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| Categories | Infrared Thermal Imager | 
|---|---|
| Brand Name: | CDI | 
| Model Number: | CG6687G | 
| Certification: | UL,CMC,ETL,RoHS,GS,CE,3C | 
| MOQ: | 1 | 
| Payment Terms: | L/C,T/T,Western Union | 
| Delivery Time: | In Stock | 
| Number of Microphones: | 162 | 
| Array Surface Diameter: | Ø150mm | 
| Microphone Sensitivity: | -26dBFS @ 1kHz | 
| Imaging Sound Pressure Level: | <20dB SPL ~ 120dB | 
| Signal-to-Noise Ratio (SNR?): | 64dB @ 1kHz | 
| Imaging Frequency Range: | 2kHz ~ 100kHz | 
| Camera Pixel: | 13 Megapixels | 
| Wireless Connection: | Wi-Fi, Bluetooth | 
| Positioning Distance: | 0.3 - 150m | 
| Dimensions (WxHxD): | 163 x 311 x 156 mm | 
| Interfaces: | Type-C, TF Card, Headphone jack | 
| Company Info. | 
| CDINDUSTRY ( INTERNATIONAL ) . INC | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
* High Accuracy
* Infrared Resolution: Single (640x512) (Note: Context suggests this refers to the IR sensor)
* Distance Measurement (0.3-150m)
* Imaging Frequency
* Fast Imaging (Refresh Rate 25FPS)
* Intuitive (Accurate Sound Image Localization)
* 162 high-sensitivity digital microphones arranged in a spiral array
* Working Modes: Partial Discharge Detection, Leak Detection, Abnormal Noise Detection
* Sampling Rate: 200 KHz (ASK RH likely refers to this)
* Imaging Frequency Range: 2kHz - 100kHz
* Minimum Detectable Leakage:
* 0.5m, 0.5MPa: Minimum detectable 0.15ml/s
* 1m, 0.5MPa: Minimum detectable 0.2ml/s
* Positioning Distance: 0.3~150m
* 4.3-inch (Color) Capacitive Touch Screen
* Photo/Video Recording & Playback
* Text and Voice Notes
* Expandable TF card storage up to 128GB
* Supports Wi-Fi, Bluetooth
* Supports PC software for automatic data import/export, viewing time-domain waveforms, spectrograms, PRPD patterns
* BES: Down-converts ultrasound for listening via headphones
* Built-in Focus Function: Concentrates the acoustic imaging cloud area into a small region, reducing interference from other noise clouds
* Folder Management Function: Create/Delete/Switch test target folders
1. Acoustic Imaging Technical Indicators
| Parameter | Specification | 
|---|---|
| Application Areas | Partial Discharge Detection (PRPD pattern), Leak Detection, Abnormal Noise Detection | 
| Microphone Type | Spiral Array, High-Sensitivity Digital MEMS Microphones | 
| Number of Microphones | 162 | 
| Array Surface Diameter | Ø150mm | 
| Microphone Sensitivity | -26dBFS @ 1kHz | 
| Imaging Sound Pressure Level | <20dB SPL ~ 120dB | 
| Signal-to-Noise Ratio (SNR?) | 64dB @ 1kHz | 
| Imaging Frequency Range | 2kHz ~ 100kHz | 
| Positioning Distance | 0.3 - 150m | 
| Imaging Frame Rate | 25 FPS | 
| Display Size | 4.3 inch (Color) Capacitive Touch Screen | 
| Camera View Angle | 60°(H) x 40°(V) | 
| Camera Pixel | 13 Megapixels | 
| Minimum Detectable Leakage | 0.5m, 0.5MPa: 0.15ml/s; 1m, 0.5MPa: 0.2ml/s | 
| Operating Temperature | -20°C ~ +50°C | 
| Drop Resistance Rating | 1m (With carrying case) | 
| Power Supply | 7.2V, 3300mAh | 
| Audio Sampling Rate | 200kHz | 
| Camera Focal Length | 3.4mm | 
| Detectable Discharge Types | Floating potential, Corona, and other discharge measurement methods | 
| Display Modes | Single Sound Source, Multiple Sound Sources, Sound Field Distribution | 
| Auto Gain | Automatically increases sensitivity for weak signals, improves imaging stability for tiny signals | 
| Photo/Video Recording | Supported | 
| Wireless Connection | Supports Wi-Fi, Bluetooth | 
| Communication Interface | Supports USB data transfer, report output | 
| Annotations | Text / Voice | 
| Data Storage Formats | Jpg, .wav (audio recording), .mp4 | 
| Storage Capacity | TF card up to 128GB | 
| Audio Output Interface | 3.5mm audio jack | 
| Ultrasound Down-conversion | Down-converts ultrasound for listening via headphones | 
| Noise Reduction | Reduces interference from other noise clouds (Focus function) | 
| Benefit (Leak Detection) | Facilitates discovery of smaller leaks | 
| File Management Function | Supports create/delete/switch test target folders | 
| PC Software | Supported (Implied) | 
| Interfaces | Type-C, TF Card, Headphone jack | 
| Language | Likely Multi-language (RX might be typo) | 
2. Infrared (Thermal) Imaging Technical Indicators
| Parameter | Specification | 
|---|---|
| Detector Type | Uncooled Vanadium Oxide (VOx) Focal Plane Array (FPA) | 
| IR Resolution | 640 x 512 | 
| Pixel Pitch | 12 µm | 
| IR Spectral Band | 8 ~ 14 µm | 
| Frame Rate | 30 Hz | 
| Sensitivity (NETD) | < 45 mK (@ f/1.0, 300K) | 
| Focusing Method | Fixed Focus | 
| IR Lens | Fixed Focus, Athermalized | 
| Focal Length | 18mm | 
| Focus Range | 0.15m to Infinity | 
| Aperture | F1.0 | 
| Field of View (FOV) | (H)20.09° x (V)19.37° x (D)30.56° | 
| IFOV (Instantaneous FOV) | 0.66 mrad | 
| Temperature Measurement Range | -20°C ~ 550°C | 
| Accuracy | ±2°C or ±2% (of reading) | 
| Resolution | 0.01°C | 
| Temperature Measurement Modes | Center Point, Full Screen Max Temp, Full Screen Min Temp | 
| Palettes | 7 selectable palettes (including Iron Red, Rainbow, B/W, etc.) | 
| Digital Zoom | x3 | 

High-voltage insulator terminal temperature screening
Partial discharge detection on busbars in thermal power plants
Gas valve leakage detection
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