Fluke Calibration 5322A Calibration Manual Download Page 9

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Multifunction Electrical Tester Calibrator

Theory of Operation

Electronic circuits located on the internal printed circuit boards (PCB) include:
• REL

Ground bond resistance decade, RCD and Loop/Line impedance circuits

• IFC

Multimeter block, RCD, Loop/Line impedance and Leakage current control

processor.

• MER

Floating voltmeter and ammeter

• COMP Loop/Line

impedance

compensator

• RCD

RCD for PAT function

• LVR

Low resistance decade

• HVR

High resistance decade 1.5 kV or 5 kV

• VCAL

AC/DC voltage calibrator

• AMP

AC/DC voltage calibrator power amplifier

• TR

AC/DC voltage calibrator transformer

• PWR Internal

power

sources

• GPIB

GPIB, RS232, RJ45 interface circuits

• CPU Main

processor

PCB location is illustrated in

Figure 1

. See the electrical connections between the PCAs shown

in the block diagram in

Figure 42

at the end of this manual.

Figure 1. PCB Location

COMP

HVR

LVR

AMP

GPIB

CPU

REL

IFC

PWR

VCAL

Summary of Contents for 5322A

Page 1: ...n Electrical Tester Calibrator Calibration Manual March 2022 2022 Fluke Corporation All rights reserved Specifications are subject to change without notice All product names are trademarks of their re...

Page 2: ...est Fluke authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Desti...

Page 3: ...Differential Leakage Current IFC LVR Board 10 Active Leakage Current IFC LVR Board Optional 11 Substitute Leakage Current LVR Board 11 Calibration 12 Calibration Mode 12 Adjustment Principles 13 The C...

Page 4: ...justment 51 AC Current Ranges 0 3 A 3 A 30 A Adjustment 52 RCD Trip Current Adjustment 53 Leakage Current Adjustment 56 HV Probes Adjustment 57 High Resistance Multiplier Adjustment 58 Loop Line Imped...

Page 5: ...Multifunction Electrical Tester Calibrator Table of Contents iii Clean the Air Filter 93 Clean the Exterior 94 Electrical Parts 94...

Page 6: ...iv 5322A Calibration Manual...

Page 7: ...s to all of the Products Throughout the manual all varieties of the 5322A are referred to as the Product or Calibrator For Product use information see the 5322A Operators Manual available online at ww...

Page 8: ...Product Specifications Theory of Operation The Product is a Multifunction Electrical Tester Calibrator that covers a wide range of calibrations of devices under test DUT The Product produces calibrate...

Page 9: ...Line impedance compensator RCD RCD for PAT function LVR Low resistance decade HVR High resistance decade 1 5 kV or 5 kV VCAL AC DC voltage calibrator AMP AC DC voltage calibrator power amplifier TR AC...

Page 10: ...eter is on the IFC board See Figure 2 Figure 2 LVR Principle of Operation High Resistance Source HVR HVRB Board A programmable serial resistance decade with partial resistors values in approximate wei...

Page 11: ...ond Resistance Principle of Operation AC DC Voltage Adjustment VCAL AMP Board In voltage calibrator mode a built in generator creates a sine wave with a voltage controlled amplitude The frequency come...

Page 12: ...and current channels have a range amplifier and selectable ac dc converter A two input 16 digit AD converter measures the output signal See Figure 6 Figure 6 AC DC Multimeter Principle Generator 30V a...

Page 13: ...op and line impedance functions The ground bond decade connects as an option in series with the block of loop line residual compensation For residual impedance measurement the Product has a built in r...

Page 14: ...y the DUT When the fault current reaches a preset value the CPU unit switches off both of the electronic switches after the preset trip time The ground bond resistance block is applied to create a var...

Page 15: ...The voltage comes from the DUT The RCD board contains two FET switches and a current transformer that senses tripping current that comes from the PAT tester This functionality is at the front termina...

Page 16: ...age current that comes from the DUT from the H terminal to L terminal According to its value the ammeter sets such a value on the resistance decade The flow through current equals the preset leakage c...

Page 17: ...IFC board The ac voltage calibrator is a separated block See Figure 11 Figure 11 Active Leakage Current Circuits on the IFC Board Substitute Leakage Current LVR Board In substitute leakage current mod...

Page 18: ...terminals Whenever possible use the setup menu to set the ground Lo output terminal GND U ON setup function If original cables are not used for DUT connections ensure that cables used are suitable fo...

Page 19: ...d loop line resistance decade Calibration values of 15 partial resistances from 25 m to 2 k Low Resistance Decade Calibration values of 32 partial resistances from 100 m to 13 M High Resistance Decade...

Page 20: ...assword is 0 access to the calibration procedure unprotected with the password To enter the password 1 Push the Setup softkey to open the setup menu 2 Select Calibration and confirm with the Select so...

Page 21: ...ted To choose this parameter push the Select softkey Figure 13 Ground Bond Resistance Screen Types of Adjustment Points A calibration procedure contains these types of adjustment points 1 Points where...

Page 22: ...round Bond Resistance Decade 2 The Product measures points where the external standard signal is applied to the Product input terminals Use the cursor keys or the rotary knob to set the value on the d...

Page 23: ...n the decade range 01 Measured value Life reading of the High Resistance Voltmeter 1368 57 Adjustable calibration value Set such value to get reading which equals the set output voltage on the externa...

Page 24: ...ow 0 V DC range 100 V nominal calibration point 1000 mV Measured value Internal voltmeter reads 1000 0 mV Figure 16 DC Multimeter Screen 4 Points where an external standard meter measures a Product ge...

Page 25: ...V dc 980000 Adjustable calibration value Set the value to get the exact output voltage 30 000 V on a standard voltmeter Figure 17 DCV Screen 5 Points where the calibration procedure asks for no value...

Page 26: ...d and the Product returns to the calibration menu It is not necessary to adjust all ranges Adjustment of only selected ranges is possible Terminate the Calibration Process You can terminate the calibr...

Page 27: ...stment Adjust the ground bond resistance decade with the front panel interface Calibration is based on dc 4W measurements of resistance of all partial resistors in both four wire 4W and two wire 2W mo...

Page 28: ...8 Confirm the value with the Write softkey To not change the adjustment value push the Exit softkey to keep the original value 9 Go through all steps constants in Table 2 and make a new adjustment for...

Page 29: ...r Limit 170 R12 GBR2W 200 m 10 10 470 R13 GBR2W 500 m 10 10 900 R14 GBR2W 1 10 10 1700 R15 GBR2W 2 10 10 Nominal Resistance Value Position Required Accuracy of Adjustment Lower Limit Upper Limit 15 m...

Page 30: ...he 4W or 4W TRUE function 3 Push the Setup softkey on the Product 4 Select Calibration and confirm with the Select softkey 5 From the Calibration menu select Low resistance source and push the Select...

Page 31: ...ustment Point Nominal Calibration Value Required Accuracy of Adjustment Lower Limit Upper Limit LVR00 0 01 0 01 0 3 30 30 LVR01 0 14 0 1 1 0 50 50 LVR02 0 24 0 2 0 2 20 20 LVR03 0 43 0 4 0 1 10 10 LVR...

Page 32: ...dc measurements of resistance in the listed test points see Table 5 Part of the adjustment tests the voltmeter and adjusts an external option Resistance multiplier respectively Position Adjustment Poi...

Page 33: ...21 and Figure 22 1 Connect the Product to the 1653 for values above 10 M or to the 8588A for values 10 M Figure 21 High Resistance Source Adjustment for 10 M Connections Figure 22 High Resistance Sou...

Page 34: ...alue with the Write softkey If there is no need to change the value push the Exit softkey to keep the original value 9 Go through all of the constants in the table and make new adjustments for each re...

Page 35: ...f an external option Resistance multiplier respectively Use the 8588A and 1653 or similar for these procedures see Table 6 1 Connect the Product to the 1653 for values 10 M or to 8588A for values 10 M...

Page 36: ...l keypad to enter the new value 8 Confirm the value with the Write softkey If there is no need to change the value push the Exit softkey to keep the original value 9 Adjust each of the constants in th...

Page 37: ...44 k HVR03 0 02 5 5 100 k HVR04 0 02 5 5 180 k HVR05 0 02 5 5 340 k HVR06 0 02 5 5 480 k HVR07 0 02 5 5 930 k HVR08 0 05 5 5 1 9 M HVR09 0 05 5 5 3 6 M HVR10 0 05 5 5 3 5 M HVR11 0 05 5 5 10 7 M HVR12...

Page 38: ...the test voltage auxiliary voltmeter use the subsequent procedure To adjust the Product see Figure 23 1 Connect the current output of the 5322A to the ZGND PE and N terminals Figure 23 Ground Resista...

Page 39: ...23 VacL Open and push the Select softkey 10 Set the output voltage to 100 V dc on the 5522A and switch the output terminals ON 11 Use the rotary knob or cursor keys to adjust the value to 23 0 V 12 R...

Page 40: ...tions 1 2 Select Low Resistance Meters from the calibration menu and push the Select softkey 3 Select LVR I01 Current 1Adc and push the Select softkey 4 Set the output current on the 5522A to 1 A dc a...

Page 41: ...om calibration menu and push the Select softkey 3 Select LVR V01 Voltage 1Vdc and push the Select softkey 4 Set the output voltage to 1 V dc on the 5522A and switch the output terminals ON 5 On the Pr...

Page 42: ...Set the multimeter to dc voltage and connect it to the high voltage probe output Use the Hi HI and Hi LO output terminals on the Product 4 Select High Resistance Meters from the calibration menu and p...

Page 43: ...ion Electrical Tester Calibrator Adjustment Procedures 37 Figure 27 High Resistance Source Meters 5 kV Adjustment Connections Fluke 5322A High Voltage Source Fluke 8508A Digital Multimeter Precision H...

Page 44: ...h the Write softkey to confirm the new adjustment value Adjustment Point Output Voltage Resistance Condition 1 Calibration Constant HVR V01 0 0 V dc 1 M Offset HVR V01 1100 V dc 1 M Slope HVR V02 0 0...

Page 45: ...light HVR Meter Input Resistance and push E 3 Measure the value with a standard meter 4 Write down the new value Use the cursor keys and the numerical keypad to enter the new value 5 Confirm the value...

Page 46: ...Offset 1000Vdc 1M and push the Select softkey 4 Set the output voltage at 0 0 V dc on the 5322A and switch the output terminals ON 5 Use the rotary knob or cursor keys to set the Product to 0 0 V 6 Pu...

Page 47: ...rminals see Figure 30 Figure 30 High Resistance Meters 1 5 kV Adjustment Connections 2 2 Select HVR I01 Test current 20mAdc Short from the calibration menu and push the Select softkey 3 Set the output...

Page 48: ...dard multimeter to the Product output terminals Figure 31 DC Voltage Adjustment Connections 2 On the Product from the Setup menu set the grounding mode to GND ON 3 Set the standard multimeter to the m...

Page 49: ...uke Calibration recommends 55 Hz Use the 8588A for this procedure see Figure 31 and Table 9 1 Connect a standard multimeter to the Product output terminals 2 From the Setup menu on the Product set the...

Page 50: ...l adjustment points 12 Push the Exit softkey to go to a higher level in menu This completes this part of the adjustment Nominal Voltage Range Adjustment Point Frequency Required Accuracy of Adjustment...

Page 51: ...V 1000 V Calibration To adjust these dc ranges 1 Connect 5522A to the Product output terminals see Figure 32 Figure 32 DC Calibration Connections 2 Set the 5522A to V dc mode 3 Push the Setup softkey...

Page 52: ...oltage source output terminals 3 Connect the multimeter and set the dc voltage function to the high voltage probe output 4 Select Range 5000V low 0V from calibration menu Push the Select softkey 5 Set...

Page 53: ...cal Tester Calibrator Adjustment Procedures 47 This completes this part of the adjustment Figure 33 DC Multimeter Adjustment Connections Fluke 5322A High Voltage Source Fluke 8508A Digital Multimeter...

Page 54: ...nnections 2 Set the first current adjustment point to 300 mA low 0 mA and push the Select softkey 3 Switch the output terminals ON The Product reads approximately the nominal value 4 Push the Write so...

Page 55: ...ures and see Table 11 and Figure 34 Nominal Range Adjustment Points Frequency Required Accuracy of Adjustment of Range 10 V dc low 0 V DC 0 05 10 V dc high 10 V DC 0 05 100 V dc low 0 V DC 0 05 100 V...

Page 56: ...The list of adjustment points shows 5 Highlight the first range with the nominal value 10 V 55Hz low 1V and push the Select softkey 6 Set 1 V ac 55 Hz on the 5522A Switch the output terminals ON The P...

Page 57: ...ange 5000V 55 Hz low 100V from the calibration menu and push the Select softkey 5 Set the output voltage to 100 0 V dc on the high voltage source and switch the output terminals ON 6 Use the rotary kn...

Page 58: ...oints in Table 11 When finished push the Exit softkey to go to the basic calibration menu This completes this part of the adjustment Table 11 AC Current Ranges 0 3 A 3 A 30 A Adjustment Points Nominal...

Page 59: ...tion The line voltage meter is one range To adjust the RCD trip current see Figure 36 1 Connect the 5522A to the Product Figure 36 RCD Trip Current Adjustment Connections 2 Push the Setup softkey on t...

Page 60: ...inal value push the Exit softkey The Product ignores the measured current and returns to list of current ranges 10 Repeat these steps for the next two ranges 11 Highlight Line Voltage and push the Sel...

Page 61: ...16 When the Product finishes push the Exit softkey until the basic calibration display shows This completes this part of the adjustment Note During the calibration process the internal ammeter without...

Page 62: ...Set the dc current on the Product to 0 25 mA Push the ON button on the 5522A The Product reads approximately 0 25 mA 7 Use the cursor buttons or rotary knob to adjust the value to 250 00 A 8 Push the...

Page 63: ...fficient with connected load 10 M 0 1 10 kV probe ac dc deviation x xx AC DC difference of divider ratio between dc and 55 Hz To make this adjustment 1 Select HV Probes from calibration menu 2 Select...

Page 64: ...ocedure contains only the Autocalibration function Use this function to adjust the internal residual impedance meter To make this adjustment 1 Select Loop Line Impedance from the calibration menu 2 Se...

Page 65: ...the 5522A to 0 25 mA The Product reads approximately 0 25 mA 11 Use the cursor buttons or rotary knob to get a measured value of 0 025 00 A 12 Push the Write softkey to save the new value for the 0 3...

Page 66: ...7 On the 5522A push the ON button The Product reads approximately 0 025 mA 8 Use the cursor buttons or rotary knob to set the measured value of 0 025 00 A 9 Push the Write button to save the new valu...

Page 67: ...Product shows the actual measured voltage 6 Set the Product function to ac voltage 10 V at 55 Hz 7 On the 5522A push the ON button and the Product reads approximately 10 V 8 Push the Write softkey to...

Page 68: ...basic top level steps of the performance verification test are Ground Bond Resistance Decade Two wire resistance Four wire resistance Open resistance Low resistance source Two wire low resistance sour...

Page 69: ...Leakage Current AC and DC Passive leakage current internal ranges OPEN substitute leakage current voltage Active leakage current RCD Function RCD Trip current ammeter test RCD Trip time test Multimet...

Page 70: ...Push O f Select each available nominal value from 25 m to 1 7 k with the rotary knob cursor keys or numerical keypad Measure their resistance and compare that measurement with the value shown on the P...

Page 71: ...8A Use a four wire connection and set the 8588A for four wire measurement b Select the Z GND function on the Product Push the Mode softkey and select OPEN c Push O d The measured resistance reads 100...

Page 72: ...and SENSE terminals to the low resistance source output terminals LO SENSE HI and LO Use a four wire connection and set the 8588A to four wire measurement b Set Low resistance source GND in the Low r...

Page 73: ...tup to GND On c Select LO on the Product Push the Mode softkey and select Open d Push O e Measure the Product resistance The value reads 10 M 5 kV and 1 5 kV High Resistance Source Follow these steps...

Page 74: ...tion on the Product Push the Mode softkey and select SHORT c Push O d Measure the Product resistance The value reads 250 5 Test voltage High resistance source test a Connect the 5522A voltage output t...

Page 75: ...65 i Compare the1865 with the limits in Table 24 Note Fluke Calibration recommends shielded test leads to avoid the influence of noise The indication settles depending on the set resistance value and...

Page 76: ...ion and set the output frequency 55 Hz e Connect the standard multimeter to the appropriate output terminals of the Product and select the ac voltage function f Do the ac voltage test see Table 25 Do...

Page 77: ...o ranges IC2 3 mA and IC3 30 mA 2 OPEN substitute leakage current test a Connect the 5522A current output terminals to the HI LO input terminals on the Product Select the dc voltage function in on the...

Page 78: ...In the verification procedure Product generates passive pulses with frequency 2 T with duty cycle 1 1 in the range of T 10 ms to 5 s a To perform Trip time verification test connect the instruments a...

Page 79: ...ge test a Connect the 5522A voltage output terminals to V and COM terminals of the Product b Set the frequency and output voltage as in Table 29 c Select the METER function and the Multimeter mode on...

Page 80: ...nction and the HIPOT LC mode on the Product d Select appropriate AC or DC mode e Switch the 5522A output to ON f Compare the measurement on the Product with the limits in Table 5 Flash V test a Connec...

Page 81: ...unding post d Select the METER function on the Product Push the Input softkey to activate the HV input terminal e Select HV Max 5kV f Push the AC DC softkey to set the mode to DC g Set 4 500 V dc on t...

Page 82: ...oftkey to activate the HV input terminal d Select With 10 kV probe e Push the AC DC softkey to set the mode to DC f Set 4500 V dc on the 19052 Switch the 19052 output terminals ON g The Product should...

Page 83: ...Rcal 25 m Rcal 25 m 4 7 Rcal 37 m Rcal 37 m 9 0 Rcal 60 m Rcal 60 m 17 Rcal 100 m Rcal 100 m 47 Rcal 300 m Rcal 300 m 90 Rcal 500 m Rcal 500 m 170 Rcal 1 0 Rcal 1 0 470 Rcal 2 5 Rcal 2 5 900 Rcal 5 Rc...

Page 84: ...bration value of a selected standard Nominal value Lower limit Upper limit 100 m 49 m 0 15 m 200 m 149 4 m 250 6 m 400 m 348 8 m 451 2 m 800 m 747 6 m 852 4 m 1 0 947 1 053 2 1 944 2 056 4 3 938 4 062...

Page 85: ...3 m 200 m 189 4 m 210 6 m 400 m 388 8 m 411 2 m 800 m 787 6 m 812 4 m 1 00 0 987 1 013 2 00 1 984 2 016 4 00 3 978 4 022 8 00 7 974 8 026 10 00 9 97 10 03 20 00 19 95 20 05 40 00 39 91 40 09 80 00 79...

Page 86: ...6 k HI LO 1 00 M 8588A 997 0 k 1003 0 k HI LO 2 00 M 8588A 1 994 M 2 006 M HI LO 4 00 M 8588A 3 988 M 4 012 M HI LO 8 00 M 8588A 7 976 M 8 024 M HI LO 10 0 M 8588A 9 95 M 10 05 M HI LO 20 0 M 8588A 1...

Page 87: ...997 G Rcal 1 03 T Rcal Resistance multiplier 2 T 2 Quadtech 1865 500 V 1 94 T Rcal 2 06 T Rcal Resistance multiplier 5 T 2 Quadtech 1865 500 V 4 85 T Rcal 5 15 T Rcal Resistance multiplier 9 T 2 Quadt...

Page 88: ...2 009 V 2 V 60 1 991 V 2 009 V 2 V 400 1 991 V 2 009 V 2 7 V 50 2 689 V 2 711 V 6 V 50 5 985 V 6 015 V 20 V 50 19 971 V 20 029 V 20 V 60 19 971 V 20 029 V 20 V 400 19 971 V 20 029 V 80 V 50 19 971 V...

Page 89: ...8 mA 10 032 mA 25 mA 55 24 923 mA 25 077 mA 28 mA 0 27 914 mA 28 086 mA Nominal Current 5322A Range Frequency Lower Limit Higher Limit 10 mA RCD I01 55 9 9 mA 10 1 mA 20 mA RCD I01 55 19 8 mA 20 2 mA...

Page 90: ...200 V 199 050 200 950 200 V 200 950 199 050 400 V 398 650 401 350 600 V 598 250 601 750 800 V 797 850 802 150 1000 V 997 450 1002 550 9 V 50 8 982 9 019 9 V 60 8 982 9 019 9 V 400 8 982 9 019 90 V 50...

Page 91: ...997 2 5 A 2 49475 2 50525 5 A 4 97 5 03 5 A 5 03 4 97 10 A 9 955 10 045 15 A 14 94 15 06 20 A 19 925 20 075 0 100 A 50 0 0997 0 1003 0 200 A 50 0 19955 0 20045 0 250 A 50 0 24948 0 25053 0 250 A 60 0...

Page 92: ...tage Frequency Hz Lower Limit A Upper Limit A 100 A 99 50 A 100 50 A 200 A 199 20 A 200 80 A 250 A 249 05 A 250 95 A 1 mA 0 9965 mA 1 0035 mA 2 mA 1 99450 mA 2 00550 mA 2 5 mA 2 4935 mA 2 5065 mA 10 m...

Page 93: ...250 mA 60 249 35 mA 250 65 mA 250 mA 400 249 35 mA 250 65 mA Table 33 DC AC Voltage Multimeter Test 5 kV Option Nominal Output Voltage Frequency Hz Lower Limit V Upper Limit V 1000 V 991 5 1008 5 200...

Page 94: ...arameter Remote interface error An invalid character string was received Check to see if the character string was enclosed in single or double quotes and that the string contains valid ASCII character...

Page 95: ...roduct power stage overheated Disconnect external load 704 Output Input overloaded Input or output signal over specified limits Decrease signal level 705 Output Input overloaded Input or output signal...

Page 96: ...ean the internal relays used in Ground Bond Resistance and Loop Line functions Fuse replacement Clean the air filter and external surfaces There are no user serviceable items within the Product Do not...

Page 97: ...form the relay cleaning procedure disconnect all external connections to the Product front panel To clean the relays 1 Push the Setup softkey 2 Use the cursor keys or rotary knob to highlight Maintena...

Page 98: ...d of the fuse holder and unscrew the fuse holder 5 Replace the fuse with one rated for the selected function See Table 36 6 Reinsert the fuse holder and screw it into the socket W Caution To avoid Pro...

Page 99: ...ar panel of the Product To clean the air filter see Figure 41 1 Unplug all connections to the front panel of the Product 2 Unplug the power cord from the Product 3 Grasp the outside edges of the filte...

Page 100: ...r amplifier 4991626 5322COMP Loop Line compensator 4991632 5322CPU Processor board 4991644 5322HVR 5 kV High resistance decade 4991659 5322HVRB 1 5 kV High resistance decade 4991667 5322IFC Internal m...

Page 101: ...Multifunction Electrical Tester Calibrator Electrical Parts 95 Figure 42 Block Diagram...

Page 102: ...5322A Calibration Manual 96...

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