Dwyer SPPM-HSG24 is a Smart Programmable Panel Meter with a temperature range of 32 to 104°F (0 to 40°C) and an accuracy of ±2.0°F (±1.0°C). It is powered by a USB port through the SPPM panel meter and has an enclosure rating of NEMA 4X (IP66). The meter features a 2.4", 2.8" or 3.5" TFT full-color screen and can be mounted on a panel. It is suitable for indoor or outdoor use and is made of painted aluminum and glass. The meter has various connection options including screw terminals, pin connection, or USB. It has a current consumption of up to 190 mA and accepts current inputs ranging from 0 to 50 mA and voltage inputs ranging from 0 to 40 VDC. The probe range varies depending on the probe type (K-type, J-type, or T-type). It has a sampling rate of 3 samples per second and a warm-up time of 30 seconds. The meter is compatible with Windows® 7, Windows® 8, and Windows® 10.