Kepco MST Series Bedienungsanleitung Seite 1

OPERATOR’S MANUALIMPORTANT NOTES:1) This manual is valid for the following Model and associated serial numbers:MODEL SERIAL NO. REV. NO.2) A Change Pa

iv MST SERIES 061813FIGURE 1-1. MST POWER SUPPLY

MST SERIES 061813 1-1SECTION 1 - INTRODUCTION1.1 SCOPE OF MANUALThis manual contains instructions for the installation, operation, and maintenance of

1-2 MST SERIES 061813.TABLE 1-2. MST GENERAL SPECIFICATIONSSPECIFICATIONS RATING/DESCRIPTIONCONDITIONINPUTA-C Voltagenominal 100-250V a-c Single phas

MST SERIES 061813 1-31.4 FEATURES1.4.1 CONTROL/PROGRAMMINGControl of the MST Power Module is via the IEEE 1118 2-wire serial bus operating at 375KHz;a

1-4 MST SERIES 061813FIGURE 1-2. MST POWER SUPPLY, MECHANICAL OUTLINE DRAWING

MST SERIES 061813 1-5FIGURE 1-3. REMOTELY CONTROLLED POWER SUPPLY CONFIGURATIONS USING KEPCO PRODUCTS

1-6 MST SERIES 0618131.4.2 STATUS INDICATORSSix status indicators at the front panel provide operational information (see Table 2-2):• VOLTAGE MODE• C

MST SERIES 061813 1-7/(1-8 Blank)1.4.7 PARALLEL CONFIGURATIONA parallel configuration may be employed for higher output current and for N + 1 redundan

MST SERIES 061813 2-1SECTION 2 - INSTALLATION2.1 UNPACKING AND INSPECTIONThis instrument has been thoroughly inspected and tested prior to packing an

2-2 MST SERIES 061813for detailed cooling requirements. Periodic cleaning of the power module interior is recom-mended.FIGURE 2-1. FRONT AND REAR V

MST SERIES 061813 2-3 2.5 PRELIMINARY CHECK-OUT2.5.1 REQUIRED EQUIPMENT• Host computer w/communication cable for selected controller• Kepco Controller

2-4 MST SERIES 061813NOTE: If the sequence in step 4, above, is reversed (i.e., a-c power applied to the Controllerfirst and MST power modules last),

MST SERIES 061813 2-52.5.3 CHECKOUT PROCEDUREThe following checkout procedure requires commands to be issued by the host computer inorder to program t

2-6 MST SERIES 0618138. Verify that DVM connected across pins 5 and 2 of DC Output connector reads 0V.9. Set switch S1 to CLOSE SENSE position and iss

MST SERIES 061813 2-72.6 INSTALLATION/REMOVALThe MST Power Module is designed to be rack-mounted in an RA 55 Rack Adapter. Refer toFigure 1-2 for outl

2-8 MST SERIES 061813NOTE: If the Power Module is already installed in a Rack Adapter and it is necessary tochange the control bus address, the Power

MST SERIES 061813 2-9FIGURE 2-4. CONFIGURATION AND CALIBRATION CONTROLS AND TESTPOINTS2.6.2 INSTALLATIONTo install the MST Power Module in the RA 5

2-10 MST SERIES 0618133. Align slots of the Module with the guides of the Rack Adapter and insert Module into RackAdapter slot. Secure with the two th

MST SERIES 061813 2-11Successful d-c grounding depends on careful analysis of the system operation; only generalguide lines are provided here. One of

228-1348 DC-COMP/INST 061813 ADeclaration of ConformityApplication of Council directives:73/23/EEC (LVD)93/68/EEC (CE mark)Standard to which Conformit

2-12 MST SERIES 061813A practical model for a voltage-stabilized Power Module includes a series inductance represent-ing d-c and low frequency source

MST SERIES 061813 2-13/(2-14 Blank)2.9.2 LOAD CONNECTION WITH REMOTE ERROR SENSINGIf the load is located at a distance from the power supply terminals

MST SERIES 061813 3-1 SECTION 3 - OPERATION3.1 INTRODUCTION TO CONTROLLING THE MST POWER MODULE OUTPUTThe MST family of Power Modules is designed for

3-2 MST SERIES 061813• After a Confidence Test command or an Internal Self Test, wait approximately 400 milli-seconds.• After a Reset command, wait ap

MST SERIES 061813 3-3grammed in advance of output activation (Standby) or “on-the-fly” (Active) while the output isenabled; both methods employ a “dry

3-4 MST SERIES 0618133.4 OUTPUT ENABLE AND DISABLEEnabling or disabling the output of an MST Power Module differs, depending upon whether it isoperati

MST SERIES 061813 3-53.5 PARALLEL OPERATIONMST Power Modules are specifically designed for operation in parallel, either for increasedpower or for fau

3-6 MST SERIES 0618133.7 FAULT PROTECTIONIn addition to providing protection against externally generated faults, MST Power Modulesincorporate fault p

MST SERIES 061813 3-73.7.3 OVERTEMPERATURE DETECTORSAny one of a number of internal or external conditions (i.e., elevated ambient temperature,clogged

B 228-1364 COND/CONFORM 061813Conditions of ConformanceMST “Modular” productsWhen this product is used in applications governed by the requirements

3-8 MST SERIES 0618133.8 CALIBRATIONCalibration of the MST Power Module is recommended for any of the following conditions.• The unit has been moved.•

MST SERIES 061813 3-9FIGURE 3-1. CALIBRATION TEST SET-UP3.8.2 +5 VOLTS REFERENCE ADJUST (R49)This procedure establishes the +5V reference voltage u

3-10 MST SERIES 0618132. If the CURRENT MODE indicator is on, issue a command from the host computer to set theUUT to Voltage mode. Verify that VOLTAG

MST SERIES 061813 3-113.8.6 VOLTAGE REFERENCE ADJUST (R47)This procedure adjusts the internal full scale reference voltage to produce the full scale o

3-12 MST SERIES 0618134. Issue commands from host computer to read back current.5. Compare the read back current (step 4) to the measured current (ste

228-1369 SAFETY - (MST) 061813 C/(D Blank)SAFETY INSTRUCTIONS1. Installation, Operation and Service PrecautionsThis product is designed for use in a

MST SERIES 061813 iTABLE OF CONTENTSSECTION PAGESECTION 1 - INTRODUCTION1.1 Scope of Manual ...

ii MST SERIES 061813TABLE OF CONTENTSSECTION PAGE3.8.1 Equipment Required ......

LIST OF FIGURESFIGURE TITLE PAGEMST SERIES 061813iiiLIST OF TABLESTABLE TITLE PAGE1-1 MST Power Supply ............