With over 20,000 devices deployed globally, the identiFINDER® R400 is the most widely deployed handheld radionuclide identification device (RID) in the world. It is used to detect, locate, measure, and identify radioactive sources and produces rapid visible, audible, and tactile alerts that expedite response measures. The identiFINDER R400 provides operators the ideal balance of size and weight for a wide variety of monitoring scenarios including all-purpose surveying, emergency response, and environmental monitoring.
| Technology | Radionuclide identification device (RID) |
| Product Variants | Product Variants NG1 , NGH2 , UW-NG3 , UW-NGH4 , LG5 , LGH6 , UW-LG7 , UW-LGH8 , T19 , T210 |
| Product Variants NG1 , NGH2 , UW-NG3 , UW-NGH4 , LG5 , LGH6 , UW-LG7 , UW-LGH8 , T19 , T210 Gamma (Nal) 1-4 | 35 x 51 mm |
| Gamma (NaI) Tungsten Shielded 9, 10 | 23 x 21 mm Tungsten shielded |
| Gamma (LaBr3) 5-8 | 30 x 30 mm |
| Neutrons (He-3) 2,4,6,8,10 | 15 x 54 mm |
| Gamma (High Dose Rate) | Geiger-Müller tube |
| Energy Range (Gamma) | 20 keV - 3 MeV |
| Gamma Spectrum | 1024 channels; 3 MeV |
| Dose Rate / Accuracy (Cs-137) | 0 nSv/h - 500.00 mSv/h (0 nrem/h - 50.0 rem/h); ±30 % |
| Scintillator Dose Rate Range | 0 nSv/h - 500 μSv/h (0 nrem/h - 50 mrem/h) |
| Geiger-Müller Dose Rate Range | 100 μSv/h - 1 Sv/h (10 mrem/h - 100 rem/h) |
| Dose Range | 0 nSv - 1 Sv (0 nrem - 100 rem) |
| Neutron Sensitivity 2,4,6,8,10, 14 | 2.6 cps/nv; ±20 % |
| Sample Introduction | Absorption of EM gamma emissions |
| Threats | Detects gamma and neutron radiation emitted from natural occurrences in the environment, special nuclear material, industrial, or medical material |
| Display & Alerts | Transflective color LCD |
| Communication | USB - 1, 2, 5, 6, 9, 10 LEMO Series K socket - 3, 4, 7, 8 |
| Input Voltage | 100-240 VAC (wall and car adapters and USB cable supplied) |
| Battery Specs | -Either rechargeable NiMH or 4x AA pack (supplied); ≥8h operational battery life; recharge ≤4h when using AC; recharge >4h when using USB |
| Cold Start Time | <2 mins from cold start |
| Operating Temperature | (-20 to 50 °C) |
| Operating Humidity | 10 to 80% 1, 2, 5, 6, 9, 10 100% 3, 4, 7, 8 |
| Storage Temperature | (-10 to 35 °C) |
| Dimensions (L x W x H) | (9.4 x 26.9 x 8.1 cm) - with battery |
| Weight | (≤1.5 kg) |
| Enclosure & Protection | Aluminum housing; protection rating IP53 according to IEC 60529 variants 1,2,5,6,9,10 ; protection rating IP68 according to IEC 60529 variants 3,4,7,8 ; 10 m; 8 h |
