Guildline 6623A-PCS/1000 Operator's Manual

Precision current sources

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Operation Manual
For The
6623A-PCS/1000/2000/3000
Precision Current Sources
www.guildline.com
NOTICE
The contents and information contained in this manual are proprietary to
Guildline Instruments Limited. They are to be used only as a guide to the
operation and maintenance of the equipment with which this manual was
issued and may not be duplicated or transmitted by any means, either in whole
or in part, without the written permission of Guildline Instruments Limited.
OM6623A-PCS-1_2_3000-5-00
01 September 2021

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Summary of Contents for Guildline 6623A-PCS/1000

  • Page 1 NOTICE The contents and information contained in this manual are proprietary to Guildline Instruments Limited. They are to be used only as a guide to the operation and maintenance of the equipment with which this manual was issued and may not be duplicated or transmitted by any means, either in whole or in part, without the written permission of Guildline Instruments Limited.
  • Page 4: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ....................... 1-1 1.1. SCOPE ................................1-1 1.2. GENERAL DESCRIPTION ..........................1-1 1.3. OVERVIEW ..............................1-2 1.4. PRINCIPLE OF OPERATION ........................1-2 INSTALLATION ......................2-1 2.1. PRELIMINARIES ............................2-1 2.1.1. Power Voltage Selection ..........................2-2 2.1.2. Fuse Replacement............................2-2 2.1.3.
  • Page 5 TROUBLESHOOTING AND MAINTENANCE ............5-1 5.1. INTRODUCTION ............................. 5-1 5.1.1. Error Messages ............................... 5-1 5.1.2. Model CS1000 'Fault' Indicators ........................5-1 5.1.3. Maintenance ..............................5-1 5.1.4. Maintenance Guidelines and Schedule ......................5-1 5.1.5. Connection Problems ............................. 5-2 5.1.6. Safety Features ............................... 5-2 APPENDICES ......................
  • Page 6 LIST OF FIGURES FIGURE 1-1 : MODEL 6623A-PCS/3000 BLOCK DIAGRAM ................1-3 FIGURE 2-1 : 6623A-PCS/3000, 15 A RANGE CONNECTIONS ................2-7 FIGURE 2-2 :: 6623A-PCS/3000, 150 A RANGE CONNECTIONS ................ 2-8 FIGURE 2-3 : 6623A-PCS/3000, 3000 A RANGE CONNECTIONS ................ 2-9 FIGURE 2-4 : 6623A-PCS/3000 FRONT VIEW......................
  • Page 7 LIST OF TABLES TABLE 3-1 : TEST CURRENT CABLE SIZE REQUIREMENTS ................. 3-3 TABLE 4-2 : 6623A-PCS/1000/2000/3000 CURRENT CALIBRATION RESULTS ..........4-4 TABLE 5-3 : MAINTENANCE SCHEDULE ......................5-2 TABLE 6-1 : GENERAL SPECIFICATIONS ......................6-1 TABLE 6-2 : GENERAL SPECIFICATIONS (CONTINUED) ................6-2...
  • Page 8: Introduction

    The 6623A-PCS/1000 enables test currents up to 1000 A to be realized and is supplied with one CS1000 current source chassis. The models 6623A-PCS/2000 and 6623A- PCS/3000 models provide for test currents up to 2000 and 3000 A and are supplied with two and three CS1000 current source chassis’s respectively.
  • Page 9: Overview

    1.3. OVERVIEW The Model 6623A-PCS/1000/2000/3000 Precision Current Sources are precision sources of both positive and negative currents up to a full scale of 3000 A. Figure 1-1 illustrates the instrument circuits in block diagram form with the connections to the load. A Model 66259 Control Unit provided with the system is programmable and allows for selection of range and polarity of the test current.
  • Page 10: Figure 1-1 : Model 6623A-Pcs/3000 Block Diagram

    Section 1 CS1000 Current Sources Emergency Stop Control CS1000 CS1000 CS1000 66259 Extender Control Unit Output Current Buss Load Figure 1-1 : Model 6623A-PCS/3000 Block Diagram OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 11 Section 1 OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 12: Installation

    22U rack cabinet fully configured for 220 Volt, 50/60 Hz operation with a power requirement of two 30 A, 220 Volt circuits. The 6623A-PCS/1000 and 6623A-PCS/2000 models are assembled in the same 22U also fully configured for 220 Volt, 50/60 Hz operation with a power requirement of one 30 A, 220 Volt circuit.
  • Page 13: Power Voltage Selection

    Twelve 3/8-16 x 1-3/4” bolt (GPN 817-01205) see Note 2 Note 1: the number of 500 A connection cables (and associated hardware) is two, four, and six of each for the 6623A-PCS/1000, the 6623A-PCS/2000, and the 6623A-PCS/3000 respectively. Note 2: to be used with breakout plate.
  • Page 14 Each power bar has two 15 A sections with circuit breaker protection. You should see the green 'POWER' indicator on each 15 A section of the power bars light up. Note that the 6623A-PCS/1000 and 6623A-PCS/2000 models will have only one power bar installed.
  • Page 15: Incoming Inspection

    Section 2 2.2. INCOMING INSPECTION If no errors are displayed during power up of the individual CS1000 units then the 6623A-PCS Precision Current Source is ready to be used once the load is connected to either the main bus bar or one of the two lower current range terminals.
  • Page 16 Section 2 Step 1) Connect a 0.01 ohm shunt standard to the 30 A terminals of the 6623A-PCS fly out panel at the top of the cabinet and connect the DVM to the potential terminals of the shunt standard. Use the 10 AWG, 30 A, test leads for the current connections. The SCW Lead supplied should be used for the potential terminal connections.
  • Page 17 Section 2 Reference the DVM to verify that a potential of + 0.1000 volts ± 0.0005 volt is displayed. Note that the DVM should be suitably zeroed with no current being sourced. A negative test current can be selected by toggling the '-ve' function key at the top left of the main display window.
  • Page 18: Figure 2-1 : 6623A-Pcs/3000, 15 A Range Connections

    Section 2 Figure 2-1 : 6623A-PCS/3000, 15 A Range Connections OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 19: Figure 2-2 :: 6623A-Pcs/3000, 150 A Range Connections

    Section 2 Figure 2-2 :: 6623A-PCS/3000, 150 A Range Connections OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 20: Figure 2-3 : 6623A-Pcs/3000, 3000 A Range Connections

    Section 2 Figure 2-3 : 6623A-PCS/3000, 3000 A Range Connections OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 21: 6623A-Pcs/3000 Front Panel

    Section 2 2.3. 6623A-PCS/3000 FRONT PANEL There are no controls on the front panel of the 6623A-PCS/3000. Figure 2-4 : 6623A-PCS/3000 Front View OM6623A-PCS-1_2_3000-5-00 2-10 01 September 2021...
  • Page 22: Power

    6 slave internal 150 A current source modules. A fault will cause the particular current source to be disconnected and will allow the remaining units to continue to function. Note that the 6623A-PCS/1000 and 6623A-PCS/2000 models will have only one or two CS1000 Current Source modules respectively. OM6623A-PCS-1_2_3000-5-00...
  • Page 23: 6623A-Pcs/3000 Rear Panel Connectors And Controls

    Section 2 2.4. 6623A-PCS/3000 REAR PANEL CONNECTORS AND CONTROLS Figure 2-5 : 6623A-PCS/3000 Rear View OM6623A-PCS-1_2_3000-5-00 2-12 01 September 2021...
  • Page 24: Line Input Connectors

    Section 2 2.4.1. Line Input Connectors The Line Input Connectors are a combination of a 3-prong AC standard male IEC connector, an ON/OFF switch. The CS1000’s have a 15 A circuit breaker as part of the Line Input Connector. The line input connectors accommodate nominal voltages of 208 to 240V.
  • Page 25: Quick Operation Guide

    Section 3 QUICK OPERATION GUIDE 3.1. OPERATION GUIDE This section contains information regarding the setup for the sourcing of positive or negative direct currents using the 6623A-PCS/3000 Precision Current Source. This guide is provided for manual control of the 6623A-PCS/3000 from the front panel of the 66259 Control Unit. The 66259 Operation Manual should be consulted to reference all the features of the control unit.
  • Page 26: Setup Limits And Precautions For 6623A-Pcs/3000

    Section 3 3.1.2. Setup Limits and Precautions for 6623A-PCS/3000 See Figure 3-1 for the available compliance limits for various load current ranges. The current output is power limited to approximately 2000 watts per CS1000 unit with an approximate voltage compliance of 8 volts below 30 A and reducing to 1.5 volts above 150 A.
  • Page 27: Table 3-1 : Test Current Cable Size Requirements

    Section 3 Test Current Range (A) Number of Cables in Parallel Minimum Cable Size (AWG) 3 to 15 15 to 150 150 to 300 300 to 500 MCM350 500 to 1000 MCM350 1000 to 2000 MCM350 2000 to 3000 MCM350 Table 3-1 : Test Current Cable Size Requirements OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 28 Section 3 OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 29: Verification And Calibration

    4.2. TEST EQUIPMENT REQUIRED Test equipment of equivalent performance may be substituted from the list provided. Description Model DC Current Shunt Standard Guildline 9230A-100-0.01Ω DC Current Shunt Standard Guildline 9230A-300-0.001Ω DC Current Shunt Standard Guildline 9230A-1000-0.0001Ω DC Current Shunt Standard Guildline 9230A-3000-0.00001Ω...
  • Page 30: Procedure

    Section 4 4.3. PROCEDURE 4.3.1. VERIFICATION OF THE 3 A TO 15 A RANGE Connect the current terminals of the 9230A-100-0.01Ω Shunt Standard to the 6623A-PCS 15 A range terminals. Connect the potential terminals of the shunt to the DMM. See Figure 2-1. Ensure that adequate size cables of 10 AWG or larger are used to connect the current terminals.
  • Page 31: Verification Of The 150 A To 1000/2000/3000 A Range

    Section 4 4.3.3. VERIFICATION OF THE 150 A to 1000/2000/3000 A RANGE Remove the 9230A-300-0.001Ω Shunt and connect the 9230A-1000-0.0001Ω Shunt to the 150 A to 3000 A range terminals. Connect the potential terminals of the shunt to the DMM. See figure 2-3. Ensure that adequate size pairs of cables of 350MCM or larger are used to connect the current terminals.
  • Page 32: Table 4-2 : 6623A-Pcs/1000/2000/3000 Current Calibration Results

    149.52 – 150.48 150 to 3000 14.93 – 15.07 (0.35% ±150 mA) 29.88 – 30.12 49.81 – 50.19 1000 99.63 – 100.37 2000 19.93 – 20.07 3000 29.89 – 30.11 Table 4-2 : 6623A-PCS/1000/2000/3000 Current Calibration Results OM6623A-PCS-1_2_3000-5-00 01 September 2021...
  • Page 33 5.1.3. Maintenance Preventive maintenance is limited to checking the instrument operation, test current accuracy, cooling fan operation. The Service Manual available on request from Guildline Instruments Limited provides complete alignment and test information required if the 6623A-PCS/3000 fails to meet performance specifications.
  • Page 34: Table 5-3 : Maintenance Schedule

    Section 5 Maintenance Item Procedure Interval System Error Indications Follow guidelines in this section 6.1.1 As may be required No Current Output Verify load is connected to correct range As may be required then check that the fuses for the lower ranges are not open circuit General Checks Check cooling fans and cable connections...
  • Page 35: Table 6-1 : General Specifications

    Section 6 APPENDICES 6.1. GENERAL SPECIFICATIONS 6623A-PCS/1000/2000/3000 Current Range Extender General Specifications Operating Temperature to Full +23 ± 3 °C Specification +73 ± 5.4 °F Operating Temperature Maximum +18 to +28 °C Range <50% RH +64.4 to +82.4 °F Storage Temperature Maximum Range -20 to +60 °C...
  • Page 36: Table 6-2 : General Specifications (Continued)

    Section 6 6.2. GENERAL SPECIFICATIONS (continued) 6623A-PCS/1000/2000/3000 High Direct Current Sources General Specifications, (3 Year) Temperature Coefficient ±0.004 %/°C Warm-up time to full rated accuracy Minutes 15 A Range ±3 to ±15 Test Current 150 A Range ±15 to ±150...

This manual is also suitable for:

6623a-pcs/20006623a-pcs/3000

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