Vaisala HMT120 RH/Temperature Transmitter, No Display, Wall Mount, 4–20 mA Output

The Vaisala HMT120 RH/Temperature Transmitter with No Display is a high-performance solution for monitoring both humidity and temperature in demanding environments. This wall-mount transmitter provides reliable RH and temperature measurement with 4–20 mA output, making it ideal for HVAC systems, stability rooms, livestock facilities, indoor swimming pools, and outdoor applications. Its smooth, easy-to-clean housing ensures resistance to purifying agents, while the removable probe allows hassle-free replacement without adjusting the transmitter.

Product Features

• Measures relative humidity with the option of dew point and temperature outputs
• Probe can be easily removed and replaced without adjusting the transmitter
• Two-wire, loop-powered output configurations
• Fixed and remote probe models available
• Optional LCD display
• Vaisala HUMICAP sensor ensures precise and stable measurements
• Different output scalings to suit your application needs
• Compatible with handheld HM70 and HMI41 for one-point calibration
• IP65 (NEMA 4) protective housing for harsh environments

Note: Other options may be available — call for more information.

Benefits

• Reliable operation in challenging environments thanks to durable housing and proven HUMICAP sensor technology
• Flexible installation with wall-mount or remote probe options
• Easy maintenance – probe replacement does not require recalibration of the transmitter
• Accurate and stable RH and temperature measurements for HVAC, industrial, and environmental monitoring applications
• Optional LCD display for convenient on-site readings

Why Choose the Vaisala HMT120 RH/Temperature Transmitter, No Display, Wall Mount, 4–20 mA Output?

The Vaisala HMT120 RH/Temperature Transmitter with No Display delivers precise and stable humidity and temperature measurements with flexible installation and output options. Its robust design, IP65 protection, and user-friendly probe replacement make it a reliable choice for industrial, environmental, and commercial monitoring applications. Whether you need a wall-mounted or remote solution, the HMT120 ensures consistent performance in any setting.