ERhi is the latest in innovation from DRYTECH and gives a new take on an old technology. The Electronic Relative Humidity Indicator combines RH, Temperature and Dew Point Display all into a single unit. Please see the attached data sheet for more information and look out for the launch of Mini ERhi.

Ingress Protection: IP67
Operating Temperature: -20 deg C to +60 deg C
Storage Temperature: -40 deg C to +80 deg C
Power Source: Flat lithium (coin cell) battery
Nominal Voltage: 3 Volts
Nominal Capacity: 200 mAh
Estimated Life: 5 Years (battery)
Available Options: RF

Unit of Measure


Thread Size

N/A Bulk Head Mount

Outer Diameter

N/A 50mm

Overall Length

N/A 32 mm

Relative Humidity

N/A -5%RH to 80% RH

Ingress Protection

N/A IP67