Specifications
SKU: CUSTOM Black ball heat index meter HI-302BB
Product overview
A black ball heat index meter that complies with JIS B 7922 (2017 Class 2).
- You can check the WBGT index, temperature, and humidity at once.
- The heatstroke risk level will be notified by icons and alarms.
- Four installation methods (hook hole, belt loop, tripod mounting hole, tabletop placement)
- *A tripod is not included with the product.
- The volume and timing of the WBGT danger level alarm can be set as desired.
Part names
- ①Black ball club
- ②Display section
- ③Power button
- ④▲ button
- ⑤▼ button
- ⑥Alarm lamp
- ⑦Ventilation hole
- 8. Hook hole for wall hanging (pull up when in use)
- ⑨Belt hook hole
- ⑩ Battery compartment cover
- ⑪Tripod mounting hole
360° rotating image
Clicking on the image will open a new window.
▲Back to top of pageWhat is the heatstroke (WBGT) index?
Heatstroke can occur not only during sports activities but also in everyday life and at work. To prevent heatstroke, WBGT (Wet Bulb Globe Temperature) is used as the "temperature standard," and temperature levels are divided into four levels: "Danger" (over 31°C), "High Alert" (28-31°C), "Caution" (25-28°C), and "Caution" (below 25°C). A black bulb thermometer is typically used to calculate WBGT.| Temperature reference (WBGT) |
Guidelines for daily activities to be careful of | Precautions |
|---|---|---|
| Danger (above 31°C) |
Risks that occur in all daily activities | Elderly people are at high risk of developing the disease even when at rest. Avoid going outside as much as possible and move to a cool room. |
| High alert (28-31°C) |
When going out, avoid the hot sun, and when indoors, be careful of rising room temperatures. | |
| Caution (25-28℃) |
Risks of moderate or higher activity | Take regular, adequate rest breaks when exercising or doing strenuous work. |
| Caution (below 25°C) |
Risks of vigorous daily activities | Generally, the risk is low, but there is a risk of it developing during strenuous exercise or heavy work. |
- The WBGT here is estimated from the maximum temperature and humidity of the day.
- 28-31℃ means above 28℃ and below 31℃
specification
Electrical Performance
| JIS B 7922 accuracy classification | Class 2 |
|---|
| temperature | Relative humidity | black bulb temperature | |
|---|---|---|---|
| sensor | semiconductor sensor | semiconductor sensor |
|
| Measurement range | resolution | Measurement accuracy | |
|---|---|---|---|
| WBGT index | 0.0 to +50.0°C | 0.1℃ |
|
| Temperature (TA) | 0.0 to +50.0°C | 0.1℃ |
|
| Relative humidity | 20.0 to 90.0% RH | 0.1%RH |
|
General specifications
| Measurement interval | Approximately every 20 seconds |
|---|---|
| WBGT mode | IN (indoor)/OUT (outdoor) |
| Alarm volume | Three-level adjustment: Hi=70 dB, Lo=60 dB, OFF |
| Operating temperature and humidity | 0 to +50°C, 10 to 90% RH (no condensation) |
| Storage temperature and humidity | -10 to +55°C, 10 to 90% RH (no condensation) |
| size | Approx. W 59 x H 117 x D 45 mm |
| weight | Approximately 95 g (including batteries) |
| power supply | 2 x AAA batteries |
| accessories | Instruction manual (with warranty), belt, 2 AAA batteries |
| proofreading | Possible (temperature, relative humidity) |
| JAN | 4983621300307 |
To fully utilize the product's capabilities, use it indoors or outdoors, away from direct sunlight.
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