FLUKE 725Ex Intrinsically Safe Process Calibrator

FLUKE 725Ex features

  • Intrinsically safe multifunction process calibrator
  • Meets I.S. Class I, Division 1 Groups B-D, 171°C compliance standards
  • Measures volts DC, mA, RTDs, thermocouples, frequency, and ohms
  • Sources or simulates volts DC, mA, RTDs, thermocouples, frequency and ohms

    Fluke 725Ex Datasheet

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    The Fluke 725Ex Intrinsically Safe Process Calibrator is powerful yet easy-to-use. Combined with one of the (eight) Fluke 750PEx Pressure Modules, the 725Ex is able to calibrate almost any process instrument likely to need service in an area where explosive gasses may be present.

    Specifications: Fluke 725Ex Series Process Calibrator

    Measurement Accuracy
    Voltage DC 30.000 V 0.02% + 2 counts (upper display)
    10.000 V 0.02% + 2 counts (lower display)
    90.00 mV 0.02% + 2 counts
    -10.00 mV to 75.00 mV 0.025% + 1 count (via TC connector)
    Current DC 24.000 mA 0.02% + 2 counts
    Resistance 0.0 to 400.0 Ω 0.1 Ω (4-wire), 0.15 Ω (2- and 3-wire)
    401 to 1500 Ω 0.5 Ω (4-wire), 1 Ω (2- and 3-wire)
    1500 to 3200 Ω 1 Ω (4-wire), 1.5 Ω (2- and 3-wire)
    Frequency 2.0 to 1000.0 CPM 0.05% + 1 count
    1.0 to 1100.0 Hz 0.05% + 1 count
    1.00 to 10.00 kHz 0.05% + 1 count
    Sensitivity 1 V peak-to-peak-minimum
    Pressure Accuracy from 0.025% of range using any of 8 intrinsic safe pressure modules (for detailed specifications refer to pressure modules in options and accessories). Modules available for differential, gauge, vacuum, absolute, dual and high pressure.
    Source Accuracy
    Voltage DC 100.00 mV 0.02% + 2 counts
    10.000 V 0.02% + 2 counts
    -10.00 mV to 75.00 mV 0.025% + 1 count (via TC connector)
    Current DC 24.000 mA (source) 0.02% + 2 counts
    24.000 mA (simulate) 0.02% + 2 counts
    Resistance 15.0 to 400.0 Ω 0.15 Ω (exc. current 0.15 to 0.5 mA), 0.1 Ω (exc. current 0.5 to 2 mA)
    401 to 1500 Ω 0.5 Ω (excitation current 0.05 to 0.8 mA)
    1500 to 3200 Ω 1 Ω (excitation current 0.05 to 0.4 mA)
    Frequency 2.0 to 1000.0 CPM 0.05%
    1.0 to 1100.0 Hz 0.05%
    1.00 to 10.00 kHz 0.25%
    Waveform 5 V p-p squarewave, -0.1 V offset
    RTDs and Thermocouples
    Measure accuracy NI-120 0.2°C
    PT-100 (385) 0.33°C
    PT-100 (393) 0.3°C
    PT-100 (JIS) 0.3°C
    PT-200 (385) 0.2°C
    PT-500 (385) 0.3°C
    PT-1000 (385) 0.2°C
    Resolution 0.1°C
    J 0.7°C
    K 0.8°C
    T 0.8°C
    E 0.7°C
    R 1.8°C
    S 1.5°C
    B 1.4°C
    L 0.7°C
    U 0.75°C
    N 0.9°C
    Resolution J, K, T, E, L, N, U: 0.1°C, 0.1°F B, R, S: 1°C, 1°F
    XK 0.6°C
    BP 1.2°C
    Source accuracy NI-120 0.2°C
    PT-100 (385) 0.33°C
    PT-100 (393) 0.3°C
    PT-100 (JIS) 0.3°C
    PT-200 (385) 0.2°C
    PT-500 (385) 0.3°C
    PT-1000 (385) 0.2°C
    Resolution 0.1°C
    Accuracy stated for 4-wire measurement.
    J 0.7°C
    K 0.8°C
    T 0.8°C
    E 0.7°C
    R 1.4°C
    S 1.5°C
    B 1.4°C
    L 0.7°C
    U 0.75°C
    N 0.9°C
    Resolution J, K, T, E, L, N, U: 0.1°C, B, R, S: 1°C
    XK 0.6°C
    BP 1.2°C
    Specifications
    Ramp functions Source functions Voltage, current, resistance, frequency, temperature
    Ramps Slow ramp, Fast ramp, 25% step-ramp
    Loop power function Voltage 12 V
    Accuracy 10%
    Maximum current 22 mA, short circuit protected
    Step functions Source functions Voltage, current, resistance, frequency, temperature
    Steps 25% of range, 100% of range
    Safety specifications
    Agency approvals I.S. Class I, Division 1 Groups B-D
    Mechanical and General Specifications
    Size 130 x 236 x 61 mm (5.188 x 9.291 x 2.402 in)
    Weight 0.85 kg (1.874 lbs.)
    Batteries 4 AA alkaline batteries
    Warranty Three year
    Battery replacement Separate battery compartment, accessible without breaking calibration seal
    Side port connections Pressure module connector