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EXTECH RH550 Humidity/Temperature Chart Recorder
Simultaneously datalog and monitor relative humidity, temperature, and calculated dew point on the Extech RH550. It features live or user-scheduled recording time and programmable Min/Max alarm set points. A built-in stand is included for desktop use, as well as a bracket for wall-mounting. The RH550 also features a field-replaceable probe that can be attached to the monitor or on a 6 ft (1.8 m) cable. This recorder is useful in office buildings, conference rooms, labs, hospitals, cleanrooms, greenhouses, food storage facilities, and more.
EXTECH RH550 Features:
- Large 7″ (178 mm) high-resolution color TFT LCD (1024 x 600 pixels) with display zoom feature, interactive touch screen menu, and screen capture capability with finger swipe
- Simultaneous numerical and graphical display of real-time Humidity, Temperature and Dew Point readings, plus Time and Date in Live Mode
- Internal 16 GB memory for capturing up to 20,000 data points in CSV format that can be transferred to a computer via USB port
- User selectable 1 second to 24 hour sampling rate
- Audible and visual alarm with Hi/Low set points
- View recorded alarm values by date sorting or by temperature and humidity values
- Memory progress bar indicates used memory and percentage of free memory remaining
- Recall saved data files using History Mode
- MIN/MAX records minimum and maximum values for all 3 units of measure
- Field-replaceable probe does not require recalibration
- Probe can either be clipped directly onto the tablet or attached to a cable to extend up to ~6 ft (1.8 m) for measurements in closed environments
- Up to 3 probe cables (RH550-C) can be connected together (one is included)
- Desktop or wall mount
- Complete with built-in stand, wall mount bracket, RH550-P detachable probe, RH550-C probe cable (6 ft /1.8 m), USB cable, universal adaptor with multiplugs (US, EU, UK, AU), and internal rechargeable battery
EXTECH RH550 Specifications:
| Specifications | Range | Max Resolution | Basic Accuracy |
|---|---|---|---|
| Relative Humidity | 10% to 95% RH | 0.1% RH | ±2.5% RH |
| Temperature (sensor directly attached to tablet) | 14 to 104°F (-10 to 40°C) | 0.1° | ±0.9°F (±0.5°C) |
| Temperature (sensor attached to cable) | -4 to 176°F (-20 to 80°C) | 0.1° | ±0.9°F (±0.5°C) |
| Dew point (calculated) | -4 to 176°F (-20 to 80°C) | 0.1° | |
| Internal Memory Storage | 16 GB | ||
| Sample Rate | 1 sec to 24 hrs | ||
| Extension Cable | Connect up to 3 cables (RH550-C) | ||
| Dimensions | Tablet: 7.8 x 4.6 x 1″ (198 x 118 x 25.7 mm) Viewable Screen: 7″ (178 mm) RH550-P probe: 3.1 x 0.6 x 0.4″ (79 °— 15.8 °— 10 mm) RH550-C cable: ~6.5 ft (197 cm) cable length; ~6.9 ft (210 cm) cable length and two end connectors | ||
| Weight | Tablet: 12.9 oz (365 g) Tablet with probe and cable: 15 oz (425 g) RH550-P probe: 0.4 oz (11.3 g) RH550-C cable: 1.7 oz (47 g) | ||
