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rh520 paperless chart recorder

RH & Temperature Paperless Chart Recorder

Extech Paperless Recorder with Real-Time Recording and Monitoring

Part Number: RH520A

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  • Cost Effective Recording Eliminates the Need for Replacement Charts and Pens
  • Unique Paperless Monitoring with Programmable Sample Rates
  • Memory Status Feature Alerts User of Remaining Memory
  • User Programmable High and Low Alarm Limits Trigger a Built-in Audible Alarm
  • Probe with Remote Cable Ideal for Reaching into Ducts and Humidity Chambers

Includes Built-in Stand, Detachable Probe with 3ft Cable, RS-232 Serial Cable, RS-232 to USB Adapter, PC Software (LabView-Based), 100-240 VAC50/60Hz Adapter, (3) AA Batteries and Stand

Special order - please allow 7-10 days for this item to ship.


All Calibration Orders Have a 5 to 7 Business Day Lead Time
1 Year Calibration Due Date Unless Otherwise Specified

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Extech RH520A RH & Temperature Paperless Recorder Specifications

Display Large, backlit graphical LCD
Temperature Measurement Range -20°F to 140°F (-28°C to 60°C)
Humidity Measurement Range 10 to 95% RH
Dew Point Temperature -20°F to 140°F (-28°C to 60°C)
Accuracy Humidity: ±3.0% RH
Temperature: 1.8°F (1°C)
Data Storage Capacity 49,152 Samples/Readings
Sampling Interval Selectable recording rate: 0.1 to 199.9 minutes
Graph Scaling User selectable in 10°F, 5°C and 10% increments
Low Battery Indication 5-segment battery indicator
Power Supply Three (3) "AA" Batteries and AC adapter (included)
Battery Life 4 weeks typical, using alkaline batteries
Operating Temperature Control Module & Display: 0°F to 120°F (0°C to 50°C)
Sensor: -20°F to 140°F (-28°C to 60°C)
Operating Humidity Control Module and Display: 90% RH max.
Sensor: 95% RH max.
Software Compatibility Windows 95,98,2000,NT,ME and XP
Weight 12.6oz (357g)
Dimensions 5.0" x 7.7" x 0.9" (127 x 196 x 23mm)

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