Industrial Nuclear Co. Gamma Alarm Model P

Industrial Nuclear Co. Gamma Alarm Model P

Industrial Nuclear Co., INC
Gamma Radiation Monitor Model-P


The INC Model-P is a radiation area monitor designed to alert personnel to radiation exceeding selected levels. This alarm system provides indications of radiation levels in areas such as transportation docks, storage sites, nuclear medicine facilities, laboratories, industrial centers and radiography installations.

When the radiation intensity exceeds a pre-set level, the green light goes out and the red light and buzzer begin to flash at a one second rate. The alarm is pre-set to trip at 2 mR/hr (user adjustable). Both the high voltage supply for the Geiger tubes as well as the low voltage power supply employs voltage regulation for maximum stability.

The sensitivity adjustment is the control mounted on the printed circuit board (screwdriver adjustable). Turning this control Clockwise increases the sensitivity. Disconnect power before removing cover for adjustment.

Wall Mount:
Remove the cover and screw the hardware into the wall through the large mounting holes at each end of the box.

Spare Lamps:
Two spare lamps and a spare fuse are located inside the alarm box.


  • External lights: up to 500 Watts*
  • Fuse: 3AG (5 amps)
  • Alarm trip adjustment range: 2 - 35 mR/hr
  • Line voltage range: 105 - 125 Volts AC
  • Temperature range: 20° F to 110°F / -7°C to 43°C
  • Response time (at 20 mR/hr): .3 seconds
  • Recovery time: 5 seconds
  • No signal power consumption: 5 watts

*For incandescent bulbs, motors, buzzers, bells, mechanical indicators, etc. Connection for these external lights are at the bottom of the alarm box.

Description Part # Saved Price Select Option Add to
Gamma Alarm, Model P RS-INC-GA91 $780.00