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Guildline 66259 Operation Manual

Extender control unit
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OPERATION MANUAL
FOR
MODEL 66259
EXTENDER CONTROL UNIT
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.
OM66259-G-00
2 December 2019

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Summary of Contents for Guildline 66259

  • Page 1 EXTENDER CONTROL UNIT 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 3: Table Of Contents

    CONTROL PROCEDURE FOR CS1000 CURRENT SOURCE ............. 4-3 4.3. CONTROL PROCEDURE FOR 6623A CONTROL WITHOUT A BRIDGE ....... 4-4 4.4. CONTROL PROCEDURE FOR 6623A WITH OLDER DCC BRIDGES ........4-5 66259 REMOTE CONTROL ................. 5-1 5.1. REMOTE OPERATION ........................5-1 5.2. REMOTE COMMANDS ........................5-1...
  • Page 4 CONTROL UNIT CALIBRATION ................. 6-1 6.1. CALIBRATION SETUP AND PROCEDURE ................... 6-1 CONTROL UNIT MAINTENANCE AND SERVICE ..........7-1 7.1. MAINTENANCE ..........................7-1 7.2. SERVICE ............................... 7-1 OM66259-G-00 2 December 2019...
  • Page 5 OR GREATER ..............................2-4 FIGURE 2-4 : MODEL 66259 INTERCONNECTION DIAGRAM WITH CURRENT MONITORING ............................... 2-5 FIGURE 2-5 : MODEL 66259 INTERCONNECTION DIAGRAM WITH DCC BRIDGES ......2-6 FIGURE 3-1 : MODEL 66259 FRONT PANEL ....................3-1 OM66259-G-00 2 December 2019...
  • Page 6 OM66259-G-00 2 December 2019...

  • Page 7: Introduction

    Section 1 INTRODUCTION The Model 66259 Extender Control Unit is designed to allow the use of the 6623A Series of Current Sources and High Current Range Extenders without the need for a Model 6622A DCC Bridge or as an interface controller to allow the use with older DCC Bridge models.

  • Page 8: Warranty

    1.3. WARRANTY Each Model 66259 Extender Control Unit provided includes a two (2) year warranty in which Guildline Instruments warrants that the unit is free from defects in material, workmanship, manufacturing, and design and will perform to or exceed specifications, if operated properly, for the duration of the two (2) year warranty coverage.

  • Page 9: Inspection And Setup

    2.1. INSPECTION The Model 66259 Extender Control Unit is provided with the necessary accessories to allow utilization of the 6623A Series of Current Sources and High Current Range Extenders in the various modes as described in Section 1.2. During the opening of the shipping box ensure that the components specified in Section 1.1 have been received.

  • Page 10: Setup For Cs1000/6623A-Pcs Current Source Control

    If the DCC3000 or DCC10000 Comparator is also to be connected then the setup in Section 2.3 or 2.4 for 6623A systems must be followed. Termination CS 1000 EXTENDER Connector CS 1000 Extender Cable 31168-01-21 CS 1000 OUTPUT 66259 EXTENDER BRIDGE INPUT Figure 2-1: Model 66259 Interconnection Diagram for CS1000 OM66259-G-00 2 December 2019...

  • Page 11: Setup For 6623A Control Without A Bridge

    See Figure 2-2 for details of connections. 66259 EXTENDER BRIDGE Extender Cable 31168-01-21 Bridge Terminator 31219-02-21 6623A EXTENDER BRIDGE LOAD Figure 2-2 : Model 66259 Interconnection Diagram for 6623A Extenders Less Than 1000A OM66259-G-00 2 December 2019...

  • Page 12: Figure 2-3 : Model 66259 Interconnection Diagram For 6623A Extenders 1000A Or Greater

    Section 2 Figure 2-3 : Model 66259 Interconnection Diagram for 6623A Extenders 1000A or Greater OM66259-G-00 2 December 2019...

  • Page 13: Setup For 6623A Control With Current Monitoring

    Where Vs is the measured voltage on the resistance standard and Rs is the ohms value of the resistance standard. 66259 EXTENDER BRIDGE Extender Cable Bridge Cable 31168-01-21 31167-02-21 6623A EXTENDER NOT USED Program In BRIDGE Extender Out LOAD Figure 2-4 : Model 66259 Interconnection Diagram with Current Monitoring OM66259-G-00 2 December 2019...

  • Page 14: Setup For Operation Of 6623A With Older Bridges

    SETUP FOR OPERATION OF 6623A WITH OLDER BRIDGES For operation of 6623A Series Range Extenders with older model DCC Bridges such as a Guildline 6675A, the Extender cable, (GPN 31168-01-21), is connected between the Control unit “EXTENDER” connector and the “BRIDGE” connector of the 6623A. The Bridge cable, (GPN 31167-02-21), is connected between “BRIDGE”...

  • Page 15: Control Unit Functions And Indicators

    Section 3 CONTROL UNIT FUNCTIONS AND INDICATORS The 66259 is mounted inside a ruggedized plastic case. When you open the lid you will see the front panel shown below in Figure 3-1. All connections to the 66259 and operation of the 66259 are provided with this panel.

  • Page 16: Front Panel Connectors, Controls And Indicators

    The USB connector is only used for remote operation of the control unit via software. For more information on software operation with Guildline 66259 software refer to the 66259 Software Manual SUM66259. When connected to a PC the USB appears as a virtual COMM port device and can be accessed through any RS-232 control application.

  • Page 17: Touch Screen Display Functions

    Section 3 3.2. TOUCH SCREEN DISPLAY FUNCTIONS 3.2.1 Main Display The Main Display screen indicates the output current, the polarity of the current as well as whether the current is active. You can access the setup menus to set the current output value, and control the state of the current output by simply pressing on the screen within the boxes.
  • Page 18 There are 5 stages available which will accommodate the current source for all Guildline 6623A models. To modify any parameter you simply touch the number on the screen. This will open a Data Entry screen allowing the user to input the desired value as described in Section 3.2.3.
  • Page 19 There are 5 stages available which will accommodate the current source for all Guildline 6623A models. To modify any of the parameters you simply touch the number on the screen. This will open a Data Entry screen allowing the user to input the desired value.
  • Page 20 Section 3 OM66259-G-00 2 December 2019...

  • Page 21: Control Unit Operation

    Section 4 CONTROL UNIT OPERATION Outlined in this section is the basic front panel operation of the 66259 for the different applications in which it is used to control the 6623A series Range Extenders and Current sources. For software operation, refer to Section 5.

  • Page 22: Extender Profile Setup

    4.1. EXTENDER PROFILE SETUP The Model 66259 Extender Control Unit profile for a specific application is normally setup at the factory, before shipment. The profile details and applicable calibration coefficients are provided as a Coefficients Summary Report when the instrument is shipped.

  • Page 23: Control Procedure For Cs1000 Current Source

    To control the current in the CS1000, ensure the controller is connected to the “Bridge” Input of the CS1000 as described in Section 2.2 and Figure 2-1. This connection must be made from the “Extender” circular connector on the 66259 Controller. Step 1) Select the “Setup”...

  • Page 24: Control Procedure For 6623A Control Without A Bridge

    Input of the 6623A using the Extender cable, (GPN 31168-01-21). This connection must be made from the “Extender” connector on the 66259 Controller. The Bridge cable, (GPN 31167-02-21) must be used to connect the Extender Output to a known one ohm or lower, resistance standard as a means of monitoring the Extender Output current as shown in Figure 2-3 of Section 2.4.

  • Page 25: Control Procedure For 6623A With Older Dcc Bridges

    Section 4 4.4. CONTROL PROCEDURE FOR 6623A WITH OLDER DCC BRIDGES To control the 6623A using older bridges, the Extender cable, (GPN 31168-01-21), is connected between the Control unit “EXTENDER” connector and the “Bridge” connector of the 6623A. The Bridge cable, (GPN 31167-02-21), is connected between “BRIDGE”...
  • Page 26 In this case, the auto-reverse function on the 66259 Controller display may be activated by setting the reversal rate to 30 seconds or longer. For more details refer to the Application Note is normally provided with additional connection details for a specific DC Comparator Bridge.

  • Page 27: 259 Remote Control

    5.1. REMOTE OPERATION The 66259 has a USB type A port located on the rear panel which is used for remote operation. The 66259, when powered on and connected to a computer, will install as a virtual COM Port on the computer. This COM Port can be used to communicate with the Guildline 66259 BridgeWorks software plugin, with any COM Port terminal program, or accessed programmatically in any software as a serial port.
  • Page 28 Section 5 The STB Bits are as follows: bit 7 = (unused) bit 6 = SRQ (service request) ; set when (SRQ_mask|GPIB_STAT_PORT) != 0 bit 5 = ESB (event summary) ; set when bitwise AND of ESE, register is not zero bit 4 = MAV (message available) ;...
  • Page 29 Section 5 COMMAND COMMENT MEASure <state> select the measurement state <state>:== 0|1 type <boolean> 0 :== OFF 1 :== ON MEASure? query, display the measurement state of the instrument CURRent <cur> set the output current <cur>:== value from 0 to 150.000mA type <unsigned>...
  • Page 30 Section 5 COMMAND COMMENT MINCurrent {0|1|2|3|4|5},<minCurrent> set the minimum current for the profile stage {0|1|2|3|4|5}:== stage selection <digit 0 to 5> <slaves>:== 32 bit integer value type <unsigned> MINCurrent? {0|1|2|3|4|5} query, display the minimum current for the profile stage {0|1|2|3|4|5}:== stage selection <digit 0 to 5> MAXCurrent {0|1|2|3|4|5},<maxCurrent>...
  • Page 31 Section 5 COMMAND COMMENT CONFig:Coef {0|1|2|3|4|5},<PosMinCoef>,<NegMinCoef>,<PosMaxCoef>,<NegMaxCoef> set the coefficients for the profile stage {0|1|2|3|4|5}:== stage selection <digit 0 to 5> <PosMinCoef>:== 32 bit integer value type <unsigned> <NegMinCoef>:== 32 bit integer value type <unsigned> <PosMaxCoef>:== 32 bit integer value type <unsigned> <NegMaxCoef>:== 32 bit integer value type <unsigned>...
  • Page 32 Section 5 OM66259-G-00 2 December 2019...
  • Page 33 Section 6 CONTROL UNIT CALIBRATION The model 66259 Extender Control Unit can be calibrated so that the current source of the Range Extender connected to it will meet current magnitude specifications. The Extender Control Unit is normally calibrated at the factory whenever it is shipped with a specific Range Extender and a Summary of Coefficients is provided with the unit.
  • Page 34 Section 6 OM66259-G-00 2 December 2019...
  • Page 35 7.1. MAINTENANCE There are no routine maintenance requirements for the model 66259 Extender Control unit. It is recommended that the current calibration be verified as per Section 5 on an annual basis. There are no fans or air filters to be checked.

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