSITIVITY (A/R/HR - Cs-137) 1.0E-11
RESISTANCE - SIGNAL ELECTRODE TO CATHODE (OHMS) >1.0E13
RESISTANCE - GUARD ELECTRODE TO CATHODE (OHMS) >1.0E10
INTERNAL TEST SOURCE CURRENT (AMPS) 1.5 - 4.5E-11

Neutron Sensitive Material

COATING MATERIAL B10
ENRICHMENT (%) 96
COATED THICKNESS (MG/CM²) 1
COATED AREA (CM²) 240