Extech RH520B Humidity and Temperature Chart Recorder in Pakistan

The Extech RH520B is a high-performance humidity and temperature chart recorder with a detachable probe and built-in graphical datalogger. Designed for professionals, this device provides accurate real-time monitoring of relative humidity, temperature, and dew point in a wide range of environments including laboratories, warehouses, HVAC systems, and pharmaceutical facilities.

The device supports simultaneous digital and graphical display of %RH, temperature, or dew point, along with high/low alarms, making it ideal for maintaining controlled environmental conditions. With internal memory capable of storing up to 49,000 data points, it offers reliable long-term data recording and easy transfer to PC for analysis.

Key Features

• Real-time display of humidity, temperature, or dew point

• Graphical datalogging with time and date stamp

• Detachable probe with cable for flexible placement

• Internal memory stores up to 49,000 readings

• High and low alarm settings with graphical alerts

• Adjustable vertical and horizontal graph resolution

• Built-in stand and wall mounting bracket

• Compatible with PC software for data export and analysis

• LCD shows percentage of memory remaining

Technical Specifications

• Model: RH520B

• Brand: Extech

• Humidity Range: 10% to 90% RH

• Temperature Range: Up to 140°F (60°C)

• Accuracy: ±1.0°C, ±0.5% RH

• Power Supply: AA alkaline batteries

• Mounting Type: Tabletop or wall mount

• Memory Capacity: 49,000 data points

• Product Dimensions: 9.4 x 7.7 x 3.2 inches

• Item Weight: 357 grams

• Included Accessories: Detachable RH550-P probe, RH550-C cable, wall bracket, stand, batteries

Who Should Buy It

Suitable For

• Environmental monitoring professionals

• Laboratory technicians

• HVAC system maintenance and installation teams

• Industrial quality control teams

• Pharmaceutical storage monitoring

Not Recommended For

• Casual users looking for basic readings

• Projects that do not require long-term data logging

• Users on a tight budget seeking entry-level options

Why Buy from Test Instruments Pakistan

• 100% original product

• Imported from the USA

• Fast delivery across Pakistan

• Local support and service assistance

• Secure packaging and warranty options