





Infrared thermometer *1, certificate of conformity, instruction manual, battery
| Item | Detail |
|---|---|
| Low Temperature Models | AS382+, ST-390A, ST-490B |
| Wide Range Models | AS852B+, AS900B, AS882+, ST650, AS892 |
| Item | Detail |
|---|---|
| Low Temperature Models | — |
| AS382+ | -50°C to 380°C |
| ST-390A | -50°C to 390°C |
| ST-490B |

Color Display SW-390S(-50~390℃)
CNÂ¥39.10

-30℃-380℃|LCD Display|0.5 Second Rapid Temperature Measurement|Laser Positioning
CNÂ¥49.00
| -50°C to 490°C |
| Wide Range Models | — |
| AS852B+ | -50°C to 750°C |
| AS900B | -50°C to 900°C |
| AS882+ | -32°C to 1650°C |
| ST650 | -50°C to 1000°C |
| AS892 | 200°C to 2200°C |
| Item | Detail |
|---|---|
| Low Temperature Models | — |
| -50°C to 0°C | ±2°C to ±3°C depending on model |
| 0°C to 100°C | ±1.5°C to ±2°C |
| Above 100°C | ±2% or ±2°C (whichever is greater) |
| Wide Range Models | — |
| Below 100°C | ±2°C |
| 100°C to 800°C | ±2°C |
| Above 800°C | ±3% |
| Above 100°C | ±2% (assumed ambient 23°C ±3°C) |
| Item | Detail |
|---|---|
| Low Temperature Models | 1% of reading or 0.1°C |
| Wide Range Models | 1% of reading or 1°C |
| Item | Detail |
|---|---|
| Most models | 8 to 14 µm |
| ST650 | 0.9 to 1.7 µm |
| Item | Detail |
|---|---|
| Low Temperature Models | — |
| AS382+ | preset 0.95 |
| ST-390A | preset 0.99 |
| ST-490B | adjustable 0.10 to 1.00 |
| Wide Range Models | adjustable 0.10 to 1.00 |
| Item | Detail |
|---|---|
| Temperature | 0°C to 40°C (32°F to 104°F) |
| Relative Humidity | 10% to 95% RH, non-condensing |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Item | Detail |
|---|---|
| Low Temperature Models | AAA batteries |
| Wide Range Models | 9V battery or 3.7V rechargeable lithium battery (ST650) |
| Battery Life | 12 hours continuous (typical), up to 50 hours for ST650 |
| Item | Detail |
|---|---|
| Varies by model | — |
| AS852B+, AS900B | 12 data points |
| AS882+ | 200 data points |
| ST650 | 250 data points |
| AS892 | 4000 data points |
| Some models support PC connectivity for data export | — |
| Size | Unfolded dimensions |
|---|---|
| AS852B+ | 182 x 110 x 44 mm, 195 g |
| AS900B | 178 x 115 x 53 mm, 195 g |
| AS882+ | 207 x 144 x 53 mm, 368 g |
| ST650 | 187 x 128 x 56 mm, 219 g |
| AS892 | 207 x 144 x 53 mm, 368 g |
SMART SENSOR infrared thermometers offer a wide range of models tailored for different temperature ranges and industrial applications. They feature high accuracy, fast response, adjustable emissivity, laser targeting, data storage, and user-friendly interfaces with high-definition color displays. These devices are suitable for non-contact temperature measurement in forging, metal smelting, glass, food processing, and other industrial environments.

-30℃-380℃|LCD Display|Unit Conversion|Laser Positioning
CNÂ¥63.20

[401380℃] Thermocouple/Emissivity
CNÂ¥698.00