Lambda Genesys 1500W Technical Manual Download

Page: 1 / 79

TECHNICAL MANUAL FOR

GENESYS

750W/1500W

Programmable DC Power Supplies

Document: 83-507-013 Rev A

LAMBDA AMERICAS

405 Essex Road, Neptune, NJ 07753

Tel: (732)

922-9300

Fax: (732)

922-9334

Web: www.lambda-emi.com

Summary of Contents for Genesys 1500W

Page 1: ...ECHNICAL MANUAL FOR GENESYSTM 750W 1500W Programmable DC Power Supplies Document 83 507 013 Rev A LAMBDA AMERICAS 405 Essex Road Neptune NJ 07753 Tel 732 922 9300 Fax 732 922 9334 Web www lambda emi com ...

Page 2: ...83 000 015 Rev C ...

Page 3: ...83 507 013 Rev A GENESYS Manual Supplement FOR UNITS EQUIPPED WITH IEMD OPTION ALSO REFER TO MANUAL 83 030 200 IEMD ...

Page 4: ...g 9 2 5 ANALOG PROGRMAMING AND MONITORING Pg 9 2 6 PROGRAMMING AND READBACK Pg 10 2 7 PROTECTIVE FUNCTIONS Pg 10 2 8 FRONT PANEL Pg 10 2 9 ENVIRONMENTAL CONDITIONS Pg 10 2 10 MECHANICAL Pg 10 2 11 SAFETY EMS Pg 10 2 12 SUPPLEMENTAL CHARACTERISTICS Pg 11 2 13 OUTLINE DRAWINGS Pg 12 CHAPTER 3 INSTALLATION Pg 13 3 1 GENERAL Pg 13 3 2 PREPARATION FOR USE Pg 13 3 3 INITIAL INSPECTION Pg 13 3 4 RACK MOU...

Page 5: ... functions Pg 31 4 4 2 Resetting the switch Pg 31 4 5 REAR PANEL J1 PROGRAMMING AND MONITORING CONNECTOR Pg 32 4 5 1 Making J1 connections Pg 32 CHAPTER 5 LOCAL OPERATION Pg 34 5 1 INTRODUCTION Pg 34 5 2 STANDARD OPERATION Pg 34 5 2 1 Constant Voltage Mode Pg 34 5 2 2 Constant Current Operation Pg 34 5 2 3 Automatic Crossover Pg 35 5 3 OVER VOLTAGE PROTECTION OVP Pg 35 5 3 1 Setting the OVP level ...

Page 6: ... CONNECTOR Pg 50 7 4 MD MODE OPTION Factory Installed Pg 51 7 4 1 MD Mode Description Pg 51 7 4 2 MD Mode enable Serial communication mode Pg 51 7 4 3 MD Mode SRQ Pg 51 7 4 4 Communication Collisions Pg 51 7 4 5 MD Mode SRQ Retransmission Pg 51 7 5 CONNECTING POWER SUPPLIES TO RS232 OR RS485 BUS Pg 52 7 5 1 Single power supply Pg 52 7 5 2 Multi power supply connection to RS232 or RS485 BUS Pg 53 7...

Page 7: ...S Pg 68 8 2 1 0 5V 0 10V option Pg 68 8 2 2 4 20mA option Pg 68 8 3 ISOLATED PROGRAMMING MONITORING CONNECTOR Pg 69 8 4 SETUP AND OPERATING INSTRUCTIONS Pg 70 8 4 1 Setting up the power supply for 0 5V 0 10V Isolated Programming and Monitoring Pg 70 8 4 2 Setting up the power supply for 4 20mA Isolated Programming and Monitoring Pg 70 CHAPTER 9 MAINTENANCE Pg 71 9 1 INTRODUCTION Pg 71 9 2 UNITS UN...

Page 8: ...nc and Lambda Americas Inc shall pay the ship ping charges to return the product to the buyer Refer to Section 3 11 for repackaging for shipment DISCLAIMER The information contained in this document is subject to change without notice Lambda Americas Inc shall not be liable for errors contained in this document or for incidental or consequential damages in connection with the furnishing performanc...

Page 9: ...protective earth terminal will cause a potential shock hazard that might cause personal injury FUSES Fuses must be changed by authorized Lambda Americas Inc service personnel only For continued protection against risk of fire replace only with the same type and rating of fuse Refer to Chapter 9 for fuse ratings INPUT RATINGS Do not use AC supply which exceeds the input voltage and frequency rating...

Page 10: ...s must be fully understood and met The CAUTION sign denotes a hazard An attention to a procedure is called Not follow ing procedure correctly could result in damage to the equipment Do not proceed be yond a CAUTION sign until all indicated conditions are fully understood and met FCC COMPLIANCE NOTICE Note This equipment has been tested and found to comply with the limits for a Class A digital devi...

Page 11: ...ektrischen Schlag hervorrufen der Personenschaden zur Folge hatte Vorsicht Erdung des DC Ausgangs Es besteht Energiegefahr am RS232 RS485 und IEEE Anschluss falls die Ausgangsspannung des Gerates grosser ist als 400V und der positive Ausgangsanschluss des Netzteiles geerdet wird Dies gilt insbesondere auch bei Reihenschaltungen von unterschiedlichen Netzteilen Wird die RS232 485 oder IEEE Schnitts...

Page 12: ... mit diesem Symbol gekennzeichnet wenn es fur den Benutzer notwendig ist sich auf die Anweisungen im Handbuch zu beziehen Zeigt spannungsfuhrende Teile mit gefahrlicher Spannung an Zeigt Masse Anschluss an keine Schutzerde z B Masseanschlussan einenVerbraucher Schutzleiter Anschlussklemme Symbol fur Schalter oder Drucknopfe Zeigt die Symbol fur Schalter oder Drucknopfe Zeigt die Dieses Warnaufschr...

Page 13: ... analog signals or by the built in serial communication RS232 RS485 GPIB programming and Isolated Analog programming monitoring are optional 1 2 2 Models covered by this Manual Model Voltage range V Current range A Model Voltage range V Current range A GEN 6 100 0 6 0 100 GEN 60 12 5 0 60 0 12 5 GEN 6 200 0 6 0 200 GEN 60 25 0 60 0 25 GEN 8 90 0 8 0 90 GEN 80 9 5 0 80 0 9 5 GEN 8 180 0 8 0 180 GEN...

Page 14: ...ower supply start up mode Auto restart or Safe start mode 1 2 6 Analog voltage programming and monitoring Analog inputs and outputs are provided at the rear panel for analog control of the power supply The Output Voltage and the Current can be programmed by analog voltage or by resistor and can be moni tored by analog voltage The power supply output can be remotely set to On or Off and analog sign...

Page 15: ...ollowing For 750W GenesysTM power supplies Part No Market Description NC301 GEN U USA 13A 125V unshielded 2m typical length with IEC320 connector on one end and NEMA 5 15P connector on the other end NC302 GEN E Europe 10A 250V unshielded 2m typical length with IEC320 connector on one end and INT L 7 standard VII dual earthing NC303 GEN O General 10A 250V unshielded 2m typical length with IEC320 co...

Page 16: ...83 507 013 Rev A 9 CHAPTER 2 SPECIFICATIONS ...

Page 17: ...83 507 013 Rev A 10 ...

Page 18: ...asured at 10i100 output voltage and full output current 9 With rated resistive load 10 For 6i300V models Measured with JEITA RC 9131A 1 1 probe For 600V model Measured with 10 1 probe 2 12 SUPPLEMENTAL CHARACTERISTICS The supplemental characteristics give typical but non warranted performance characteristics The sup plemental characteristics are useful in assessing applications for the power suppl...

Page 19: ...83 507 013 Rev A 12 2 13 GENESYSTM 750W 1500W POWER SUPPLIES OUTLINE DRAWINGS ...

Page 20: ...ads Section 3 9 6 Default setting The power supply setting at shipment Section 7 2 1 Table 3 1 Basic setup procedure 3 3 INITIAL INSPECTIONS Prior to shipment this power supply was inspected and found free of mechanical or electrical defects Upon unpacking of the power supply inspect for any damage which may have occurred in transit The inspection should confirm that there is no exterior damage to...

Page 21: ...ure does not exceed 50 C 3 6 AC SOURCE REQUIREMENTS The GenesysTM series can be operated from a nominal 100V to 240V single phase 47i63 Hz The input voltage range and current required for each model is specified in Chapter 2 Ensure that under heavy load the AC voltage supplied to the power supply does not fall below the specifications described in Chapter 2 3 7 AC INPUT POWER CONNECTION CAUTION En...

Page 22: ... other wires Strip 14mm 0 55 inches at the end of each of the wires 2 Unscrew the base of the strain relief from the helix shaped body Insert the base through the out side opening in the AC input cover and screw the locknut securely 11 14 Lb inch the base from the inside 3 Slide the helix shaped body onto the AC cable Insert the stripped wires through the strain relief base until the outer cable j...

Page 23: ... Prior to Operation 1 Ensure that the power supply is configured to the default setting On Off switch at Off position Dip switch All positions at Down Off position J2 Sense connector Configured to Local Sense as shown in Fig 3 4 For units equipped with IEEE option ensure that the IEEE_En switch is in Up default posi tion Refer to Fig 4 2 Item 9 for location if checkout is to be done in IEEE mode 2...

Page 24: ...accuracy of the CURRENT display Ensure that the front panel CURRENT LED is On 6 Turn Off the front panel AC power switch 7 Remove the shunt from the power supply output terminals 3 8 5 OVP Check Refer to Section 5 3 for explanation of the OVP function prior to performing the procedure below 1 Turn the front panel AC power switch to the On position and turn on the output by pressing OUT pushbutton ...

Page 25: ...ing The CURRENT adjust encoder check that the Baud Rate can be set to 1200 2400 4800 9600 and 19200 3 9 CONNECTING THE LOAD 3 9 1 Load Wiring The following considerations should be made to select wiring for connecting the load to the power supply Current carrying capacity of the wire refer to Section 3 9 2 Insulation rating of the wire should be at least equivalent to the maximum output voltage of...

Page 26: ...8 6 9 8 4 0 1 4 6 3 39 59 0 29 4 14 8 5 8 2 0 10 1 95 102 6 51 2 25 6 10 2 3 4 16 1 24 160 0 80 0 40 0 16 0 5 4 25 0 795 250 0 125 0 62 0 25 2 8 4 35 0 565 354 0 177 0 88 0 35 4 11 8 Table 3 3 Maximum wire length for 1 V drop on lead in meters For currents not shown in Table 3 2 and 3 3 use the formula Maximum length 1000 current x resistivity Where current is expressed in Amperes and resistivity ...

Page 27: ...n the power supply maximum output voltage and current rating Connect the cathode to the positive output and the anode to the negative output of the power supply Where positive load transients such as back EMF from a motor may occur connect a surge suppressor across the output to protect the power supply The breakdown voltage rating of the suppressor must be approximately 10 higher than the maximum...

Page 28: ...l 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 or equal to the maximum output voltage of the power supply M8x15 screw 2 places Hex Nut 2 places Flat washer 2 places Spring washer 2 places Wire terminal lug 2 places Flat washer 2 places Screws tightening torque 104 118 Lb inch V V...

Page 29: ...ns below for connection of the load wires to the power supply 1 Strip approx 10mm 0 39 inches at the end of each of the wires 2 Loosen the connector terminal screws 3 Insert the stripped wires into the terminal and tighten the terminal screw securely see Fig 3 7 4 Loosen the two chassis screws marked A halfway as shown in Fig 3 8 5 Assemble the protective shield to the chassis and tighten the two ...

Page 30: ... optimal point for the shield ground should be determined by experimentation 3 9 9 Connecting multiple loads radial distribution method Fig 3 12 shows multiple loads connected to one supply Each load should be connected to the power supply s output terminals using separate airs of wires It is recommended that each pair of wires will be as short as possible and twisted or shielded to minimize noise...

Page 31: ...nected to the distribution terminals or at the most critical load 3 9 11 Grounding outputs Either the positive or negative output terminals can be grounded To avoid noise probems caused by common mode current flowing from the load to ground it is recommended to ground the output terminal as close as possible to the power supply chassis ground Always use two wires to connect the load to the power s...

Page 32: ...negative sense Connected internally to the negative output terminal LS J2 5 Remote negative sense S Table 3 4 J2 terminals 3 10 3 Remote sensing Use remote sense where the load regulation at the load end is critical In remote sense the power sup ply will compensate for voltage drop on the load wires Refer to the power supply specifications for the maximum voltage drop on load wires The voltage dro...

Page 33: ...n On the power supply 2 If the power supply is operated without the remote sense lines or local sense jumpers it will continue to work but the output voltage regulation will be degraded Also the OVP circuit may activate and shut down the power supply 3 10 4 J2 sense connector technical information J2 connector type MC 1 5 5 G 3 81 Phoenix Plug type MC 1 5 5 ST 3 81 Phoenix Wire AWG 28 up to 16 Str...

Page 34: ... Table 4 1 Front Panel controls and indicators Number Control Indicator Description Section 1 VOLTAGE control High resolution rotary encoder for adjusting the Output Voltage Also adjusts the OVP UVL levels and selects the Address 5 2 1 5 3 1 5 4 1 7 2 2 2 VOLTAGE indicator Green LED lights for constant Voltage mode operation 3 VOLTAGE display 4 digit 7 segment LED display Normally displays the Out...

Page 35: ...OC to put the unit into Local mode REM LOC button is disabled at Local Lockout mode Auxiliary function Address and Baud Rate setting Press and hold REM LOC for 3 sec to set the Address with the VOLTAGE encoder and the Baud Rate with the CURRENT encoder 7 2 5 7 2 2 7 2 4 10 REM LOC indicator Green LED lights when the unit is in Remote mode 11 FOLD button Foldback protection control Press FOLD to se...

Page 36: ...4 3 REAR PANEL CONNECTIONS AND CONTROLS See Fig 4 2 to review the connections and controls located on the power supply rear panel Refer to Ta ble 4 2 for explanations about the rear panel connections and controls Table 4 2 Rear panel connections and controls Number Item Description Section 1 AC input connector Wire clamp connector for 1500W units IEC connector for 750W units 3 7 1 3 7 2 2 DC outpu...

Page 37: ...ion of load wire drop 3 10 3 8 2 8 Blank Sub plate Blank sub plate for standard units Isolated Remote Analog pro gramming connector for units equipped with Isolated Analog con trol option IEEE connector for units equipped with IEEE program ming option shown Fig 4 2 9 IEEE switch Two position DIP switch for selecting IEEE mode or RS232 RS485 mode when IEEE option is installed Fig 4 2 10 Ground scre...

Page 38: ... Programming Output Current Programmed by Front Panel Output Current Programmed by External Resistor SW1 9 Enable Disable control Rear panel Enable Disable control is not Active Rear panel Enable Disable control is Active 4 4 2 Resetting the SW1 switch Before making any changes to the SW1 switch setting disable the power supply output by pressing the front panel OUT button Ensure that the Output V...

Page 39: ...ot attempt to bias any of these terminals relative to the nega tive sense Use the Isolated Programming interface option to allow control from a programming source at a different po tential relative to the power supply negative CAUTION To prevent ground loops and to maintain power supply isola tion when programming from J1 use an ungrounded pro gramming source WARNING There is a potential shock haz...

Page 40: ...utput Voltage Sec 6 1i6 4 J1 10 IPGM Input for remote analog voltage resistance programming of the Output Current Sec 6 1i6 4 J1 11 VMON Output for monitoring the power supply Output Voltage Sec 6 6 J1 12 COM Control Common Return for VMON IMON CV CC LOC REM Connected internally to the negative sense potential S J1 13 CV CC Output for Constant Voltage Constant Current mode indication Sec 5 9 J1 14...

Page 41: ...r knob to program the output voltage When the output is disabled press the PREV button and then rotate the VOLTAGE encoder knob The VOLTAGE meter will show the programmed Output Voltage for 5 sec onds after the adjustment has been completed Then the VOLTAGE meter will display OFF 4 Adjustment resolution can be set to coarse or fine resolution Press FINE button to select between the lower and highe...

Page 42: ...t the CURRENT meter shows OUP The VOLTAGE meter shows the OVP setting level Rotate the VOLTAGE encoder knob to adjust the OVP level The display will show OUP and the setting value for 5 seconds after the adjustment has been completed and then will return to its previous state The minimum setting level is approximately 105 of the set Output Voltage or the value in Table 7 6 whichever is higher The ...

Page 43: ...ancel the Foldback protection The power supply output will be disabled and the VOLTAGE display will show OFF Press the OUT button to enable the power supply output 3 Turn the power supply output Off and then On using the SO control refer to Section 5 7 In this method the Foldback protection remains armed therefore if the load current is higher than the output current setting the Foldback protectio...

Page 44: ...with a 30V parallel zener at J1 13 referenced to the COM potential at J1 12 connected internally to the negative sense potential When the power supply operates in Constant Voltage mode CV CC output is open When the power supply operates in Constant Current mode the CV CC signal output is low 0 0 6 with maximum 10mA sink current 5 10 PS_OK SIGNAL The PS_OK signal indicates the fault condition of th...

Page 45: ...splay shows O7P and the ALARM LED blinks Resetting the OTP circuit can be automatic non latched or manual latched depending on the Safe start or Auto restart mode 1 Safe start mode In Safe start mode the power supply stays Off after the over temperature condi tion has been removed The display continues to show O7P and the ALARM LED continues to blink To reset the OTP circuit press the OUT button o...

Page 46: ...s operation for increased output voltage 1 Programming by external voltage The analog programming circuits of this power supply are referenced to the negative output potential Therefore the circuits used to control each series connected unit must be separated and floated from each other 2 Using the SO function and PS_OK signal The Shut Off and PS_OK circuits are referenced to the iso lated interfa...

Page 47: ... units shuts down Each diode should be rated to at least the power supply rated output volt age and output current Refer to Fig 5 3 for this operating mode Remote programming in series operation for positive and negative output voltage 1 Programming by external voltage The analog programming circuits of this power supply are referenced to the negative output potential Therefore the circuits used t...

Page 48: ...current divided by the number of parallel units 2 Set the rear panel setup switch SW1 position 2 to the up position 3 Connect a wire jumper between J1 8 and J1 12 refer to Table 4 4 4 Connect J1 terminal 10 IPGM of the slave unit to J1 terminal 25 P of the master unit During operation the Slave units operate as a controlled current source following the Master Output Cur rent It is recommended that...

Page 49: ...e units default operation a When a unit is programmed to Slave mode it enters the Remote mode with Local Lockout In this mode the front panel controls are disabled to prevent accidental setting change refer to Sec 7 2 7 for details b The Slave units parameters will automatically set the following Output voltage to approximate 102 of rated output voltage Programmed Current to zero UVL to zero volts...

Page 50: ...lance be tween power supplies UVL to zero volts OVP to its maximum value AST OFF OUT OFF Foldback protection OFF Locked Front Panel Fig 5 4 Parallel connection with local sensing MASTER POWER SUPPLY SLAVE 1 POWER SUPPLY J1 25 J1 10 P IPGM V V V V LOAD As short as possible Twisted pair S S J1 8 J1 12 To J1 10 SLAVE 2 POWER SUPPLY S LS LS S LS LS Fig 5 5 Parallel operation with Remote sensing MASTER...

Page 51: ...r of units 5 17 FRONT PANEL LOCKING The front panel controls can be locked to protect from accidental power supply parameter change Press and hold the PREV button to toggle between Locked front panel and Unlocked front panel The dis play will cycle between LFP and UFP Releasing the PREV button while one of the modes is dis played selects that mode 5 17 1 Unlocked front panel In this mode the front...

Page 52: ...tput Current can be programmed via the front panel VOLTAGE and CURRENT encoders or via the RS232 RS485 port In Remote Analog mode the Output Voltage and current can be programmed by analog voltage or by programming resistors via J1 contacts 9 and 10 re fer to Sections 6 4 and 6 5 Refer to Table 6 1 for Local Remote Analog control J1 8 function and Setup switch SW1 1 2 settings SW1 1 2 setting J1 8...

Page 53: ...ty for the voltage source 7 Set the programming sources to the desired levels and turn the power supply ON Adjust the programming sources to change the power supply output NOTES 1 SW1 positions 4 5 6 and 9 are not required for remote programming Their settings can be determined according the application 2 The control circuits allow the user to set the Output Voltage and Output Current up to 5 over...

Page 54: ...the power supply ON Adjust the resistors to change the power supply output NOTES 1 SW1 positions 4 5 6 and 9 are not required for remote programming Their settings can be deter mined according to the application requirements 2 The control circuits allow the user to set the Output Voltage and Output Current up to 5 over the model rated maximum value The power supply will operate within the extended...

Page 55: ... monitor J1 11 IMON Iout monitor J1 24 J1 12 0 5V Down VMON Vout monitor J1 11 IMON Iout monitor J1 24 J1 12 0 10V Up Table 6 5 Monitoring signals setting Notes 1 Radiated emissions RCC requirements FCC requirements for radiated emissions use a shielded cable for the analog control signals If using unshielded ca ble attach an EMI ferrite suppressor to the cable as close as possible to the power su...

Page 56: ... for approximately 3 sec The VOLTAGE display will indicate the unit address 3 Using the VOLTAGE adjust encoder select the unit address To preview the power supply address at any time press and hold the REM LOC button for approx 3 sec The VOLTAGE display will indicate the power supply address 7 2 3 RS232 or RS485 selection To select between RS232 or RS485 set the rear panel setup switch SW1 6 posit...

Page 57: ... affects the output is received the power supply will perform the command and change to Remote mode Serial commands may be sent to set the status registers and read them while the unit is in Local mode If the Enable registers are set refer to Section 7 11 the power supply will transmit SRQ s while in Local 7 2 7 Front panel in Remote mode Front panel control in Remote mode is Disabled except for 1...

Page 58: ...operate in the RS485 serial mode 7 4 3 MD Mode SRQ In MD Mode the SRQ generated by the supply is replaced by a single byte SRQ sent two times in sequence The SRQ byte in binary will contain the address of the supply in the least significant 5 bits with bits 5 and 6 set to logic zero and bit 7 set to logic 1 Ref Table 7 4 7 4 4 Communication Collisions In MD Mode it is possible to have one supply i...

Page 59: ...NAME SHIELD TX RX SG SHIELD RX TX SG DB 25 CONNECTOR 8 PIN CONNECTOR REMARKS TWISTED PAIR 8 1 13 1 2 3 5 7 8 1 PIN NO HOUSING HOUSING PIN NO NAME NAME SHIELD RX TX SG SHIELD TX RX SG DB 9 CONNECTOR 8 PIN CONNECTOR REMARKS TWISTED PAIR 8 1 5 1 9 8 1 5 4 6 3 1 5 4 PIN NO HOUSING HOUSING PIN NO NAME NAME TWISTED PAIR TWISTED PAIR SHIELD TXD TXD SG RXD RXD SHIELD RXD RXD SG TXD TXD DB 9 CONNECTOR 8 PI...

Page 60: ...0msec delay between query or sent command to next unit addressing Refer to Section 7 8 3 for details 7 6 3 End of Message The end of message is the Carriage Return character ASCII 13 The power supply ignores the Line Feed ASCII 10 character 7 6 4 Command Repeat The backslash character will cause the last command to be repeated 7 6 5 Checksum The user may add a checksum optional to the end of the c...

Page 61: ... is programmed below acceptable range Example OVP less than 5 of supply voltage rating plus voltage setting E06 Returned when UVL is programmed above the programmed output voltage E07 Returned when programming the Output to ON during a fault shut down Table 7 2 Commands error messages Error Code Description C01 Illegal command or query C02 Missing parameter C03 Illegal parameter C04 Checksum error...

Page 62: ...Y 2 REV Returns the software version as an ASCII string 3 SN Returns the unit serial number Up to 12 characters 4 DATE Returns date of last test Date format yyyy mm dd 7 8 5 Output Control Commands Command Description 1 PV n Sets the output voltage value in Volts The range of voltage value is described in Table 7 5 The maximum number of characters is 12 See the following examples for PV n format P...

Page 63: ... 17 OVP n Sets the OVP level The OVP setting range is given in Table 7 7 The number of characters after OVP is up to 12 The minimum setting level is approximately 105 of the Output Voltage setting or the value in Table 7 7 whichever is higher The maximum OVP setting level is shown in Table 5 1 Attempting to pro gram the OVP below this level will result in an execution error response E04 The OVP se...

Page 64: ... OVP Max UVL 0 The conditional register FLT and STAT are updated Other registers are not changed Non Latching faults FB OVP SO are cleared OUT fault stays GPV n Sets the output voltage value in volts The range of voltage values is shown in Ta ble 7 5 n may be up to 12 char plus dec pt GPC n Program the output current value in amperes The range of current values is shown in Table 7 6 n may be up to...

Page 65: ... disable MD Mode as a result of this command 7 10 2 2 Enable MD Mode MD MODE OPTION REQUIRED Send to enable Multi Drop Mode The Hex value of the command is 0xA1 Sent it two times in sequence When this command is sent the supply will set SRQ retransmission to the disable state if you wish it to be enabled you must send the enable command All supplies both the currently addressed supply and all non ...

Page 66: ...ut leave the function active The contents of the registers will not be destroyed Note that the supply does snot have to be the active addressed supply Note that this command will not execute if another command is being processed 7 10 4 2 Print Power On Time Print the total time the supply has operated under AC power Send 2 bytes in sequence A6 Hex and the address of the supply in binary A 32 bit i...

Page 67: ...es into MD Mode Disable SRQ retransmission 1010 0010 None Disable retransmission of SRQs by supplies default Enable SRQ retransmission 1010 0011 None Enable retransmission of SRQs by supplies Enable FLT Bit 1010 0100 None Enable the FLT bit in the SENA Register Disconnect serial communications 1011 1111 OK All supplies will halt transmission and enter the non addressed state Addressed Com mands Re...

Page 68: ...el Minimum A Maximum A Model Minimum A Maximum A GEN6 100 000 00 100 00 GEN6 200 000 00 200 00 GEN8 90 00 00 90 00 GEN8 180 000 00 180 00 GEN12 5 60 00 000 60 000 GEN12 5 120 000 00 120 00 GEN20 38 00 000 38 000 GEN20 76 00 00 76 00 GEN30 25 00 000 25 000 GEN30 50 00 000 50 000 GEN40 19 00 000 19 000 GEN40 38 00 000 38 000 GEN60 12 5 00 000 12 500 GEN60 25 00 000 25 000 GEN80 9 5 0 000 9 500 GEN80...

Page 69: ...45 MC 4 3257 PC 10 SR 30 FR 00 2 FLT Reads Fault Conditional Register Returns 2 digit hex 3 FENA Set Fault Enable Register using 2 digit hex 4 FENA Reads Fault Enable Register Returns 2 digit hex 5 FEVE Reads Fault Event Register Returns 2 digit hex Clears bits of Fault Event Register 6 STAT Reads Status Conditional Register Returns 2 digit hex 7 SENA Sets Status Enable Register using 2 digit hex ...

Page 70: ...rear panel Output Off front panel Enable Open 0 1 2 3 4 5 6 7 FLT FENA xx FENA 0 AC OTP FLD OVP SO OFF ENA Event FEVE MSB MSB LSB Serial TXD LSB One response for every command or query received One SRQ when SEVE goes from all zeroes to any bit set Setting more SEVE bits does not cause more SRQs Positive Logic 0 No Event 1 Event Occured Fig 7 7 Status and Error Registers Diagram Inn and CR 7 11 2 C...

Page 71: ...ge CV Output is On and the supply in CV Output is ON and the supply is not in CV 1 Constant Current CC Output is ON and the supply in CC Output is ON and the supply is not in CC 2 No Fault NFLT The power supply is operating normally or fault reporting is not enabled See OUT n com mand in Section 7 7 5 One or more faults are active and fault reporting is enabled using FENAxx 3 Fault active FLT One ...

Page 72: ...ault SRQs will be generated 2 Fault Event Register The Fault Event will set a bit if a condition occurs and it is Enabled The register is cleared when FEVE CLS or RST commands are received Table 7 11 Fault Event Register BIT Enable bit name Fault symbol Bit Set condition Bit reset condition 0 LSB Spare bit SPARE 1 AC Fail AC 2 Over Temperature OTP 3 Foldback FOLD 4 Over Voltage OVP 5 Shut Off SO 6...

Page 73: ...CL SENA nn command SENA nn command 4 Status Event Register The Status Event Register will set a bit if a change in the power supply status occurs and it is enabled The register is cleared when the SEVE or CLS commands are received A change in this register will generate SRQ Table 7 13 Status Event Register BIT Status name Status symbol Bit Set condition Bit reset condition 0 LSB Constant Voltage C...

Page 74: ... locally select send line ends with line feed On some PC systems pressing the number keypad Enter will distort dis played messages Use the alphabetic Enter instead 3 Power supply set up 3 1 Connect the power supply to the PC using the RS232 cable 3 2 Set via the front panel Baud Rate 9600 Address 06 default 3 3 Set via the rear panel RS232 RS485 to RS232 refer to Section 4 4 4 Communication Test 4...

Page 75: ...00 Output Current programming temperature coefficient PPM C 100 Input impedance Ohm 1M Absolute maximum voltage Vdc 0 15 Programming Inputs Max voltage between program inputs and supply outputs Vdc 600 Output Voltage monitoring accuracy 1 5 Output Current monitoring accuracy 1 5 Output Impedance see Note Ohm 100 Monitoring Outputs Max voltage between monitoring outputs and supply outputs Vdc 600 N...

Page 76: ...8 ST 3 81 Phoenix Table 8 1 Detailed description of Isolated programming Monitoring connector Terminal Signal name Function Range 0 5 0 10V IS510 option Range 4 20mA IS420 option 1 SHLD Shield connected internally to chassis of the power supply Chassis ground 2 VPROG_ISO Output Voltage programming input 0 5V 0 10V 4 20mA 3 IPROG_ISO Output Current programming input 0 5V 0 10V 4 20mA 4 GND Ground f...

Page 77: ...et SW1 position 4 to select the Monitoring Range Down 0 5V Up 0 10V 6 Ensure that SW1 positions 7 and 8 are in the Down position 7 Connect the programming sources to the mating plug of the Isolated Programming connector Ob serve for correct polarity of the voltage source 8 Set the programming sources to the desired levels and turn the power supply ON 8 4 2 Setting up the power supply for 4 20mA Is...

Page 78: ...arts replacement information is provided in the manual In case of failure unusual or erratic operation of the unit contact a Lambda sales or service facility nearest you Please refer to the Lambda sales offices addresses listing on the back cover of this User s Manual 9 6 TROUBLESHOOTING If the power supply appears to be operating improperly use the Troubleshooting Guide Table 9 1 to determine whe...

Page 79: ...ck rear panel J1 ENABLE connection 5 8 Display indicates ENA Setup switch SW1 setting 4 4 Display indicates SO Check rear panel J1 Output Shut Off connection 5 7 Display indicates OTP Check if air intake or exhaust are blocked Check if the unit is installed adjacent to heat generating equipment Display indicates Fb Check Foldback setting and load current 5 5 Poor Load regulation Front panel CV LED...

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