Fluke 714C User Manual
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Fluke 714C User Manual

Fluke 714C User Manual

Thermocouple calibrator
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714C
Thermocouple Calibrator
Users Manual
January 2014
© 2014 Fluke Corporation. All rights reserved. Specifications are subject to change without notice.
All product names are trademarks of their respective companies.

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Summary of Contents for Fluke 714C

  • Page 1 714C Thermocouple Calibrator Users Manual January 2014 © 2014 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
  • Page 2 LIMITED WARRANTY AND LIMITATION OF LIABILITY This Fluke product will be free from defects in material and workmanship for three years from the date of purchase. This warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alteration, contamination, or abnormal conditions of operation or handling.

  • Page 3: Table Of Contents

    Table of Contents Title Page Introduction ........................1 How to Contact Fluke ..................... 1 Safety Information ......................3 Safe Working Practices ....................3 Standard Equipment....................... 5 Input and Output Terminals .................... 7 Keys ..........................9 Display ........................... 11 Auto Power-Off ....................... 13 Auto Backlight-Off ......................
  • Page 4 714C Users Manual Scale mA Channel to Temperature................22 Set 0 % and 100 % Output Parameters ................. 22 Step and Ramp Modes ....................23 Select Step or Ramp Mode ..................23 Set Step and Ramp Range ..................23 Auto Storage of Settings ....................23 Replace the Batteries ....................
  • Page 5 List of Tables Table Title Page Summary of Source and Measure Functions ................ 2 International Symbols ......................4 Input/Output Terminals and Connectors ................8 Key Functions ........................10 Elements on the Display ......................12 Thermocouple Types Accepted ..................... 17 Replacement Parts ........................ 26...
  • Page 6 714C Users Manual...
  • Page 7 List of Figures Figure Title Page Standard Equipment ......................6 Input/Output Terminals and Connectors ................7 Keys ............................9 Elements of a Typical Display ....................11 Magnet Mounting with Hanging Strap ................... 14 Connections for Supplying Loop Power ................15 Measure Temperature with a Thermocouple .................
  • Page 8 714C Users Manual...

  • Page 9: Introduction

    • Introduction Canada: 1-800-36-FLUKE (1-800-363-5853) • Europe: +31 402-675-200 The Fluke 714C Thermocouple Calibrator (the Product) is a handheld, battery-operated instrument that measures • Japan: +81-03-6714-3114 and sources a variety of thermocouples. It also has an isolated channel to measure 4-20 mA (with loop power •...
  • Page 10 714C Users Manual Table 1. Summary of Source and Measure Functions Function Measure Source Thermocouple and mV Types E, J, K, T, B, R, S, L, U, N, C (W5Re/W26Re), BP, XK, G, D, P, M and mV Other functions...

  • Page 11: Safety Information

    Thermocouple Calibrator Safety Information • Safety Information Do not connect any test leads to voltages above 30 V when used with the product, A Warning identifies conditions and procedures that are even if ratings above 30 V appear on the dangerous to the user.
  • Page 12 Product Category: With reference to the  equipment types in the WEEE Directive Annex I, this product is classed as category 9 "Monitoring and Control Instrumentation" product. Do not dispose of this product as unsorted municipal waste. Go to Fluke’s website for recycling information.

  • Page 13: Standard Equipment

    TC Cap for TC hole • Mini standard TC plugs (with 80cm TC wire) package (Including Type K) • 4 AA batteries • Magnet Strap TPAK • 712C/714C Safety Sheet • 714C Quick Reference Guide • 714C Users Manual (available on Fluke’s website)
  • Page 14 714C Users Manual AC175 Alligator Clips TC Plugkit K Type TL75 Test Leads hnj01.eps Figure 1. Standard Equipment...

  • Page 15: Input And Output Terminals

    Thermocouple Calibrator Input and Output Terminals Input and Output Terminals Figure 2 shows the input and output terminals on the Product. Table 3 explains their use. hnj02.eps Figure 2. Input/Output Terminals and Connectors...
  • Page 16 714C Users Manual Table 3. Input/Output Terminals and Connectors Name Description ,  MEASURE mA Input terminals for measuring current and supplying loop power. terminals  TC input/output Terminal for measuring or simulating thermocouples. This terminal accepts a miniature polarized thermocouple plug with flat, in-line blades spaced 7.9 mm...

  • Page 17: Keys

    Thermocouple Calibrator Keys Keys The Product has keys for different purposes. Some keys have secondary functions that are available when SHIFT already shows on the display. Figure 3 shows the Product keys and Table 4 explains their use. hnj03.eps Figure 3. Keys...
  • Page 18 714C Users Manual Table 4. Key Functions Name Description   Turns the power on or off.   Shifts to secondary function when pushed before other keys (Shift mode).   Turns backlight on or off. Increments output by 25 % of span. Secondary function: toggles between temperature units (°C or ...

  • Page 19: Display

    Thermocouple Calibrator Display Display Figure 4 shows the elements of a typical display. Table 5 describes the elements. hnj15.eps Figure 4. Elements of a Typical Display...
  • Page 20 714C Users Manual Table 5. Elements on the Display Item No. Description  100 % of value span  Source or Measure mode  LOOP POWER icon  Selected digit that can be edited  Battery usage status  Unit of voltage ...

  • Page 21: Auto Power-Off

    Thermocouple Calibrator Auto Power-Off Auto Power-Off Auto Backlight-Off The Product provides an auto power-off function to save The Product provides an auto backlight-off function to power. When the auto power-off mode is enabled, the save power. When the auto backlight-off mode is enabled, Product automatically powers off after 15 minutes of the backlight automatically turns off after 2 minutes of inactivity.

  • Page 22: Magnet Mounting And Hanging Strap

    714C Users Manual Magnet Mounting and Hanging Strap The Product has a magnet on the rear of the unit. It is removable. This magnet enables users to mount the Product on metal environment and free their hands. In addition, this Product has a hanging strap on the magnet.

  • Page 23: Measure Ma Current And Activate Loop Power Supply

    Thermocouple Calibrator Measure mA Current and Activate Loop Power Supply Measure mA Current and Activate Loop Power Supply The Product lets you measure mA current. It also has a loop power function that activates a 24 V supply in series with the current measuring circuit.

  • Page 24: Measure Temperature

    714C Users Manual  Measure Temperature If necessary, push for MEASURE mode. Use Thermocouples  Push for the TC display. If desired, continue The Product supports 17 standard thermocouples, pushing this key to select the desired thermocouple including types E, N, J, K, T, B, R, S, L, U, C type.
  • Page 25 Thermocouple Calibrator Measure Temperature Table 6. Thermocouple Types Accepted Positive Lead (H) Positive Lead Specified Range Negative Lead Color Type Material (°C) Material ANSI* IEC** Chromel -250 to 1000 Purple Violet Constantan Ni-Cr-Si -200 to 1300 Orange Pink Ni-Si-Mg Iron -210 to 1200 White Black...
  • Page 26 714C Users Manual Tungsten - 3 % Rhenium 0 to 2315 White Tungsten - 25 % Rhenium Platinel 5355 0 to 1395 Platinel 7674 Nickel – 18 % Molybdenum -50 to 1410 Nickel - 0.8 % Cobalt *American National Standards Institute (ANSI) device negative lead (L) is always red.
  • Page 27 Thermocouple Calibrator Measure Temperature Process Temperature Warning 30 V maximum to TC Miniplug hnj14.eps Figure 7. Measure Temperature with a Thermocouple...

  • Page 28: Simulate Thermocouples

    714C Users Manual Proceed as follows to simulate a thermocouple: Simulate Thermocouples Attach the thermocouple leads to the appropriate TC Connect the Product TC input/output to the instrument miniplug, then to the TC input/output as shown in under test with thermocouple wire and the appropriate Figure 8.
  • Page 29 Thermocouple Calibrator Simulate Thermocouples TEST DC PWR – + – – TC Miniplug Color depends on type of TC hnj10.eps Figure 8. Connections for Simulating a Thermocouple...

  • Page 30: Scale Ma Channel To Temperature

    714C Users Manual Scale mA Channel to Temperature Set 0 % and 100 % Output Parameters The Product provides a function to convert mA current You must set the 0 % and 100 % points before you can channel reading to temperature reading.

  • Page 31: Step And Ramp Modes

    Thermocouple Calibrator Step and Ramp Modes Step and Ramp Modes Set Step and Ramp Range In Source mode, set the temperature value and hold , Select Step or Ramp Mode , , or  3s to set the Step and Ramp value. The Product allows you to set Step and Ramp modes for Auto Storage of Settings easier check of points within the linear range in Source...

  • Page 32: Replace The Batteries

    714C Users Manual Replace the Batteries  Warning To prevent false readings, which could lead to possible electric shock or personal injury, replace the batteries as soon as the low battery indicator appears. Figure 9 shows you how to replace the batteries.

  • Page 33: Maintenance

    Thermocouple Calibrator Maintenance To locate an authorized service center, refer to “How to Maintenance Contact Fluke” at the beginning of the manual. Clean the Product  Warning To prevent personal injury or damage to the Product, use only the specified replacement parts and do not allow water into the case.

  • Page 34: Replacement Parts

    714C Users Manual Replacement Parts Table 7 lists the part number of each replaceable part. Refer to Figure 10. Support LCD gasket 4307213  Table 7. Replacement Parts Case seal rubber 4307186  Item Description Qty. Case bottom assembly 4307079 ...
  • Page 35 Thermocouple Calibrator Maintenance hnj46.eps Figure 10. Replacement Parts...

  • Page 36: Specifications

    714C Users Manual Specifications Specifications are based on a one year calibration cycle and apply from +18 °C to +28 °C unless stated otherwise. All specifications assume a 5 minute warmup period. Thermocouple mV Input Accuracy (% of Reading + Floor)

  • Page 37: Thermocouple Input And Output

    Thermocouple Calibrator Specifications Thermocouple Input and Output Measure (°C) Source (°C) TC Type Range 1 year 2 year 1 year 2 year -250 to 200 -200 to -100 -100 to 600 600 to 1000 -200 to -100 -100 to 900 900 to 1300 -210 to -100 -100 to 800...
  • Page 38 714C Users Manual 600 to 800 800 to 1000 1000 to 1820 -20 to 0 0 to 100 100 to 1767 -20 to 0 0 to 200 200 to 1400 1400 to 1767 0 to 800 800 to 1200 C (W5Re/W26Re)

  • Page 39: Loop Power Supply

    Thermocouple Calibrator Specifications 100 to 300 300 to 1500 1500 to 2315 0 to 300 300 to 1500 1500 to 2315 0 to 1000 1000 to 1395 -50 to 100 100 to 1000 1000 to 1410 Sensor inaccuracies not included. Accuracy with external cold junction;...

  • Page 40: General Specifications

    714C Users Manual General Specifications Maximum voltage applied between any terminal and earth ground or between 30 V any two terminals: -10 °C to 50 °C Operating temperature -20 °C to 60 °C Storage temperature Operating altitude 2,000 meters Storage altitude...

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