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| Brand | BJBY |
|---|---|
| Model | BY-2003HT |
| Type | Thermohygrometer |
| RH Range | 0–100% RH |
| RH Accuracy | ±2% RH (0–90% RH, 20°C), ±3% RH (90–100% RH, 20°C) |
| RH Resolution | 0.1% RH |
| Temperature Range | −40 to +60°C |
| Temp Accuracy | ±0.3°C (at 20°C) |
| Temp Resolution | 0.1°C |
| Display | Segment LCD with backlight |
| Power | 9 V alkaline battery |
| Battery Life | ~80 h |
| Housing Material | ABS plastic |
| Calibration | User-adjustable two-point calibration |
| Low-battery indicator | Yes |
| Origin | Other Regions |
|---|---|
| Manufacturer Type | Distributor |
| Domestic Product | Yes |
| Model | 8830 |
| Pricing | Upon Request |
| Infrared Temperature Range | -30 to 360 °C |
| Resolution | 0.1 °C |
| Basic Accuracy | ±1.5% of reading |
| K-Type Thermocouple Input Range | -15 to 1300 °C |
| Data Hold Function | Yes |
| Backlit LCD Display | Yes |
| Data Memory | Yes |
| Brand | TSI |
|---|---|
| Origin | USA |
| Model | 7415, 7425 |
| Temperature Sensor | Thermistor |
| Temperature Range | 0–60°C |
| Temperature Accuracy | ±0.6°C at 25°C (with ±0.03°C/°C thermal drift compensation) |
| Temperature Resolution | 0.1°C |
| Relative Humidity Sensor | Thin-film Capacitive |
| RH Range | 5–95% RH |
| RH Accuracy | ±3% RH at 25°C (with ±0.2% RH/°C thermal drift compensation |
| RH Resolution | 0.1% RH |
| Operating Temperature (Instrument) | 5–45°C |
| Operating Temperature (Probe) | −10–60°C |
| Storage Temperature | −20–60°C |
| Data Memory Capacity | 12,700 measurements across 100 data sets |
| Logging Interval | 1 s to 1 h |
| Time Constant | User-configurable |
| Dimensions (Instrument) | 8.4 × 17.8 × 4.4 cm |
| Probe Dimensions | 17.8 cm length × 1.9 cm diameter |
| Weight | 270 g |
| Power Supply | 4 × AA batteries or optional AC adapter |
| Brand | TSI |
|---|---|
| Origin | USA |
| Model | QUESTemp° 32 / 34 / 36 |
| Sensor Technology | Traditional Wet-Bulb (Cotton Wick) |
| IP Rating | IP54 |
| Compliance | UL/CSA Class I, II, III |
| Operating Temperature (Sensor) | –5 °C to 100 °C |
| Battery Life (Alkaline) | 140 h |
| Data Logging Intervals | 1–60 min adjustable |
| WBGT Calculation | ISO 7243, ACGIH, NIOSH, OSHA compliant |
| Software | TSI DMS (Data Management Software) |
| Measurement Parameters | Dry-Bulb Temp, Wet-Bulb Temp (wetted wick), Globe Temp, Relative Humidity, Air Velocity, Indoor/Outdoor WBGT, HUMIDEX, PMV/PPD (per ISO 7730) |
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