BK Precision 9129B, User Manual

Page 1: ...Model 9129B Triple Output Programmable DC Power Supply USER MANUAL www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...associated with these category ratings The category rating is a Roman numeral of I II III or IV This rating is also accompanied by a maximum voltage of the circuit to be tested which defines the volta...

Page 3: ...tlet The power jack and mating plug of the power cable meet IEC safety standards Do not alter or defeat the ground connection Without the safety ground connection all accessible conductive parts inclu...

Page 4: ...ration and or mechanical shocks acoustic noise electrical noise strong electric fields or strong magnetic fields Do not operate instrument if damaged If the instrument is damaged appears to be damaged...

Page 5: ...ondition in the circuit exists Fuse replacement Fuse replacement must be done by qualified service trained maintenance personnel who are aware of the instrument s fuse requirements and safe replacemen...

Page 6: ...rrent of the power supply without the wire overheating For continued safe use of the instrument Do not place heavy objects on the instrument Do not obstruct cooling air flow to the instrument Do not p...

Page 7: ...of the European Union on waste electrical and electronic equipment WEEE and in jurisdictions adopting that Directive is marked as being put on the market after August 13 2005 and should not be dispos...

Page 8: ...2004 108 EC Electromagnetic Compatibility Directive with the following standards Low Voltage Directive EN61010 1 2001 EMC Directive EN 61000 3 2 2006 EN 61000 3 3 1995 A1 2001 A2 2005 EN 61000 4 2 3 4...

Page 9: ...the instrument Direct current Alternating current Fuse Symbol Chassis earth ground symbol Ground terminal Protective earth ground CAUTION indicates a hazardous situation which if not avoided will res...

Page 10: ...d Description 6 1 8 Display Overview 7 Display Description 7 2 Getting Started 8 2 1 Input Power and Fuse Requirements 8 Input Power 8 Fuse Requirements 9 2 2 Line Voltage Selection 9 2 3 Output Conne...

Page 11: ...ock 24 4 Protections 25 Over Temperature Protection 25 Over Voltage Protection OVP 25 5 Remote Operation 26 Communication cables 26 USB to TTL Adapter IT E132B 26 RS 232 Settings 27 6 Remote Commands...

Page 12: ...ating states and enable disable individual outputs Features 3 Independent fully programmable and electrically isolated outputs Series or parallel operation CH1 and CH2 Simultaneous voltage and current...

Page 13: ...ipped with the following contents 1 x 9129B Power Supply 1 x AC Power Cord 1 x Certificate of Calibration 1 x Test Report 1 x TTL to USB serial adapter IT E132B Verify that all items above are include...

Page 14: ...le grasp the handle by its sides pull outwards and rotate it until the arrow on the handle and the arrow on the plastic ears are in opposite directions Then pull the handle outward After removing the...

Page 15: ...el View Front Panel Description VFD display Shift key Local key Power key Numeric keys Function keys Cursor keys Output terminals Rotary knob 1 2 3 4 5 6 7 8 9 www GlobalTestSupply com Find Quality Pr...

Page 16: ...ure 2 Rear Panel View Rear Panel Description Cooling fan AC power input receptacle fuse box 110 220 V Power Switch RS 232 TTL interface 1 2 3 4 www GlobalTestSupply com Find Quality Products Online at...

Page 17: ...gures output current or allows access to the power supply menu settings Recall Save button Saves and recalls instrument settings Meter button Switches from set value display to metered output value di...

Page 18: ...in constant voltage mode CC The power supply is in constant current mode Indicates shift mode for access to secondary button functions Indicates remote mode Indicates the channel currently selected SE...

Page 19: ...patible with the rated voltage current and that there is sufficient circuit capacity for the power supply Once verified connect the cable firmly The included AC power cord is safety certified for this...

Page 20: ...ired AC line voltage please follow the steps below For safety no power should be applied to the instrument while changing line voltage operation Disconnect all cables connected to the instrument befor...

Page 21: ...Line Voltage Switch Location Do not connect power to the instrument until the line voltage selection is setup correctly Applying an incorrect line voltage or configuring the line voltage selection im...

Page 22: ...cidental contact with hazardous voltages ensure that the load and its connections have no accessible live parts Ensure that the load wiring insulation rating is greater than to the maximum output volt...

Page 23: ...any of these messages for about 2 seconds on initialization Output Check Voltage Check Follow the steps below to check basic voltage output with no load connected 1 Turn on the power supply The VFD w...

Page 24: ...heck current output of the power supply 1 Turn off all output channels button will not be illuminated 2 Short the and output terminals with test leads or a shorting bar 3 Adjust the voltage value of C...

Page 25: ...put terminals Check Model and Firmware Version The model and firmware version can be verified by sending the IDN remote command It can also be found from within the menu system by following these step...

Page 26: ...s menu structure and learn how to view or change settings and parameters Follow the steps below to guide you in selecting menu options 1 From the normal display press the key and then the button to en...

Page 27: ...e user to turn the beep sound for key press confirmation on or off 1 From the MENU navigate to bEEP using the keys There are two options that can be selected by using the keys or rotary knob 2 Select...

Page 28: ...rp2 Grp3 Each group has 9 locations therefore allowing the customer to save 27 output state configurations 2 Select one of the three memory location groups and then press the button The cursor will mo...

Page 29: ...uble the available voltage range that can be supplied by combining the voltage of channels 1 2 The maximum output voltage of SEr mode becomes 60 V Follow the steps below to enable this feature 1 Power...

Page 30: ...ot illuminated press the button once to display the measured voltage and current at the output Parallel Mode PAr Parallel mode will increase the available current range that can be supplied to 6 A max...

Page 31: ...g mode is only available for CH1 and CH2 The voltage or current in these two channels will operate synchronously The tracking is based on a ratio between CH1 and CH2 For example if the voltage is the...

Page 32: ...prevent accidental changes to the output settings that exceeds the DUT device under test limit Follow the steps below to set the LVP limit 1 Press the key to select channel 2 Press the key and then p...

Page 33: ...ated by press for voltage or for current then press to move the cursor position and adjust the voltage or current value using the rotory knob 3 Using the Up Down arrows Press key to select channel sel...

Page 34: ...the and then the button to enter Save mode The button will blink until a Save location value is entered 1 9 2 Use the numeric keypad to enter the memory location locations 1 to 9 to store the setting...

Page 35: ...and then the button The button will illuminate indicating that the front panel keys are locked At this point all keys are disabled except for and the buttons 2 To unlock the keys press the key and the...

Page 36: ...Warning Over Voltage Protection OVP The 9129B has over voltage protection function which may be triggered due to an internal error wrong operation by the customer or over voltage at the output termin...

Page 37: ...MENT side of the adapter to the DC load DB9 connector Connect the COMPUTER end to a USB port on your computer When connected the computer will automatically install the appropriate drivers For Windows...

Page 38: ...how to select a different baud rate Note The remote interface does not have a flow control mechanism The programmer should be aware of this limitation and allow sufficient command process time If the...

Page 39: ...some instrument specific commands These commands enable a computer to remotely communicate and control the instrument over serial using the TTL to USB serial adapter IT E132B www GlobalTestSupply com...

Page 40: ...C mode Q Why is my display voltage lower than the voltage I set This is often because of the resistances from the test leads wires connected between the supply and the DUT device under test which caus...

Page 41: ...ing Voltage 0 30 V CH1 CH2 0 5 V CH3 Current 0 3 A All Channels Power Line Regulation Voltage 0 02 4 mV Current 0 2 3 mA Load Regulation Voltage 0 02 4 mV Current 0 20 3 mA Ripple and Noise Voltage 5...

Page 42: ...ual com via IT E132B adapter AC Input 110 220 VAC 10 47 Hz 63 Hz Operating Temperature 32 F to 104 F 0 C to 40 C Storage Temperature 4 F to 158 F 20 C to 70 C Dimensions W H D 8 45 x 3 47 x 13 96 214...

Page 43: ...Calibration We recommend a calibration interval of once per year to ensure that the power supply meets specifications www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply co...

Page 44: ...ctors and accessories that you are using with the device Customers not on an open account must include payment in the form of a money order or credit card For the most current repair charges please re...

Page 45: ...This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs The warranty is void if the serial number is altered defaced or remove...

Page 46: ...2015 B K Precision Corp v090915 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...