| Gemini | Alarm | Temperature | Plus 2 TGP 4017 | 1 | NTC | Serial, USB | Temperature | +85 °C | ±0.6 °C | - | - | - | - | 0.01°C | Battery | - | IP68 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TGP 4020 | 1 | NTC | Serial, USB | Temperature | +125 °C | ±0.6 °C | - | - | - | - | 0.02°C | Battery | - | IP68 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Humidity, Temperature | TGU-4500 | 2 | Capacitive, NTC | Serial, USB | Temperature & Humidity | +85 °C | ±0.6 °C | - | - | - | - | 0.01°C | Battery | 95%RH | IP53 | -40°C | +85°C | ±3 %RH | - | - | - | 0.3%RH |
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| Gemini | Alarm | Humidity, Temperature | TGP-4500 | 2 | Capacitive, NTC | Serial, USB | Temperature & Humidity | +85 °C | ±0.6 °C | - | - | - | - | 0.01°C | Battery | 100%RH | IP68 | -40°C | +85°C | ±3 %RH | - | - | - | 0.3%RH |
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| Gemini | Alarm | Temperature | TGP-4104 | 1 | PT100 | Serial, USB | Temperature | +600 °C | ±1.6 °C | - | - | - | - | 0.02°C | Battery | - | IP68 | -25°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TK-4014 | 1 | NTC | Serial, USB | Temperature | +85 °C | ±0.5 °C | - | - | - | - | 0.05°C | Battery | - | IP54 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Voltage | TK-4702 | 1 | - | Serial, USB | Voltage | - | - | - | 25V dc | - | - | - | Battery | - | IP30 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TGP-4510 | 2 | NTC | Serial, USB | Temperature | +125 (Internal) °C, +85 (Internal) °C | ±0.6 °C | - | - | - | - | 0.1°C | Battery | - | IP68 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | Ultra 2 TGU-4017 | 2 | NTC | Serial, USB | Temperature | +85 °C | ±0.6 °C | - | - | - | - | 0.01°C | Battery | - | IP54 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TGP-4204 | 2 | pt1000 | Serial, USB | Temperature | +100 °C | ±0.15 °C | - | - | - | - | 0.01°C | Battery | - | IP68 | -25°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Current | Talk 2 TK4802 | 1 | - | Serial, USB | Current | - | - | - | - | - | - | - | Battery | - | IP30 | -40°C | +85°C | - | 20mA dc | - | - | - |
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| Gemini | Alarm | Temperature | View 2 TV-4050 | 2 | NTC | Serial, USB | Temperature | +50 °C | ±0.4 °C | - | - | - | - | 0.02°C | Battery | - | IP65 | -30°C | +70°C | - | - | LCD | - | - |
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| Gemini | Alarm | Temperature | View 2 TV-4020 | 2 | NTC | Serial, USB | Temperature | +125 °C | ±0.35 °C | - | - | - | - | 0.02°C | Battery | - | IP65 | -30°C | +70°C | - | - | LCD | - | - |
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| Gemini | Alarm | Temperature | Ultra 2 TGU-4020 | 2 | NTC | Serial, USB | Temperature | +125 °C | ±0.6 °C | - | - | - | - | 0.02°C | Battery | - | IP54 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | Splash 2 TG-4105 | 1 | PT100 | Serial, USB | Temperature | +105 °C | ±0.35 °C | - | - | - | - | 0.01°C | Battery | - | IP68 | -30°C | +105°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TK-4023 | 1 | NTC | Serial, USB | Temperature | +125 °C | ±0.4 °C | - | - | - | - | 0.05°C | Battery | - | IP30 | -40°C | +85°C | - | - | - | - | - |
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| Gemini | Alarm | Humidity, Temperature | View 2 TV-4500 | 2 | Capacitive, NTC | Serial, USB | Temperature & Humidity | +50 °C | ±0.4 °C | - | - | - | - | 0.02°C | Battery | 100%RH | IP65 | -25°C | +70°C | ±3 %RH | - | LCD | - | 0.1%RH |
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| Gemini | Alarm | Temperature | Aquatic 2 TG-4100 | 1 | NTC | Serial, USB | Temperature | +70 °C | ±0.5 °C | - | - | - | - | 0.01°C | Battery | - | IP68 | -40°C | +70°C | - | - | - | - | - |
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| Gemini | Alarm | Temperature | TGU-4510 | 2 | NTC | Serial, USB | Temperature | +125 (Internal) °C, +85 (Internal) °C | ±0.6 °C | - | - | - | - | 0.1°C | Battery | - | IP54 | -40°C | +85°C | - | - | - | - | - |