Fluke 787 User Manual

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Summary of Contents

Page 1 - Users Manual

787 ProcessMeter™ Users Manual April 1997 Rev. 4, 3/13 © 1997-2013 Fluke Corporation. All rights reserved. Specifications are subject to change wit

Page 2

787 Users Manual 2 • Singapore: +65-6799-5566 • Anywhere in the world: +1-425-446-5500 Or, visit Fluke's website at www.fluke.com. To register y

Page 3 - Table of Contents

ProcessMeter™ Safety Information 3 • Before a current measurement, do the fuse test. • Use the correct terminals, function, and range for me

Page 4

787 Users Manual 4  Caution To prevent possible damage to Product or to equipment under test: • Disconnect the power and discharge all high-voltage

Page 5 - List of Tables

ProcessMeter™ Safety Information 5 Table 1. Symbols Symbol Meaning Symbol Meaning  Risk of Danger. Important information. See Manual.  Eart

Page 6

787 Users Manual 6 How to Get Started If you are familiar with the Fluke 80 Series DMM, read “Using the Current Output Functions,” review the tables a

Page 7 - List of Figures

ProcessMeter™ Getting Acquainted with the Meter 7 Getting Acquainted with the Meter To become familiar with the features and functions of the

Page 8

787 Users Manual 8 Table 2. Input/Output Jacks Item Jack Measurement Functions Source Current Function Simulate Transmitter Function  c A Input fo

Page 9 - Contacting Fluke

ProcessMeter™ Getting Acquainted with the Meter 9 435126OFFmAmA AmAmVVVOUTPUT ee002f.eps Figure 3. Rotary Switch Positions for Measuremen

Page 10 - Safety Information

787 Users Manual 10 Table 3. Rotary Switch Positions for Measurements No. Position Function(s) Pushbutton Actions  OFF Meter off  V A Default: me

Page 11

ProcessMeter™ Getting Acquainted with the Meter 11 OFFmAmA AmAmVVVOUTPUT21ee008.eps Figure 4. Rotary Switch Positions for mA Output

Page 12 -  Caution

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

Page 13

787 Users Manual 12 Table 4. Rotary Switch Positions for mA Output No. Position Default Function Pushbutton Actions  OUTPUT [ mA Test leads in SO

Page 14 - OUTPUT 0-24mA

ProcessMeter™ Getting Acquainted with the Meter 13 23154678MIN MAX RANGE HOLD HREL Hz% STEP COARSE FINE ee003f.eps Figure 5. Pushbuttons Tab

Page 15 - + +

787 Users Manual 14 Table 5. Pushbuttons (cont.) No. Pushbutton Function(s)  X M % STEP Measuring: Selects a MIN, MAX, or AVG action (see pg. 18) mA

Page 16

ProcessMeter™ Getting Acquainted with the Meter 15 1532486 79101211 ee004f.eps Figure 6. Elements of the Display

Page 17 - ProcessMeter™

787 Users Manual 16 Table 6. Display No. Element Meaning  Percentage display Shows the mA measured value or output level in %, in a 0-20 mA or 4-20

Page 18

ProcessMeter™ Getting Acquainted with the Meter 17 Table 6. Display (cont.) No. Element Meaning  mA, DC, mV, AC, M or kΩ, kHz Show the input

Page 19

787 Users Manual 18 Measuring Electrical Parameters The proper sequence for taking measurements is as follows: 1. Plug the test leads into the approp

Page 20

ProcessMeter™ Measuring Electrical Parameters 19 Testing Diodes To test a single diode: 1. Insert the red test lead into the Vjack and black

Page 21 - % STEP COARSE FINE

787 Users Manual 20 Using TouchHold Note You must have MIN MAX recording off to use TouchHold. ! Warning To avoid possible electric shock, do not use

Page 22

ProcessMeter™ Using the Current Output Functions 21 Using the Current Output Functions The Meter provides steady, stepped, and ramped current

Page 23

i Table of Contents Title Page Introduction ...

Page 24

787 Users Manual 22 OFFAmACOMV1000V30mAFUSED0.44A(1A /30 sec)FUSEDmAmA AmAOUTPUT 0-24mA SOURCE SIMULATE+ +% STEP COARSE FINEmVVVOUTPUTCA

Page 25

ProcessMeter™ Using the Current Output Functions 23 Simulate Mode Simulate mode is so named because the Meter simulates a current loop transmi

Page 26 - Input Impedance

787 Users Manual 24 OFFAmACOMV1000V30mAFUSED0.44A(1A /30 sec)FUSEDmAmA AmAOUTPUT 0-24mA SOURCE SIMULATE+ +% STEP COARSE FINEmVVVOUTPUTCA

Page 27 - Testing Diodes

ProcessMeter™ Using the Current Output Functions 25 Producing a Steady mA Output When the rotary switch is in the OUTPUT [ mA position, and th

Page 28 - ! Warning

787 Users Manual 26 Manually Stepping the mA Output When the rotary switch is in the OUTPUT [ mA position, and the OUTPUT jacks are connected to an ap

Page 29 - Source Mode

ProcessMeter™ Using the Current Output Functions 27 Table 10. mA Step Values Step Value (for each span setting) 4 to 20 mA 0 to 20 mA 0 % 4.

Page 30

787 Users Manual 28 Power-Up Options To select a power-up option, hold down the pushbutton shown in Table 11 while turning the rotary switch from OFF

Page 31 - Changing the Current Span

ProcessMeter™ Battery Life 29 Battery Life  Warning To avoid false readings, which could lead to possible electric shock or personal injury,

Page 32 - COM +24V

787 Users Manual 30 Holster with probe clipMeter in holster facedown for protection ee009f.eps Figure 9. Using the Holster Maintenance This section p

Page 33 - Producing a Steady mA Output

ProcessMeter™ Maintenance 31 Remove test leads from the Meter before you open the battery door. Replace the battery as follows. Refer to Figur

Page 34

787 Users Manual ii Manually Stepping the mA Output ... 26 Auto Ramping th

Page 35 - Auto Ramping the mA Output

787 Users Manual 32 Replacing a Fuse ! Warning To avoid personal injury or damage to the Meter, use only the specified replacement fuse, 440 mA 1000V

Page 36 - Power-Up Options

ProcessMeter™ Maintenance 33 If the Meter does not Work • Examine the case for physical damage. If there is damage, make no further attempt t

Page 37 - Using the Holster

787 Users Manual 34 Replacement Parts and Accessories ! Warning To avoid personal injury or damage to the Meter, use only the specified replacement fu

Page 38 - Maintenance

ProcessMeter™ Replacement Parts and Accessories 35 Table 13. Replacement Parts Item Description Fluke PN or Model no. Quantity BT1 9V batt

Page 39

787 Users Manual 36 F2F1MP8H2, 3, 4BT1H5, 6MP85MP86S1MP92CD-ROM(Users Manual)MP89, 90HolsterMP103Tilt Stand ee015c.eps Figure 12. Replacement Parts

Page 40 - Replacing a Fuse

ProcessMeter™ Specifications 37 Specifications All specifications apply from +18°C to +28°C unless stated otherwise. All specifications assume

Page 41 - If the Meter does not Work

787 Users Manual 38 DC Millivolts Measurement Range (mV dc) Resolution Accuracy (% of Reading + Counts) 400.0 0.1 mV 0.1 % + 1 AC Volts Measuremen

Page 42

ProcessMeter™ Specifications 39 AC Current Measurement Range 45 Hz to 2 kHz Resolution Accuracy, ±(% of Reading + Counts) Typical Burden Volta

Page 43

787 Users Manual 40 Ohms Measurement Range Resolution Measurement Current Accuracy, ±(% of Reading + Counts) 400.0 Ω 0.1 Ω 220 μA 0.2 % + 2 4.000 kΩ

Page 44

ProcessMeter™ Specifications 41 Frequency Counter Accuracy Range Resolution Accuracy, ±(% of Reading + Counts) 199.99 Hz 0.01 Hz 0.005 % +

Page 45 - Specifications

iii List of Tables Table Title Page 1. Symbols ...

Page 46 - AC Volts Measurement

787 Users Manual 42 Diode Test and Continuity Test Diode test indication: display voltage drop: 0.2 mA nominal test current at 0.6V: 2.4V full scale,

Page 47 - DC Current Measurement

ProcessMeter™ Specifications 43 General Specifications Maximum voltage applied between any jack and earth ground ...

Page 48 - Ohms Measurement

787 Users Manual 44

Page 50 - DC Current Output

v List of Figures Figure Title Page 1. Fluke 787 ProcessMeter ...

Page 52

1 Introduction  Warning Read “Safety Information” before you use the Meter. Your Fluke 787 ProcessMeter (referred to as “the Product or Meter”) is

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