Table of Contents
Title Page
Introduction ............................................................................................ 1
Contact Fluke ........................................................................................ 1
Safety Information ................................................................................. 1
Symbols ................................................................................................. 2
712B Specifications............................................................................... 3
DC mA Measurement ........................................................................ 3
Ohms Measurement.......................................................................... 3
Ohms Source..................................................................................... 3
RTD Input and Output ....................................................................... 4
General Specifications ....................................................................... 5
714B Specifications............................................................................... 6
Thermocouple mV Input .................................................................... 6
Thermocouple mV Output ................................................................. 6
Thermocouple mA Input .................................................................... 6
Thermocouple Input and Output ........................................................ 6
General Specifications ....................................................................... 8
Maintenance .......................................................................................... 9
Replace the Batteries ........................................................................ 9
Clean the Product.............................................................................. 9
Required Equipment.............................................................................. 10
712B Performance Verification.............................................................. 11
Verify Ohms Source .......................................................................... 11
Verify 4-Wire Ohms Measure ............................................................ 12
Verify 3-Wire Ohms Measure ........................................................... 13
Verify mA Measure ............................................................................ 14
714B Performance Verification.............................................................. 16
Verify mV Source............................................................................... 16
Verify mV Measure ............................................................................ 17
Verify TC Measure (Type K) .............................................................. 18
Verify TC K Source ............................................................................ 18
Verify mA Measure ............................................................................ 19
712B Calibration Adjustment................................................................. 21
Enter Manual Calibration Mode ......................................................... 21
Adjust Ohms Source.......................................................................... 21
Adjust 50 Ω Source........................................................................ 22
Adjust 350 Ω Source...................................................................... 22
i