Fluke 712B RTD Calibrator
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For the temperature calibration professional that wants a highly accurate, easy-to-use, single function RTD temperature calibrator the Fluke 712B is the ideal test tool.
- 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 certification of calibration
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 ( <18°C or >28°C)
Supports pulsed transmitters and PLCs with pulse times as short as 5 msRTD 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°C0.03%
+0.36°C1 mA 0.015%
+0.18°C0.03%
+0.36°C200 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°C0.03%
+0.36°C500 μA 0.015%
+0.18°C0.03%
+0.36°C500 Ω Pt (385) -200 to 100°C