Measure, analyze, and document all indoor air quality and comfort level parameters with this universal IAQ instrument. Additionally, this instrument comes equipped with a built-in measurement assistant which supplies optimum support for carrying out airflow and comfort level measurements in conformity with the standards.
Measure, analyze, and document all indoor air quality and comfort level parameters with this universal IAQ instrument. Additionally, this instrument comes equipped with a built-in measurement assistant which supplies optimum support for carrying out airflow and comfort level measurements in conformity with the standards.
Enables indoor air quality professionals to measure, document, and analyze all IAQ parameters with this instrument.
Features
Applications
Temperature - NTC | |
Measuring Range | -40 to 302°F (-40 to 150°C) |
Accuracy | ±0.2°C ±1 Digit (-25 to 74.9°C) ±0.4°C ±1 Digit (-40 to -25.1°C) ±0.4°C ±1 Digit (75 to 99.9°C) ±0.5% of mv ±1 Digit (Remaining Range) |
Resolution | 0.1°C |
Temperature - TC Type K (NiCr-Ni) | |
Measuring Range | -328 to 2498°F (-200 to 1370°C) |
Accuracy | ±(0.3°C + 0.1% of mv) ±1 Digit |
Resolution | 0.1°C |
Differential Pressure (Internal Sensor) - Piezoresistive | |
Measuring Range | -100 to 200 hPa |
Accuracy | ±(0.3 Pa + 1% of mv) ±1 Digit (0 to 25 hPa) ±(0.1 hPa + 1.5% of mv) ±1 Digit (25.001 to 200 hPa) |
Resolution | 0.0001 hPa |
Absolute Pressure (Internal Sensor and External Probe) | |
Measuring Range | 700 to 1100 hPa |
Accuracy | ±3 hPa |
Resolution | 0.1 hPa |
General Technical Data | |
Storage Temperature | -4 to 140°F (-20 to 60°C) |
Memory | 2 GB |
Interface | Bluetooth® USB WLAN |
Power Supply | Rechargeable li-ion battery (5550 mAh) |
Display Type | 5.0" touch display, HD 1280, 720 pixels, IPS (160 k) |
Battery Life | Approximately 10 hrs continuous operation |
Connectable Probes | 4 x digital Bluetooth® probe or testo Smart Probe 2 x digital probe with fixed cable or temperature probe NTC with fixed cable (via Testo Universal Connector - TUC) 2 x temperature probe TC type K with fixed cable |
Camera Image Size | Main camera: 8.0 MP Front camera: 5.0 MP |
Protection Class | IP40 |
Operating Temperature | 23 to 113°F (-5 to 45°C) |
Dimensions | 8.3 x 3.7 x 1.5" (210 x 95 x 39 mm) |
Weight | 1.12 lbs (510 g) |
Click on a category to view a selection of compatible accessories with the Testo 400 Universal IAQ Instrument.
Temperature - NTC | |
Measuring Range | -40 to 302°F (-40 to 150°C) |
Accuracy | ±0.2°C ±1 Digit (-25 to 74.9°C) ±0.4°C ±1 Digit (-40 to -25.1°C) ±0.4°C ±1 Digit (75 to 99.9°C) ±0.5% of mv ±1 Digit (Remaining Range) |
Resolution | 0.1°C |
Temperature - TC Type K (NiCr-Ni) | |
Measuring Range | -328 to 2498°F (-200 to 1370°C) |
Accuracy | ±(0.3°C + 0.1% of mv) ±1 Digit |
Resolution | 0.1°C |
Differential Pressure (Internal Sensor) - Piezoresistive | |
Measuring Range | -100 to 200 hPa |
Accuracy | ±(0.3 Pa + 1% of mv) ±1 Digit (0 to 25 hPa) ±(0.1 hPa + 1.5% of mv) ±1 Digit (25.001 to 200 hPa) |
Resolution | 0.0001 hPa |
Absolute Pressure (Internal Sensor and External Probe) | |
Measuring Range | 700 to 1100 hPa |
Accuracy | ±3 hPa |
Resolution | 0.1 hPa |
General Technical Data | |
Storage Temperature | -4 to 140°F (-20 to 60°C) |
Memory | 2 GB |
Interface | Bluetooth® USB WLAN |
Power Supply | Rechargeable li-ion battery (5550 mAh) |
Display Type | 5.0" touch display, HD 1280, 720 pixels, IPS (160 k) |
Battery Life | Approximately 10 hrs continuous operation |
Connectable Probes | 4 x digital Bluetooth® probe or testo Smart Probe 2 x digital probe with fixed cable or temperature probe NTC with fixed cable (via Testo Universal Connector - TUC) 2 x temperature probe TC type K with fixed cable |
Camera Image Size | Main camera: 8.0 MP Front camera: 5.0 MP |
Protection Class | IP40 |
Operating Temperature | 23 to 113°F (-5 to 45°C) |
Dimensions | 8.3 x 3.7 x 1.5" (210 x 95 x 39 mm) |
Weight | 1.12 lbs (510 g) |
Click on a category to view a selection of compatible accessories with the Testo 400 Universal IAQ Instrument.