| RS PRO | Alarm | Temperature | 1384 | 4 | B, C, E, J, K, L, N, R, S, T, U | USB | Temperature | +1112 (U) °F, +1300 (N) °C, +1370 (K) °C, +1400 (E) °F, +1600 (R/S) °C, +1652 (L) °F, +1760 (B) °C, +1760 (C) °C, +1832 (J) °F, +2372 (N) °F, +2498 (K) °F, +2912 (R/S) °F, +3200 (B) | ±0.05 (B) %, ±0.05 (E) %, ±0.05 (J) %, ±0.05 (K) %, ±0.05 (R/S) %, ±0.1 (C) %, ±0.1 (L) %, ±0.1 (N) %, ±0.1 (T) %, ±0.1 (U) % | - | - | - | - | 0.1 °F, 0.1°C | Battery | - | - | 0°C | +50°C | - | - | LCD | - | - |
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| RS PRO | - | Humidity, Temperature | 1361C | 1 | Capacitive, Semiconductor | RS232 | Temperature & Humidity | +140 °F, +60 °C | ±0.8 °C, ±1.5 °F | - | - | - | - | 0.1 °C, 0.1°F | Battery | 95%RH | - | 0°C | +60°C | ±3 %RH | - | LCD | - | 0.1%RH |
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| RS PRO | Alarm | Temperature | PRO-USB-1 | 1 | Temperature | USB | Temperature | +80 °C | ±0.5°C | RSCAL | - | - | - | 0.5°C | Battery | - | IP67 | -35°C | +80°C | - | - | - | - | - |
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| RS PRO | Alarm | Humidity, Temperature, Dew Point | PRO-USB-2 | 1 | Humidity, Temperature | USB | Temperature & Humidity | +80 °C | ±0.5°C | - | - | - | - | 0.5°C | Battery | 100%RH | IP67 | -35°C | +80°C | ±3.5 %RH | - | - | - | 0.5%RH |
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| RS PRO | Alarm | Humidity, Temperature, Dew Point | PRO-MOTE-TH | 1 | Humidity, Temperature | Wi-Fi | Temperature & Humidity | +80 °C | ±0.3°C | - | - | - | - | 0.1°C | Battery, Mains | 100%RH | IP67 | -18°C | +55°C | ±2 RH % | - | - | - | - |
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| RS PRO | - | Humidity, Temperature | 1365 | 2 | Probe | USB | Temperature & Humidity | - | - | UKAS | - | - | - | - | - | - | - | - | - | - | - | LCD | - | - |
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| RS PRO | Alarm | Humidity, Temperature, Dew Point | PRO-MOTE-TH+ | 1 | Humidity, Temperature | Wi-Fi | Temperature & Humidity | +80 °C | ±0.2°C | - | - | - | - | 0.01°C | Battery, Mains | 100%RH | IP67 | -18°C | +55°C | ±1.8 RH % | - | - | - | - |
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| RS PRO | - | - | L200 | - | B, E, J, K, N, R, S, T | USB | Temperature | +50 °C | - | - | - | - | - | - | Mains | - | - | 0°C | +50°C | - | - | - | - | - |
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| RS PRO | Alarm | Voltage | PRO-USB-3 | 1 | Voltage | USB | Voltage | - | - | - | 30V dc | - | - | - | Battery | - | - | -35°C | +80°C | - | - | - | - | - |
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| RS PRO | Alarm | Temperature | PRO-USB-1 | 1 | Temperature | USB | Temperature | +80 °C | ±0.5°C | - | - | - | - | 0.5°C | Battery | - | IP67 | -35°C | +80°C | - | - | - | - | - |
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| RS PRO | Alarm | Humidity, Temperature, Dew Point | PRO-USB-2 | 1 | Humidity, Temperature | USB | Temperature & Humidity | +80 °C | ±0.5°C | RSCAL | - | - | - | 0.5°C | Battery | 100%RH | IP67 | -35°C | +80°C | ±3.5 %RH | - | - | - | 0.5%RH |
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| RS PRO | - | Humidity, Temperature | 1365 | 2 | Probe | RS232, USB | Temperature & Humidity | +140 °F, +60 °C | ±0.5 °C, ±0.9 °F | - | - | - | - | 0.1 °F, 0.1°C | Battery | 95%RH | - | 0°C | +60°C | ±3 %RH | - | LCD | - | 0.1%RH |
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| RS PRO | Alarm | Temperature | PRO-MOTE-T+ | 1 | Temperature | Wi-Fi | Temperature | +60 °C | ±0.2°C | - | - | - | - | 0.01°C | Battery, Mains | - | IP67 | -18°C | +55°C | - | - | - | - | - |
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| RS PRO | Alarm | Temperature | 1384 | 4 | B, C, E, J, K, L, N, R, S, T, U | USB | Temperature | +1112 (U) °F, +1300 (N) °C, +1370 (K) °C, +1400 (E) °F, +1600 (R/S) °C, +1652 (L) °F, +1760 (B) °C, +1760 (C) °C, +1832 (J) °F, +2372 (N) °F, +2498 (K) °F, +2912 (R/S) °F, +3200 (B) | ±0.05 (B) %, ±0.05 (E) %, ±0.05 (J) %, ±0.05 (K) %, ±0.05 (R/S) %, ±0.1 (C) %, ±0.1 (L) %, ±0.1 (N) %, ±0.1 (T) %, ±0.1 (U) % | RSCAL | - | - | - | 0.1 °F, 0.1°C | Battery | - | - | 0°C | +50°C | - | - | LCD | - | - |
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| RS PRO | Alarm | Humidity, Temperature, Dew Point | PRO-USB-2 | 1 | Humidity, Temperature | USB | Temperature & Humidity | +80 °C | ±0.5°C | UKAS | - | - | - | 0.5°C | Battery | 100%RH | IP67 | -35°C | +80°C | ±3.5 %RH | - | - | - | 0.5%RH |
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| RS PRO | - | Humidity, Temperature | 1365 | 2 | Probe | RS232, USB | Temperature & Humidity | +140 °F, +60 °C | ±0.5 °C, ±0.9 °F | RSCAL | - | - | - | 0.1 °F, 0.1°C | Battery | 95%RH | - | 0°C | +60°C | ±3 %RH | - | LCD | - | 0.1%RH |
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| Sifam Tinsley | - | Dew Point, Humidity, Temperature | HT20IoT | - | Humidity, Temperature | Ethernet | Temperature & Humidity | - | - | - | - | - | - | - | AC Adapter | - | IP20 | - | - | - | - | LCD | - | - |
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| Lascar | Alarm | Temperature | EL-USB-1 | 1 | Temperature | USB | Temperature | +80 °C | ±0.5°C | - | - | - | - | 0.5°C | Battery | - | IP67 | -35°C | +80°C | - | - | - | - | - |
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| Testo | Alarm | Temperature | 184-T1 | 1 | Temperature | USB | Temperature | +70 °C | ±0.8 °K | - | - | - | - | 0.1°C | Battery | - | IP67 | -20°C | +70°C | - | - | - | - | - |
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| Efento | - | Humidity, Pressure, Temperature | 5906660327394 | 3 | - | Bluetooth | Humidity | - | - | - | 3.6V | - | - | - | Battery | - | IP30 | - | - | - | 2700mA | - | - | - |