Greisinger GMH38-LW1-TF Humidity and Temperature Sensor Head (606830)

Precise humidity and temperature measurement in demanding environments requires a sensor that delivers reliable data without compromise. The Greisinger GMH38-LW1-TF sensor head is engineered for professionals who need accurate readings in laboratories, HVAC systems, and industrial processes.

Who is it for

This sensor head is ideal for technicians, engineers, and quality control specialists using Greisinger GMH 3810, GMH 3830, or GMH 3850 handheld meters. It is suited for applications where stable, repeatable humidity and temperature data is critical.

Main features

• Capacitive humidity sensor with Pt1000 temperature element for high accuracy.
• Wide measurement range: 0.0 to 100.0 % RH and -25.0 to +70.0 °C.
• Fast response time of approximately 10 seconds in still air.
• Durable probe with 100 mm sensor tube and 1 meter cable.
• 7-pin bayonet connector for secure attachment to compatible meters.
• Supports 2-point or 3-point humidity calibration for long-term accuracy.

Specifications

• Humidity measurement range: 0.0 to 100.0 % RH (non-condensing)
• Temperature measurement range: -25.0 to +70.0 °C
• Humidity accuracy: ±2.5 % RH (10-90% RH @ 25°C)
• Temperature accuracy: ±0.5 °C (at 25°C)
• Response time: approx. 10 seconds (t90 in still air)
• Long-term stability: < 1 % RH per year
• Probe diameter: 14 mm
• Probe length: 100 mm
• Cable length: 1 meter
• Connector type: 7-pin bayonet

Tips

For optimal accuracy, calibrate the sensor head regularly using the supported 2-point or 3-point calibration procedure. Avoid condensation on the sensor element to maintain measurement integrity.