The HL-NT3 has two additional external probe inputs. Further probes can be connected to the logger using a docking station.

Applications
Clean rooms, storerooms, server rooms, production areas, residential and office rooms, shipping

Features
• Two external probe inputs plus optional internal probe
• Saves 47'000 data records per MB card storage capacity （incl. 32 MB card）
• Range of application: -30…70 °C （-10…60 °C, with display）, 0…100 %rh
• Calculation of all psychrometric parameters
• Integrated clock for timestamp for every measured value
• Freely selectable logging interval, 5 s…24 h
• Power supply: 9 V （battery, rechargeable battery or docking station）
• Networkable with PC, via docking station （USB, Ethernet, WLAN）
• Audible alarm
• IP40