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B-530 Humidity Sensor for Graphtec Data Loggers

Measures 0 to 100% Relative Humidity

Connect the B-530 humidity sensor to any GL220, GL240, GL820, GL840, GL900, GL7000, or MT100 for humidity measurements.

  • Measures 0 to 100% RH
  • Accuracy of ±3% RH at 25°C
  • 3 meter length (9.84 feet)
  • Power the B-530 via the data logger's 5V power supply
  • Connects to any available analog voltage channel on the data logger


Humidity Sensor

B-530 Graphtec Humidity Sensor


3-meter humidity sensor with dedicated power connector. Learn More.

With a 3 meter cable, the B-530 is powered via the data loggers 5V supply and connects to an available analog voltage channel.
B-530 Humidity Sensor Connected to GL220


Item Description
Allowable temperature range -25 to +80°C
Allowable humidity range 0 to 100% RH
Relative humidity measurement accuracy ±3% RH (5 to 98% RH at 25°C)
Method Capacitance method
Relative humidity measurement accuracy (5-98%)
Measurement Environment Measurement Accuracy
0-10°C ±5% RH
10-20°C ±4% RH
20-30°C ±3% RH
30-40°C ±4% RH
40-50°C ±5% RH
50-60°C ±6% RH
60-70°C ±7% RH
70-80°C ±8% RH
Response time 15 seconds (90% response with membrane filter installed
Sensor output 0 to 1 VDC
Sensor power +5 to +16 VDC
Consumption current Approx. 4mA
External dimensions 14mm × 18mm (excluding cable)
Cable length 3 meters