REED TH400
4-inch Dial Thermo-Hygrometer
for relative humidity & ambient moisture content
Discontinued
See: TH600

• Easy-to-read 4-inch diameter dial
• Registers relative humidity from 0 to 100% in 1% divisions
• Built-in thermometer reads from -15 to 55°C
• Recalibration screw is on the back of the case
• Wall mountable
• Optimum comfort ranges for each parameter are marked on the dial face