Radiation Measurement Instruments
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| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | AMB 8057 |
| Frequency Range (E-field) | 100 kHz – 3 GHz |
| Frequency Range (H-field) | 10 Hz – 5 kHz |
| Data Storage Capacity | Up to 338 days @ 15-min intervals (3-band mode) |
| Sampling Interval | 3 seconds (simultaneous multi-band acquisition) |
| Communication | Dual-mode GSM/GPRS + RS-232C |
| Power Supply | Integrated Li-ion battery (3.6 V, 13 Ah) with solar panel (4 V, 2.5 Ah lead-acid backup) |
| Operating Temperature | −10 °C to +50 °C |
| Ingress Protection | IP54 |
| Data Capture Rate | ≥99% |
| Alarm Triggers | Field strength exceedance, memory full, temperature out-of-range, low battery, probe disconnection, enclosure open |
| SMS Alert Support | Up to two mobile numbers |
| Software | AMB-8057-SW-02 (data download, threshold-based alerts, RMS/AVG/MAX computation, linear/logarithmic plotting, calibration traceability) |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | EFA-300 |
| Frequency Range (Broadband) | 5 Hz – 32 kHz |
| Measurement Modes | RMS, Peak, Vector Peak, Time-Domain STD Weighting |
| Filter Options | Bandpass (15–2000 Hz, 0.1 Hz resolution), Bandstop (15–2000 Hz) |
| Probe Compatibility | Isotropic Magnetic Field Probes (A-type: 100 cm² |
| D-type | 30 mm diameter), Isotropic Electric Field Probe (up to 200 kV/m) |
| Typical Broadband Uncertainty | ±3% @ ≥40 nT (5–2 kHz), ±3% @ ≥5 V/m (5–2 kHz) |
| Display | 128×64 LED matrix with backlight |
| Interface | Optical RS-232 (fiber optic cable included) |
| Operating Temperature | 0–50 °C |
| Battery | Rechargeable NiMH (5×C-cell) |
| Dimensions | 110 × 200 × 60 mm |
| Weight | ~1000 g |
| Calibration Interval | 24 months |
| Optional Modules | FFT Narrowband Spectrum Analysis & Harmonic Measurement (9 harmonics), Remote PC Control Software EFT-TS |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | PMM 8053B |
| Frequency Range | 5 Hz – 40 GHz |
| Low-Frequency Probe | EHP-50C (5 Hz – 100 kHz, E/H-field isotropic, 0.01 V/m – 100 kV/m / 1 nT – 10 mT) |
| RF Probes | EP-105 (100 kHz – 1 GHz), EP-300/EP-330/EP-301 (100 kHz – 3 GHz), EP-183 (1 MHz – 18 GHz), EP-408 (1 MHz – 40 GHz), HP-102 (30 MHz – 1 GHz), HP-032 (100 kHz – 30 MHz) |
| Isotropic Measurement Capability | Yes |
| Spectral Analysis | Real-time FFT with 7 selectable bandwidths (LF), XYZ vector resolution |
| Data Logging | Continuous 24-h recording, internal memory + PC export via RS-232/fiber optic |
| Compliance | IEC 61786-1:2013, IEC 62232:2017, EN 50492:2008, IEEE C95.3-2019 |
| Calibration | Internal reference source, traceable to PTB/NIST |
| Remote Operation | Up to 40 m via fiber optic |
| Multi-probe Expansion | Up to 16 probes (optional) |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | PMM8056 |
| Electric Field Frequency Range | 3 MHz–40 GHz |
| Electric Field Measurement Range | 0.6 V/m–30 V/m |
| Electric Field Frequency Response | ±3 dB |
| Magnetic Field Frequency Range | 30 MHz–300 MHz |
| Magnetic Field Measurement Range | 7.3 mA/m–3 A/m |
| Magnetic Field Frequency Response | ±3 dB |
| Display | Backlit LCD showing real-time field strength, user-defined thresholds, date/time |
| Audio-visual Alarm | Threshold-triggered audible tone and visual indicator |
| Data Logging | 1 sample/sec (instant), max value every 60 sec, 6-min moving average |
| Interface | Infrared (IR) PC interface |
| Battery Life | 40 h (9 V alkaline, 1200 mAh) |
| Dimensions | 62 × 30 × 190 mm |
| Weight | 200 g |
| Probe Type | Integrated isotropic E-field and H-field sensors |
| Compliance | Designed for compliance with GB 8702–2014 (China EMF exposure limits), ICNIRP 2020 guidelines, and IEEE C95.1–2019 |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | SRM 3000 |
| Frequency Range | 100 kHz – 3 GHz |
| Measurement Modes | Safety Assessment, Spectrum Analysis (with user-defined RBW integration), UMTS P-CPICH Option, Time-Domain Monitoring |
| RBW | 1 kHz – 5 MHz (configurable) |
| Dynamic Range | −121 dBm to +23 dBm |
| E-field Probe | Isotropic, 5 MHz – 3 GHz, Max. 200 V/m (Destruction Limit: 1000 V/m) |
| Operating Temperature | −10 °C to +50 °C |
| Humidity | Up to 95 % RH (IP54) |
| Battery Life | ~3.5 h |
| Dimensions | 255 × 195 × 60 mm |
| Weight | 1.9 kg (instrument), 450 g (probe) |
| Calibration Interval | 24 months |
| Brand | Narda |
|---|---|
| Origin | Germany |
| Model | SRM-3006 |
| Frequency Range | 9 kHz – 6 GHz |
| Display Range | DANL to +20 dBm |
| Measurement Range | −30 dBm to +20 dBm (1 dB steps) |
| RF Input Attenuation | 0–50 dB (1 dB steps) |
| Level Uncertainty | ≤1.2 dB (15–30 °C) |
| Antenna Auto-Detection | Yes (type & calibration date) |
| Compliance Standards | HJ 1151–2020, IEC 62232, EN 50492, ICNIRP, GB 8702 |
| Origin | Switzerland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | M1000 |
| Instrument Class | Neutron Dose Rate Meter |
| Form Factor | Portable |
| Detector Technology | Gas-filled Proportional Counter with Silicon Photomultiplier (SiPM) Readout |
| Measurement Principle | Thermal/Epithermal Neutron Detection via ³He(n,p)³H Reaction (Indirect Scintillation Conversion) |
| Effective Detection Range | Up to 2 m from source |
| Sensitivity | 1 cps per nanogram ²⁵²Cf equivalent neutron emission rate |
| Operating Temperature Range | −10 °C to +50 °C (with onboard temperature compensation) |
| Compliance | IEC 60846-2:2018, ANSI N42.33-2022, ISO 8529-1:2022 |
| Brand | NewSenda |
|---|---|
| Origin | Sichuan, China |
| Model | CIT-3800 HPGe |
| Instrument Type | Laboratory Gamma-Ray Spectrometer |
| Detector Type | High-Purity Germanium (HPGe) |
| Measurement Range | 5 keV – 10 MeV |
| Energy Resolution | ≤1.8 keV FWHM at 1.332 MeV (⁶⁰Co) |
| Peak Area Precision | <3% RSD (0–50,000 cps) |
| Sample Form | Solid |
| Cooling Method | Liquid Nitrogen or Electromechanical Cryocooler |
| Shielding | Low-Background Lead Castle (≥10 cm Pb + Cu/Cd liners) |
| Digitization | Digital Pulse Processing (DPP) with 14-bit ADC, 100 MS/s sampling |
| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | NRF31 |
| Pricing | Available Upon Request |
| Detection Radiation Types | Gamma (γ) and X-rays, Neutrons |
| Detector Technology | Silicon Semiconductor |
| Dose Equivalent Range | 1 μSv – 9.999 Sv (0.1 mrem – 999.9 rem) |
| Accuracy | ±10% for γ/X-rays (0.1 mSv – 9.999 Sv, ¹³⁷Cs) |
| Energy Range | γ/X-rays: 35 keV – 6 MeV |
| Neutrons | 0.025 eV – 15 MeV |
| Energy Dependence | ±20% (γ/X), ±50% (neutrons) |
| Angular Dependence | ±20% (γ/X), ±30% (neutrons) |
| Battery Life | >1 year (8 h/day usage) or >4 months (continuous operation) |
| Dimensions | 60 W × 78 H × 33 D mm |
| Mass | ~125 g |
| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | NSN31045-111YY-S |
| Instrument Type | Portable |
| Instrument Kind | Spectrometer |
| Measured Medium | Solid |
| Detector Type | Gas-filled Proportional Counter |
| Radiation Type | Neutrons |
| Dose Rate Range | 0.01 μSv/h to 99.99 mSv/h |
| Dose Range | 0.01 μSv to 99.99 mSv |
| Energy Range | 0.025 eV to 15 MeV |
| Dose Rate Accuracy | ≤ ±15% at 10 μSv/h |
| Dose Accuracy | ≤ ±25% at 0.05 μSv |
| Angular Dependence | ≤ ±25% (±90° from reference axis) |
| Gamma Rejection | <1 mSv/h (effectively insensitive) |
| Battery Life | >12 h (continuous display) |
| Operating Temperature | –10 °C to +45 °C |
| Operating Humidity | 35–90% RH (non-condensing) |
| Dimensions | Φ164 mm × 289.5 mm |
| Weight | ~3 kg |
| Interface | USB |
| Compliance | IEC 61005 |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | Alpha-Duo |
| Configuration | Desktop dual-channel alpha spectrometry system with independent vacuum, HV, preamplifier, and digital MCA per channel |
| Compliance | Fully compatible with NIM-standard signal protocols and vacuum interlock safety requirements |
| Software Control | Full PC-based control via USB interface |
| Detector Support | Compatible with PIPS (Passivated Implanted Planar Silicon) detectors up to 3000 mm² (system-dependent) |
| Vacuum System | Integrated programmable two-stage vacuum control (roughing + high-vacuum) per channel |
| High Voltage Range | 0–100 V DC programmable, 0.1 V resolution |
| Pulse Processing | Variable-amplitude pulser for energy calibration and resolution optimization |
| Leakage Current Monitoring | Real-time analog monitoring with alarm threshold setting |
| Data Acquisition | Dual independent 4096-channel digital multichannel analyzers (MCAs) |
| Operating Environment | Lab-grade temperature stability (15–30 °C), <60% RH non-condensing |
| Certification | CE-marked |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | CSS |
| Instrument Type | Laboratory Gamma-Ray Spectrometer |
| Detector Type | High-Purity Germanium (HPGe), N-type Coaxial |
| Measured Radiation | Gamma Rays |
| Energy Range | 3 keV – 10 MeV |
| Peak-to-Compton Ratio | >1000:1 (¹³⁷Cs) |
| Background Count Rate | <0.5 cps (50 keV – 2 MeV, Anti-Compton mode) |
| Relative Efficiency | >60% |
| Resolution | Comparable to ORTEC GMX60 Reference Detector |
| Cooling | Liquid Nitrogen or Electromechanical Cryocooler (No LN₂ Required) |
| Sample Form | Solid (e.g., filter papers, Petri dishes) |
| Software | GammaVision® v7+ with Full 21 CFR Part 11 Compliance Support |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | DETECTIVE 200 |
| Detector Type | Portable HPGe Gamma-Ray Spectrometer |
| Effective Crystal Area | ~5657 mm² |
| Angular Acceptance (with Collimator) | 120° |
| Ingress Protection Rating | IP67 |
| Buoyancy | Floats on Water |
| Relative HEU Identification Speed vs. NaI | Up to 10× Faster |
| Primary Application Domain | Radiological Emergency Response, Nuclear Security, SNM Detection |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Detective X |
| Pricing | Upon Request |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | DSPEC-50 |
| Interface | USB 2.0 & Ethernet (TCP/IP) |
| Display | Integrated large LCD panel |
| Detector Compatibility | HPGe, Si(Li), NaI(Tl), and other pulse-mode radiation detectors |
| Dead Time Correction | Advanced real-time algorithm |
| LFR (Low-Frequency Noise Rejection) | Enabled |
| Count Rate Capability | Up to 30% higher throughput at ultra-high count rates |
| Resolution Enhancement | Mitigates EC-induced resolution degradation |
| Form Factor | Benchtop digital multichannel analyzer (MCA) |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | GEM |
| Instrument Type | Laboratory Gamma Spectrometer |
| Detector Type | P-Type Coaxial High-Purity Germanium (HPGe) Detector |
| Radiation Type | Gamma Rays |
| Energy Range | 40 keV – 10 MeV |
| Energy Resolution | 1.75–2.3 keV FWHM at 1332 keV (dependent on relative efficiency) |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | GEM-C65 |
| Cryocooler Type | SunPower Stirling Engine (200,000-hour MTBF) |
| Liquid Nitrogen Dewar Capacity | 28 L |
| Continuous Operation Without Refill | >2 years (with uninterrupted power) |
| Dewar Height (excl. detector) | 66.5 cm |
| Dewar Diameter (excl. detector) | 44.1 cm |
| Power Consumption | 125 W (typical), 300 W (max at startup) |
| Operating Temperature | 0–40 °C |
| Relative Humidity | 20–90% RH (non-condensing) |
| Acoustic Noise | <60 dB at 1 m |
| Maintenance Interval | Air filter cleaning/replacement every 2 months |
| Alarm Function | Visual & audible alert issued 48 h prior to LN₂ depletion |
| Display Interface | Integrated alphanumeric LCD showing cryostat status and real-time LN₂ level |
| Compliance | Designed for ISO/IEC 17025-compliant laboratories |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | GEM-S |
| Detector Type | Planar High-Purity Germanium (HPGe) |
| Radiation Type | Gamma Rays |
| Energy Range | 3 keV – 5 MeV |
| Energy Resolution (FWHM) | ≤ 0.35 keV @ 5.9 keV (GEM-S5020) to ≤ 0.56 keV @ 5.9 keV (GEM-S9430) |
| Peak Shape (FW.1M/FWHM) | ≤ 1.8 – 2.1 |
| Peak-to-Compton Ratio (≥) | 70 – 108 |
| Relative Efficiency (@1.33 MeV) | 10% – 65% |
| Crystal Diameter | 50 – 94 mm |
| Crystal Thickness | 20 – 30 mm |
| Endcap Window Diameter | 28 – 65 mm |
| Operating Temperature | Liquid Nitrogen Cooled (77 K), Stable at Room Temperature for Storage Only |
| Compliance | ASTM E1452, IEC 61452, ISO 8529-1, NIST-traceable calibration protocols |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | GMX |
| Instrument Type | Laboratory Gamma-Ray Spectrometer |
| Detector Type | N-Type Coaxial High-Purity Germanium (HPGe) |
| Radiation Type | Gamma Rays |
| Energy Range | 3 keV – 10 MeV |
| Energy Resolution | 1.8–2.5 keV FWHM at 1332 keV (dependent on relative efficiency) |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | MPC-9604 |
| Instrument Type | Laboratory-Based Activity Meter |
| Sample Form | Solid |
| Detector Type | Flow-Through Proportional Counter |
| Radiation Types Measured | Alpha and Beta Particles |
| Configuration | 4-Channel Standard (Modular, Expandable to 48 Channels) |
| Shielding | 4-inch Low-Background Lead |
| Sample Holder | 2-inch Diameter Standard Planchet |
| Radon Progeny Compensation | Integrated Air Filtration System |
| Gas Safety | GasPro™ Fail-Safe Gas Monitoring and Loss Detection |
| Detector Window | Field-Replacable Mylar® Window |
| Architecture | Fully Independent Channel Operation, No Cross-Talk |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model(s) | GEM-C, GEM-S, GEM-SP |
| Detector Type | P-type Coaxial Optimized All-in-One High-Purity Germanium (HPGe) Spectrometer |
| Radiation Type | Gamma (γ) Rays |
| Energy Range | 3 keV – 10 MeV |
| Energy Resolution | 1.8–2.3 keV FWHM at 1332 keV (varies by detector model and relative efficiency) |
| Application Class | Laboratory-Based Gamma Spectrometry |
| Compliance Context | ASTM E1452, ISO 8519, IEC 61452, ANSI N42.14, USP <1051>, FDA 21 CFR Part 11 (software-enabled), GLP/GMP-ready audit trail support |
| Brand | ORTEC |
|---|---|
| Origin | USA |
| Model | StandFAST II |
| Detector Configuration | Dual-detector (2 × 4"×4"×16" NaI(Tl) + IDM-200 HPGe) |
| Energy Range | 100 keV – 2 MeV |
| NaI Energy Resolution | <8% FWHM at 661 keV |
| Shielding Mass | 3855 kg |
| Max Component Weight | 1043 kg |
| Height | 221 cm |
| Minimum Distance Between Shielding and Electronics Rack | ≥30 m |
| Shielding Materials | Ultra-low-background steel (Co-60-free), oxygen-free copper, low-background plastics |
| Surface Finish | Epoxy-coated, replaceable plastic liner |
| Software Modes | Supervisor / Operator (password-protected) |
| Data Storage | Industrial-standard SQL database with audit-trail-capable schema |
| Compliance Support | Designed for GLP/GMP environments |
| Brand | STT-Senfu Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer | STT |
| Product Type | Environmental Gamma Radiation Dose Rate Monitor |
| Model Series | OS Series |
| Detector Type | Spherical High-Pressure Ionization Chamber (Argon-filled, 23.8 atm) |
| Dose Rate Range | 0–1 Sv/h (0–100 R/h) |
| Energy Response | 70 keV–10 MeV |
| Zero Drift | ±0.5 μR/h |
| Gain Drift | ±3% below 35 μR/h |
| Calibration Accuracy | ±3.5% |
| Sampling Interval | 5 s |
| Response Time | <10 s |
| Operating Temperature | −40 °C to +55 °C (battery-free operation) |
| Relative Humidity | 0–100% RH |
| Ingress Protection | IP66 |
| Power Consumption | 4 W |
| Data Storage | 1 GB internal memory (≥10 million records) |
| Communication Interfaces | 3× USB, RS-232, RJ-45 Ethernet |
| Angular Dependence | <5% (85% field-of-view, upward incidence) |
| Certifications | CE, WEEE, IEC 60846-1:2014, ETL, RoHS |
| Brand | PKSAIR |
|---|---|
| Origin | Beijing, China |
| Model | PKSAIR 1121T |
| Instrument Type | Portable Dosimeter |
| Radiation Type | X-ray and Gamma-ray |
| Detector | 2" × 2" Plastic Scintillator + Hamamatsu Photomultiplier Tube |
| Dose Rate Range | 10 nSv/h – 10 mSv/h |
| Sensitivity | 130 CPM per mR/hr (referenced to Cs-137) |
| Energy Response | 30 keV – 7.0 MeV (±20% deviation) |
| Intrinsic Error | ≤ ±10% (at 137Cs, 100 µSv/h) |
| Response Time | 30 ms |
| Display | 3.5-inch Color Touchscreen LCD |
| Power | 7.4 V Li-ion Battery (≥8 h continuous operation) |
| Operating Temperature | −25 °C to +50 °C |
| Relative Humidity | <95% RH (non-condensing) |
| Dimensions | 265 × 210 × 134 mm |
| Weight | ~1106 g |
| Compliance | GB/T 14583–1993, JJG 521–2006 |
| Brand | PKSAIR |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | 113E |
| Instrument Category | Radiation Dosimeter / Dose Rate Meter |
| Form Factor | Portable |
| Measured Radiation | X-rays and γ-rays |
| Detector Type | 76.2 × 57.15 mm Plastic Scintillator |
| Dose Rate Range | 10 nGy/h – 2 mGy/h |
| Equivalent Dose Rate Range | 10 nSv/h – 2 mSv/h |
| Energy Response | 60 keV – 3.0 MeV (±30% deviation) |
| Response Time | 50 ms |
| Update Rate | 1 Hz (averaged), 20 Hz (instantaneous peak capture) |
| Display | 3.5-inch Industrial LCD Touchscreen |
| Power Supply | Rechargeable Li-ion Battery (≥8 h operation), Optional 12.6 VDC or Vehicle Cigarette Lighter Adapter |
| Operating Temperature | −10 °C to +45 °C |
| Relative Humidity | ≤95% RH (non-condensing) |
| Weight | ~2.0 kg |
| Data Storage Capacity | >10 million records |
| Positioning | Integrated GPS Module (typical horizontal accuracy <15 m) |
| Communication Interfaces | RS232, Optional Bluetooth/Wi-Fi |
| Brand | PKSAIR |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ALERT100 |
| Instrument Category | Dose Rate Meter / Contamination Monitor |
| Instrument Type | Portable |
| Measured Media | Solid Surfaces |
| Detector Type | Halogen-quenched + Neon-filled GM Tube |
| Radiation Types Detected | Alpha (α), Beta (β), Gamma (γ), and X-rays |
| Dose Rate Range | 0.01–1100 µSv/h |
| Sensitivity | 342 CPM per µSv/h (Cs-137) |
| Energy Response | 25 keV – 3 MeV (±15% deviation) |
| Intrinsic Accuracy | ≤10% for γ dose rate |
| Angular Response (¹³⁷Cs) | ≤15% |
| Background Count | ~60 CPM |
| Detection Efficiency (⁹⁰Sr/⁹⁰Y β) | 54% |
| Surface Sensitivity (⁹⁰Sr/⁹⁰Y β) | 500 CPM/Bq·cm² |
| Alpha/β Counting Range | 0–8000 CPS each |
| Display Update Rate | 1 Hz (adaptive averaging over 6 s at low levels, shortening with increasing count rate) |
| Power Supply | Internal 3.7 V Li-ion battery (~100 h typical operation) |
| Operating Environment | 0–50 °C, 40–95% RH (non-condensing) |
| Dimensions | 144 × 78 × 33 mm |
| Weight | 0.38 kg |
| Brand | PKSAIR |
|---|---|
| Origin | Germany |
| Model | R500 |
| Instrument Type | Portable Dose Rate Meter |
| Detector Type | Geiger-Müller Tube (2" flat spiral, mica window, 1.5–2.0 mg/cm² density) |
| Measurable Radiation Types | Alpha (α), Beta (β), Gamma (γ), and X-rays (Χ) |
| Dose Rate Range | 0.001 mR/hr – 100 mR/hr (equivalent to 0.01 µSv/h – 1000 µSv/h) |
| Pulse Rate Range | 0–300,000 CPM / 0–5,000 CPS |
| Accumulated Dose Range | 0.001 µSv – 999 Sv |
| Sensitivity | 3500 CPM/mR/hr (for Cs-137) |
| Energy Efficiency | ~36% for Am-241 (5.5 MeV α), ~75% for Sr-90 (β), ~11% for C-14 (β), ~64% for Bi-210 (β) |
| Display | Backlit LCD with bar graph |
| Average Time | Adjustable from 2 s to 120 s (default 32 s) |
| Alarm Threshold | User-configurable (factory default: 5 µSv/hr) |
| Accuracy | ±15% |
| Data Storage | 2,000 records (manual or auto-triggered) |
| Interface | USB port (with optional 100 m extension cable) |
| Power | 3 × AA batteries (30 days typical runtime) |
| Operating Temperature | −40 °C to +75 °C |
| Dimensions | 300 × 90 × 40 mm |
| Weight | 450 g |
| Certifications | CE, FCC Part 15, ISO 9001 |
| Brand | PKSAIR |
|---|---|
| Model | Radon 400 |
| Origin | Beijing, China |
| Detection Principle | Pump-Driven Electrostatic Collection of RaA (²¹⁸Po) |
| Measurement Range | 0–1,000,000 Bq/m³ |
| Minimum Detectable Concentration | 0.01 Bq/m³ |
| Response Time | Adjustable from 5 to 99 min (default fast mode: 15 min) |
| Detector Type | α-Sensitive Silicon Semiconductor Detector (γ-Insensitive) |
| Sensitivity | 50 cpm per Bq/m³ |
| Sampling Flow Rate | 1.0 L/min ±5% |
| Uncertainty | <15% (at Rn ≥ 200 Bq/m³) |
| Measurement Chamber Volume | 0.8 L |
| Data Storage Capacity | 1,000 records |
| Power Supply | Internal 7.4 V / 10,000 mAh Li-ion Battery |
| Operating Temperature | −20 °C to +45 °C |
| Relative Humidity Limit | ≤95% RH (non-condensing) |
| Dimensions | 390 × 380 × 245 mm |
| Weight | 6.4 kg |
| Compliance | GB/T 14582–1993, GB 50325–2020, JJG 825–2013 |
| Brand | PKSAIR |
|---|---|
| Origin | Beijing, China |
| Model | RAM-DA |
| Instrument Type | Portable Dose Rate & Surface Contamination Monitor |
| Radiation Types Detected | Alpha (α), Beta (β), Gamma (γ), and X-rays |
| Measurement Range | 0.01–1,000 µSv/h or 0.01–1,000 µGy/h |
| Sensitivity | 342 CPM/µSv/h (Cs-137) |
| Detector | External 1.77" (45 mm) Flat Mica-Window GM Tube |
| Energy Response | 25 keV – 3 MeV (±15%) |
| Detection Efficiency (⁹⁰Sr/⁹⁰Y β) | 54% |
| Surface Sensitivity (⁹⁰Sr/⁹⁰Y β) | 500 CPM/Bq·cm⁻² |
| Intrinsic γ Dose Rate Error | ≤10% |
| Angular Response (¹³⁷Cs) | ≤15% |
| Background Reading | ~60 CPM |
| Accuracy | ±10% |
| Display Update Rate | 1 Hz (adaptive averaging over 6 s baseline, shortened at high count rates) |
| Operating Environment | 0–50 °C, 40–95% RH (non-condensing) |
| Dimensions (Host) | 75 × 120 × 25 mm |
| Dimensions (Detector + Handle) | 75 × 285 × 30 mm |
| Weight | 0.9 kg |
| Power | Internal 7.4 V Li-ion battery (≈100 h continuous operation) |
| Brand | PKSAIR |
|---|---|
| Model | TLC-3000 |
| Origin | Beijing, China |
| Detector Types | NaI(Tl) γ-detector, β-detector, α-detector |
| PMT Compatibility | Dual-channel, 1-inch end-window, 11-stage photomultiplier tubes |
| High Voltage Range | 0–1025 V (adjustable per channel) |
| Scanning Speed | 0.1, 0.25, 0.5, 1.0, 2.0 mm/sec (step motor controlled) |
| Positioning Accuracy | Sub-millimeter repeatability |
| Front Collimator | Standard 3 mm × 25.4 mm (customizable) |
| ADC Resolution | Integrated real-time 12-bit analog-to-digital converter |
| Data Interface | Ethernet (TCP/IP) |
| Operating Temperature | 0–50 °C |
| Operating Humidity | 10–80 % RH (non-condensing) |
| Storage Conditions | −40 to +60 °C, 5–95 % RH (non-condensing) |
| Detector Dimensions | Ø48 mm × 189 mm |
| Detector Weight | 450 g |
| Shielding | User-provided |
| Typical Background Count Rate | 60 cpm (β-sensitive configuration) |