Overview For the temperature calibration professional that wants a highly accurate, easy-to-use, single function RTD temperature calibrator the Fluke 712B RTD Calibrator is the ideal test tool. Features The 712B can measure and simulate (13) different RTD types and resistance Measure 4 to 20 mA signals while simultaneously sourcing a temperature signal Hanging tool designed in and included with every unit Configurable 0% and 100% source settings for quick 25% linearity checks Linear ramp and 25% step auto ramp based on 0% and 100% settings Dual inputs and backlit display for easy interpretation of measurements Power down settings remembered at power up for easy restart of tests 1-year and 2-year specifications and traceable certificate of calibration Includes Magnetic hanging tool Batteries Manual Traceable calibration certificate Test leads Specifications General Specifications Maximum voltage applied between any terminal and earth ground or between any two terminals 30 V Operating temperature -10°C to 50°C Storage temperature -30°C to 60°C Operating altitude 2,000 m Storage altitude 12,000 m Relative humidity (% RH operating without condensation) Non condensing 90% (10°C to 30°C) 75% (30°C to 40°C) 45% (40°C to 50°C) (Without condensation) Vibration requirements MIL-T-28800E, Class 2 Drop text requirements 1 m IP Rating IEC 60529: IP52 Electromagnetic environment IEC 61326-1, Portable Safety IEC 61010-1, Max 30 V to earth, Pollution Degree 2 Power supply 4 AA NEDA 1.5A IEC LR6 batteries Size (H x W x L) 52.5 x 84 x 188.5 mm Weight 515 g DC mA Measurement Resolution 0-24 mA Range 0.001 mA Accuracy (% of reading + counts) 0.010% + 2 μA Temperature coefficient ± (0.002% of reading + 0.002% of range) /°C ( < 18°C or >28°C) Ohms Measurement Ohms range Accuracy (% of reading +counts) 0.00 Ω to 400.00 Ω 0.015% + 0.05 Ω 400.0 Ω to 4000.0 Ω 0.015% + 0.5 Ω Read accuracy is based on 4-wire input. For 3-wire ohm measurements, assuming all three leads are matched, add 0.05 Ω (0.00 Ω~400.00 Ω), 0.2 Ω (400.0 Ω~4000.0 Ω) to the specifications. Temperature coefficient ±(0.002% of reading + 0.002% of range) / °C (< 18°C or > 28°C) Ohms Source Ohms range 1.0 Ω to 400.0 Ω 1.00 Ω to 400.00 Ω 400.0 Ω to 1500.0 Ω 1500.0 Ω to 4000.0 Ω Excitation current from measurement device 0.1 mA to 0.5 mA 0.5 mA to 3 mA 0.05 mA to 0.8 mA 0.05 mA to 0.4 mA Accuracy (% of reading + counts) 0.015% + 0.1 Ω 0.015% + 0.05 Ω 0.015% + 0.5 Ω 0.015% + 0.5 Ω Resolution 0.00 Ω to 400.00 Ω 0.01 Ω 400.0 Ω to 4000.0 Ω 0.1 Ω Temperature coefficient ± (0.002% of reading + 0.002% of range) /°C ( 28°C)Supports pulsed transmitters and PLCs with pulse times as short as 5 ms RTD Input and Output RTD Type (α) Range (°C) Measure (°C) Source (°C) 1-year 2-year Source current 1-year 2-year 10 Ω Pt (385) -200 to 100°C 1.5°C 3°C 1 mA 1.5°C 3°C 100 to 800°C 1.8°C 3.6°C 1 mA 1.8°C 3.6°C 50 Ω Pt (385) -200 to 100°C 0.4°C 0.7°C 1 mA 0.4°C 0.7°C 100 to 800°C 0.5°C 0.8°C 1 mA 0.5°C 0.8°C 100 Ω Pt (385) -200 to 100°C 0.2°C 0.4°C 1 mA 0.2°C 0.4°C 100 to 800°C 0.015% +0.18°C 0.03%+0.36°C 1 mA 0.015%+0.18°C 0.03%+0.36°C 200 Ω Pt (385) -200 to 100°C 0.2°C 0.4°C 500 μA 0.2°C 0.4°C 100 to 630°C 0.015%+0.18°C 0.03%+0.36°C 500 μA 0.015%+0.18°C 0.03%+0.36°C 500 Ω Pt (385) -200 to 100°C 0.3°C 0.6°C 250 μA 0.3°C 0.6°C 100 to 630°C 0.015%+0.28°C 0.03% +0.56°C 250 μA 0.015%+0.28°C 0.03% +0.56°C 1000 Ω Pt (385) -200 to 100°C 0.2°C 0.4°C 250 μA 0.2°C 0.4°C 100 to 630°C 0.015%+0.18°C 0.03%+0.36°C 250 μA 0.015%+0.18°C 0.03%+0.36°C 100 Ω Pt (3916) -200 to 100°C 0.2°C 0.4°C 1 mA 0.2°C 0.4°C 100 to 630°C 0.015%+0.18°C 0.03%+0.36°C 1 mA 0.015%+0.18°C 0.03%+0.36°C 100 Ω Pt (3926) -200 to 100°C 0.2°C 0.4°C 1 mA 0.2°C 0.4°C 100 to 630°C 0.015%+0.18°C 0.03%+0.36°C 1 mA 0.015%+0.18°C 0.03%+0.36°C 10 Ω Cu (427) -100 to 260°C 1.5°C 3°C 1 mA 1.5°C 3°C 120 Ω Ni (672) -80 to 260°C 0.15°C 0.3°C 1 mA 0.15°C 0.3°C 50 Ω Cu (427) -180 to 200°C 0.4°C 0.7°C 1 mA 0.4°C 0.7°C 100 Ω Cu (427) -180 to 200°C 0.2°C 0.4°C 1 mA 0.2°C 0.4°C YSI400 15 to 50°C 0.2°C 0.4°C 250 μA 0.2°C 0.4°C 1. Sensor inaccuracies not included.2. Resolution: 0.1°C.3. Read accuracy is based on 4-wire input. For 3-wire RTD measurements, assuming all three RTD leads are matched, add 1.0°C (Pt10 and Cu10), 0.6°C (Pt50 and Cu50), 0.4°C (Other RTD types) to the specifications.4. Source Accuracy in source mode is based on 0.5 mA~3 mA (1.00 Ω~400.00 Ω), 0.05 mA~0.8 mA (400.0 Ω~1500.0 Ω), 0.05 mA~0.4 mA (1500.0 Ω ~4000.0 Ω), excitation current (0.25 mA for Pt1000 range).5. Temperature Coefficient: ±0.05°C /°C for measure, ±0.05°C /°C (< 18°C or > 28°C) for source.6. Supports pulsed transmitters and PLCs with pulse times as short as 5 ms. Fluke 712B and 714B Temperature Calibrators Data Sheet
