Other useful features: Easy-to-access battery door that allows replacing the battery without breaking the calibration seal Comes with splash- and dust-resistant case protected by an impact-absorbing holster and a three-year warranty Powered by three, standard AA batteries -30- Includes an electronic offset function that compensates for thermocouple errors to maximize overall accuracy Handles temperatures up to 900°C (1600°F) Provides a user-friendly front panel that is easy to set up and operate Offers sleep mode to increase battery life; 1000-hour battery life typical Offers optional ToolPak accessory to hang the thermometer from any metal object (with the rare earth magnet) or secure around a pipe (with hook-and-loop straps) for hands-free operation Specifications: Fluke 51 II Handheld Digital Probe Thermometer Specifications Temperature accuracy Above -100°C J, K, T, E, and N-type: ±[0.05% 0.3°C]1 R and S-type: ±[0.05% 0.4°C]1 Below -100°C J, K, E, and N-types: ±[0.20% 0.3°C]1 T-type: ±[0.50% 0.3°C] Temperature J-type -210°C to 1200°C K-type -200°C to 1372°C T-type -250°C to 400°C E-type -150°C to 1000°C N-type -200°C to 1300°C1 R and S-type 0°C to 1767°C1 Temperature scale ITS-90 Applicable standards NIST-175 Display resolution 0.1°C, 0.1 K < 1000 1°C, 1 K ≥ 1000 1. Only the Fluke Models 53 II B and 54 II Bthermometers are capable of measuring N, R, and S-type thermocouples. Environmental Specifications Operating temperature -10°C to 50°C Storage temperature -40°C to 60°C Humidity (without condensation) 0% to 90%; 0°C to 35°C 0% to 70%; 0°C to 50°C Safety Specifications Overvoltage category CSA C22.2 No. 1010.1 1992; EN 61010 Amendments 1,2 Agency approvals CE, CSA, TÜV (pending) Mechanical and General Specifications Size (L x W x D) 173 x 86 x 38 mm Weight 400 g Batteries 3 AA batteries; typical 1000-hour life
