RASM-100 Post Accident Measurement Device

The RASM-100 post accident measurement device is an ionization chamber type Y radiation measurement device with a wide range, high temperature resistance, radiation resistance, shock and vibration resistance, and meets military standard electromagnetic compatibility requirements. It is used to measure the radiation field during reactor operation, accidents, and post accidents, as well as for radiation measurement in general environments. This product has passed the achievement appraisal of China National Nuclear Corporation and won the second prize for scientific and technological progress of the National Nuclear Corporation.

1. Working temperature: 0-207 ° C □ Impact acceleration resistance: 10g

2. Measurement range:

A型： 3.6x102〜3.6xl08uGy/h

B 型： 3.6〜3.6xl06uGy/h

C 型： 3.6xl02Gy/h〜3.6xl010uGy/h

3. Y-ray energy range: 400keV~7.lMeV (type A, B)

80 keV~7.lMeV (C-type)

4. Error: The Y radiation dose error for 6Co or l37Cs is less than ± 20%.

5. Equipment enclosure protection level IP65 □ Reliability: MTBF (mean time between failures) 25000h □ Maintainability: MTTR (mean time to repair) ^ 0.5h

According to the method specified in GJB152A, the electromagnetic compatibility has passed all tests, including:

CEl0l、CEl02、CSl0l、CSl06、CSl09、CSll4、CSll6、REl0l、REl02、

RS101、 RS103

7. Size: Diameter 290x420mm (chassis diameter x height) (Type A, Type B)

Diameter 133x355 mm (chassis diameter x height) (Type C)

8. Weight: Approximately 16kg (excluding cables and mounting brackets)

Environmental adaptability

The device can work normally under the following environmental conditions:

9. Working temperature: 0-207 ° C □ Impact resistance acceleration: 10g □ Humidity: 95% (temperature of 45 ° C), with condensation □ Salt spray, oil spray, mold □ Impact, vibration □ Tilt, sway:

① Roll ± 45 °, with a period of 3s to 14s

② Tilt ± 15 °

③ Pitch ± 15 °

④ Longitudinal tilt ± 10 °

10. High temperature resistance, radiation resistance, impact vibration resistance, wide range □ The power circuit of the detection device adopts overvoltage protection, overcurrent protection, and surge protection measures. 11. The detection device adopts a sealed stainless steel shell to ensure the integrity of internal electromagnetic shielding □ The equipment is designed as Class II intrinsically safe instruments for factory use □ Meets the electromagnetic compatibility requirements of GJB152A

【 Application Fields 】

Mainly used for nuclear power plant reactors and other nuclear power facility reactors during operation, accidents, and after accidents

High dose Yafu field monitoring and Yafu field monitoring in general environments