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PIE 525B

Features

  • Calibrate T/C instruments to 0.1 & 0.01 °F & °C
    Types J, K, T, E, R, S, B, N, G, C, D, L (J DIN), U (T DIN) & P (Platinel): -13.000 to 80.000 mV
  • Calibrate RTD instruments to 0.1 & 0.01 °F & °C
    Pt 10, 50, 100, 200, 500 & 1000 Ohm (3850)
    Pt 100 Ohm (alpha=3902, 3916, 3926)
    Cu 10 & 50 Ohm and Ni 120 Ohm
  • Calibrate with Confidence
    Resolution to 0.01 °F & °C; accurate to 0.2°
    Cold Junction Sensor accurate to 0.05°C
  • Verify Heat Treating Uniformity Survey Recorders and perform System Accuracy Tests
    The PIE 525B is capable of meeting the requirements of an AMS 2750 Field Test Instrument when certified by an accredited laboratory.
  • Troubleshoot RTD Sensors & Instruments
    Automatic detection of 2, 3 or 4 wire connections indicates when individual wire connections are open. Verify proper instrument operation by measuring the excitation current.
  • Faster Calibrations
    Instantly select three outputs with EZ-CHECK switch
    Easily find trip points with two speed EZ-DIAL knob & Automatic Stepping
  • Easily Change T/C and RTD Types & Scale
    Double click to select T/C or RTD type & °F & °C
  • Use in the Plant, Field or Shop
    Includes Rubber Boot and mV Test Leads
    Low profile switches resist accidental damage
    Brass screws for T/C wires plus mini T/C socket
  • Easy-to-Read Display
    Turn on the backlight to read in dark areas of the plant
  • Simple “No Tool” Battery Changes
    Four inexpensive “AA” batteries
  • Verify Resistance, Cold Junction Temperature & Output
    Secondary Display of Resistance for RTDs and compensated millivolt setting and cold junction temperature for T/C.
  • Optional Accessories
    Wire & Mini T/C Plug: J, T, E, K (020-0202); B, R/S, K (020-0203)

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The Practical Instrument Electronics (PIE) 525B thermocouple and RTD calibrator is an automated, high accuracy instrument designed to calibrate all your thermocouple and RTD instruments and measure temperature sensors.

General
Operating Temperature Range -20 to 60 °C (-5 to 140 °F)
Storage Temperature Range -30 to 60 °C (-22 to 140 °F)
Temperature effect ≤ ±50 ppm/°C;
Cold Junction Sensor ≤ ±25 ppm/°C
Relative Humidity Range 10 % ≤RH ≤90 % (0 to 35 °C), Non-condensing
  10 % ≤RH≤ 70 % (35 to 60 °C), Non-condensing
Normal Mode Rejection 50/60 Hz, 50 dB
Common Mode Rejection 50/60 Hz, 120 dB
Size 5.63 x 3.00 x 1.60 in, 143 x 76 x 41mm (L x W x H)
Weight 12.1 ounces, 0.34 kg with boot & batteries
Batteries Four “AA” Alkaline 1.5V (LR6)
Optional NiMh Rechargeable battery kit 120 VAC for North America Only; charger, four NiMh batteries, AC & DC cords [Part # 020-0103]
Battery Life 50 Hours
Low Battery Low battery indication with nominal 1 hour of operation left
Protection against misconnection Over-voltage protection to 60 vrms (rated for 30 seconds) Red LED indicates OVERLOAD or out of range conditions
Display High contrast graphic liquid crystal display. LED backlighting for use in low lit areas.
Voltage Source
Ranges and Resolution -13.000 to 80.000 mV & -13.0000 to 80.0000 mV
Accuracy ±(0.008% of Setting + 0.006 mV)
Source Current ≥ 10 mA
Output Impedance < 0.3 Ohm
RMS Noise ≤ ± 0.0005 mV from 0.1 to 10 Hz
Short Circuit Duration Infinite
Voltage Read
Range and Resolution Same as Voltage Source
Accuracy ±(0.008% of Reading + 0.006 mV)
Input resistance ≥ 10 MΩ
Thermocouple Source
Accuracy ±(0.008% of Setting + 0.006 mV)
Cold Junction Compensation ± 0.09°F (±0.05 °C) - Thermistor traceable to NIST for 11 years
Output Impedance < 0.3 Ohms
Source Current > 10 mA (drives 80 mV into 10 Ohms)
RMS Noise ≤ ± 0.0005 mV from 0.1 to 10 Hz
Thermocouple Read
Accuracy ±(0.008% of Reading + 0.006 mV)
Cold Junction Compensation ± 0.09°F (±0.05 °C) - Thermistor traceable to NIST for 11 years
Input Impedance > 10 Megohms
Open Thermocouple Threshold: 10,000 Ohms nominal Pulse: < 10 microamp pulse for 300 milliseconds


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