• Easy one-hand operation
  • Temperature measurement range: -4 to 140°F (-20 to 60°C)
  • Relative humididty range: 0 to 100% RH
  • Measures temperature in °F and °C
  • Accurate NTC sensor
  • Quick response RH sensor
  • MAX and HOLD functions
  • 2000-count backlit LCD
  • Lightweight and compact
  • Removable protective sensor cover
  • Includes rugged, shockproof, protective, dirt resistant holster


The AEMC CA846 Digital Thermometer / Hygrometer is a portable, compact digital meter designed for simplicity and one-hand operation. The meter uses an NTC as the temperature sensor, providing excellent response time to changes in temperature, good repeatability and accurate readings. The Model CA846 also utilitizes a thin film polymer capacitive type relative humidity sensor as hygrometer sensor, offering excellent recovery from 100% moisture, and fast response time and durability.

Applications include:

  • Greenhouses
  • HVAC installation and maintenance
  • Office environments
  • Labs
  • Environmental studies
  • Weather monitoring
  • Food distribution