WBGT Meter WBGT-302 (For Workplace Health & Safety
WBGT Meter WBGT-302 (For Workplace Health & Safety
The WBGT-302 is a light and portable WBGT Meter, suitable for heat stress risk assessment on the go or at the worksite.
Packed with functions and features, it is a top-of-the-line WBGT analyzer. It has a simple yet elegant design with a focus on easy operability. In an industry-first, it achieved conformity to the industry-leading standard “JIS B 7922” (Measurement of WBGT with a Digital Analyzer) as a “Class 1.5” instrument for measurement precision.
The device is dustproof and water-resistant for peace of mind, rated to the equivalent of IP65.
Functions such as data transfer and onboard memory are also available to meet users’ everyday needs.
Features
- Can measure Wet Bulb Globe Temperature (WBGT), perfect for preventing heat stress-related illness at work/industrial settings
- Can measure Globe Temperatures up to 80°C, suitable for extremely hot industrial environments
- The light and portable instrument can be battery-operated, letting you measure WBGT anytime, anywhere.
- It has a built-in temperature alarm and can save up to 30,000 measurements worth of data
- The device is dustproof and water-resistant for peace of mind, rated to the equivalent of IP65.
- The device has a USB Type-C port for data transfer and for providing external power from a PC or portable battery charger* (as an alternative to using AA batteries)
*Only use a portable charger that has compatibility with a low-power consumption mode
WBGT & Safe Work Intensity
Specifications
| Model Name | WBGT-302 |
|---|---|
| Intended Use | For use in the workplace/industrial sites |
| Precision Rating | JIS Class 1.5 (*1) |
| Ingress Protection | Equivalent to IP65 (*2) (dustproof and water resistant) |
| Display | 2.8-inch LCD screen (56mm x 42mm) |
| Measurement capabilities | WBGT, ambient temperature, relative humidity, globe temperature |
| Measurement range & (display resolution) | WBGT: 0.0°C – 50.0°C (displayed to nearest 0.1°C) Ambient Temperature: 0.0°C – 50.0°C (displayed to nearest 0.1°C) Relative Humidity: 10.0% – 90.0%RH (displayed to nearest 0.1%RH) Globe Temperature: 0.0°C – 80.0°C (displayed to nearest 0.1°C) |
| Accuracy *under a natural draft (0.3 to 3 m/sec) | WBGT: ±1.5°C (15°C – 40°C) Ambient Temperature: ±0.6°C (20°C – 50°C) Relative Humidity: ±3.0% (30% – 90%RH) Globe Temperature: ±0.6°C (20°C – 60°C) |
| Memory capability | Stores the data of up to 30,000 measurements (most recent data saved) |
| External interface | USB Type C |
| Communication specification (*3) | USB connection (USB communication/RS communication) UART connection |
| Power source | AA alkaline batteries USB |
| Battery life | Approximately 6 months (*4) |
| Dimensions | 69 (W) x 36 (D) x 272 (L) mm 2.7 (W) x 1.4 (D) x 10.7 (L) inches |
| Weight | Approximately 230 g/8.1 oz (battery weight included) |
(*1) Sensor accuracy is based on the JIS B 7922 stipulation (Japanese Industrial Standards).
(*2) Devices confirmed to have IPX5-equivalent water resistance at time of shipment.
Use as recommended in the user manual. Damage due to liquids is not covered by warranty.
(*3) Please use the specified cable to connect the device.
(*4) Depending on utilized settings, period of active use, usage environments, etc.
Standards
JIS B7922 Electronic Wet-bulb globe temperature (WBGT) index meter