Array electronic 366XA User Manual

1 USER’S MANUAL SWITCHING-MODE DC POWER SUPPLY ARRAY 366XA ARRAY ELECTRONIC

10APPENDIX Error Messages …………………………………………………68 Error Messages…………………………………………………………………….68 Execution Errors…………………………………………………………………….68 Self-Test

11Chapter 1 General Information General Information This chapter provides a general description of your power supply. And it also contains instruct

12This power supply is equipped with a liquid crystal display for displaying the output of voltage and current. A 5-digit voltage and a 5-digit curre

13the over-temperature protection may take effect, depending on the input voltage and output power. A brushless fan is used to cool the power supply

14Chapter 2 Initial Operation Initial Operation This chapter mainly focuses on three basic tests which should be performed before the operation o

15Fuse Replacement 1 Replace the fuse Step 1: Remove the fuse-holder below AC power inlet. Step 2: Replace the fuse with the correct one that

16Power-On Checkout The power-on test includes an automatic self-test that checks the internal microprocessors and a system self-test after the powe

17Output Checkout The output checkout is to ensure that the power supply develops its rated outputs and properly responds to various operations. Spe

18Current Output Checkout 1. Turn on the power supply. Press “Power-on” button and finish the power-on checkout. Usually the power supply will go i

19 6. Ensure that the current can be adjusted from 0A to the maximum rated value. Adjust the knob until the ammeter indicates 0A and then until the a

2ARRAY 366XA SWITCHING-MODE DC POWER SUPPLY ARRAY 366XA is a series of 500W programmable switching-mode DC power supplies

20Chapter 3 Front Panel Operation Front Panel Operation ` 3.1 Front Panel Operation Overview • Output on/off • Constant Voltage setting • Constant Cu

21When it is operated from remote interface, inputting the following command can enable or disable the output: OUTPUT ON/OFF. You can turn on the ou

22 Input the desired ② current value by pressing number keys. “Clear” key can be used to clear the wrong value to input again. ③ Press “Enter” key to

23② Press “Left/Right” keys to move the blinking digit to the corresponding digit of the value. ③ Increase or decrease the relevant value by turning

243.4 Menu Setting 3.4.1 Main Menu Description Press “Menu” key to enter into main menu, which is showed as follows: Function and Parameter Descr

25recall condition, the voltage and current values stored previously can be retrieved from corresponding EEPROM and set as present values. Example 1:

26this state as soon as it is switched on. In remote control state, all keys and knobs become invalid (except “2nd” and “Local” keys). When the powe

27normal range. The Power Supply Calibration Because various factors may cause the reduction of the power supply’s output precision after it has b

28Select CV, CC or OV mode calibration by direction key. If “DEF” is selected, all calibration parameters are restored to default value. CV, CC and O

29“Enter” key to confirm. 3.1.4 34.5V Calibration Press “Enter” key to verify and then the display will show as follows: Input the value

3The Front Panel at a Glance 1. AC power switch 2. Sense terminals 3. Earth ground terminal 4. Supply outp

30Input the value you read from FLUEK 45, which is retained to four decimal places. Press “Clear” key to remove the wrong input value of present digi

31Chapter 4 Remote Interface Reference Remote Interface Reference A detailed description of how to use the remote interface will be given in this

32An Introduction to the SCPI Language SCPI (Standard Commands for Programmable Instruments) is an ASCII-based instrument command language designed

33Command Format Used in This Manual The format used to show commands in this manual is shown below: CURRent {<current>|MINimum|MAXimum} The

34Command Separators A colon “ ：” is used to separate a command keyword from a lower-level keyword as shown below: SOURce:CURRent:TRIGgered A semi

35You can also query the minimum or maximum value allowed with the present function as follows: CURR? MAX CURR? MIN SCPI Command Terminators A com

36double quote. You can include the quote delimiter as part of the string by typing it twice without any characters in between. The following command

37[:STATe] {OFF|ON} [:STATe]? :TEXT[:DATA] <quoted string > :TEXT[:DATA]? :TEXT:CLEar SYSTem :BEEPer[:IMMediate] :ERRor? :VERSion? *IDN? *RST *

38SYSTem:ERRor? *CLS *ESE <enable value> *ESE? *ESR? *OPC *OPC? *PSC {0|1} *PSC? *SRE <enable value> *SRE? *STB? *WAI RS-232 Interface C

39CURR 2.0 The two commands shown in this example has the same function as the first command shown in the above example, which shows when some indiv

412. Switch key for second function (2nd): Enables the second function of other keys. 13. Store key for second function (Save): Stores the present op

40can set the output current value of the specified supply. For the setting range, please consult the relevant current parameters listed in the table

41Output on/off and Tracking Operation Commands Output[:STATe] {OFF|ON} This command enables or disables the outputs of the power supply. For example

42which is a stored value and transferred to the output terminals when a trigger occurs. A pending triggered level is not affected by subsequent CURR

43[SOURce:]VOLTage[:LEVel]:TRIGgered[:AMPLitude]? [MIN|MAX] This query checks and returns the presently programmed triggered voltage level. If no tri

44if any delay is given. 3. You can also select the trigger source from the USB, RS-232 or GPIB interface. The operation has been introduced before.

45messages are not sent to the display and all annunciators are disabled except the “ERROR” and “Rmt” annunciators. The display state is automaticall

46*IDN? This query command reads the power supply’s identification string. The power supply returns four fields separated by commas. The first field

47Calibration Commands CALibration:COUNt? This command queries the power supply to determine the number of times it has been calibrated. CALibrati

48are then stored in internal memory. CALibration:VOLTage:LEVel {MINimum | MAXimum} Before using this command, you must select the output which is t

49not clear bits in event registers. Querying an event register returns a decimal value which corresponds to the binary-weighted sum of all bits set

5The Rear Panel at a Glance 1. AC inlet 2. Fuse holder 3. RS-232 interface connector 4. GPIB or USB interface connector (opti

50VOLTage CURRentNot usedNot usedTEMPeratureNot usedNot usedNot usedNot usedOVERvoltageNot usedNot usedNot usedNot usedNot usedNot used0149QUEStionab

51Bit Decimal Value Definition 0(Voltage) 1 The power supply is in constant voltage mode. 1(Current) 2 The power supply is in constant voltage mode.

52Bit Definitions - Standard Event Register Bit Decimal Value Definition 0 OPC 1 Operation Complete. All commands prior to and including an *OPC c

53The Status Byte Register The status byte summary register reports conditions from the other status registers. Query data that is waiting in the pow

54queue. The additional errors will not be stored. 1. Errors are stored and retrieved in first-in-first-out (FIFO) order. The first error return

55*OPC This command sets the “Operation Complete” bit (bit 0) of the standard event register after the command is executed. *PSC { 0 | 1 } (Power-on

56DISPlay [:WINDow][:STATe] {OFF|ON} [:WINDow][:STATe]? [:WINDow]:TEXT[:DATA] <quoted string > [:WINDow]:TEXT[:DATA]? [:WINDow]:TEXT:CLEar MEA

57Device-Specific Commands The following commands are specific to the ARRAY 366XA power supply. However, these commands are designed with the SCPI

58Chapter 5 Application Programs Application Programs RS-232 Operation Using QuickBACSIC The following example shows how to send command instructi

59Chapter 6 Tutorial Tutorial The ARRAY 366XA is a high performance instrument capable of delivering clean dc power. But to take full advantage of t

6Tutorial It describes basic operation of the power supply and gives specific details on the operation and use of ARRAY 366XA power supplies. Speci

60Figure below shows the operating modes of the three outputs of the power supply. The operating point of one supply will be either above or below th

61And the noise across the output terminals is of very low value in the ARRAY 366XA. The noise from the terminals to earth ground can be a problem

62Considerations During the operation of the power supply, various problems may occur because of the difference in connected loads, which will be int

63Series operation of two or more power supplies can obtain a higher voltage output than that is available from a single supply. Series connected pow

64Chapter 7 Specifications Specifications The performance specifications of ARRAY 366XA are listed in this chapter in details (Specifications are

65Current 1mA 1mA 1mA Readback Resolution Voltage 1mV 2mV 4mV Current 1mA 1mA 1mA Meter Resolution Voltage 1mV 2mV 4mV Current 1mA 1mA 1mA

66Voltage Programming Speed Maximum time required for output voltage to settle within 1% of its total excursion (for resistive load). Command process

67

68APPENDIX Error Messages Error Messages When the front-panel ERROR annunciator turns on, and the power supply generates a short beep, one or more

69colon, semicolon, or blank space with a comma or you may have replaced a comma with a blank space. Example: TRIG:SOUR,BUS or APPL P6V 1.0 1.0 -104

7Contents Chapter 1 General Information ……………………………………... 11 General Information………………………………………………………………… 11 Safety Considerations

70-138 Suffix not allowed A suffix was received following a numeric parameter which does not accept a suffix. Example: STAT:QUES:ENAB 18 SEC (SEC

71output buffer is cleared when power has been off, or after a *RST (reset) command has been executed. -420 Query UNTERMINATED The power supply w

72Calibration Errors Code Explanation 702 Cal secured The calibration is secured. 703 Invalid secure code An invalid calibration secu

73758 Cal checksum failed, store/recall data in location 8 759 Cal checksum failed, store/recall data in location 9

8Menu Setting ………………………………………………………………………24 Main Menu Description…………………………………………………………….24 Storing and Recalling………………………………………………………………24 Error Mes

9Bus (Software) Triggering…………………………………………………………43 Immediate Triggering……………………………………………………………….44 Trigger Commands……………………………………………………………….44 System