Part of the Hanwell Pro HL4000T Series, the HL4001 (single channel) and HL4002 (dual channel)  temperature data loggers include LCD display.

Instrument measuring range: -40°C to +60°C

The HL4001 (single channel) and HL4002 (dual channel) are multi channel thermistor logger units measuring a temperature range of -40°C to +60°C. This reliable transmitter is used with our renowned Hanwell Pro temperature humidity monitoring system for 24/7 data and instant alarm notifications.