USER MANUAL - Newport Corporation
Contents
1. 1 THEN J 144 C 1 ELSEIF B 2 THEN J 160 C 2 ELSEIF B 3 THEN J 176 C 3 ELSEIF B 4 THEN J 192 C 4 ELSEIF B 5 THEN J 208 C 5 ELSEIF B 6 THEN J 224 C 6 ELSEIF B 7 THEN J 240 C 7 ELSE J 64 C X PRINT STARTING ASCII DECIMAL J GOSUB TIMEOUT CLS 0 RETURN 24 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 7 Shutter Frequency of Operation The repeat exposure specification as listed in this manual is specified at 35ms This is an optimum value to ensure enough pulse energy to open any Newport fast shutter However the 76995 is capable of operating each Newport shutter to its maximum frequency with a slight sacrifice in shutter opening speed This is due to the drive circuit which allows the pulse voltage to drop with an increase in frequency to compensate for the heat that is developed in the shutter coil See graphs Figure 7 and 8 Please contact Newport for specific information concerning shutter modifications and or drive modifications that may be necessary for operating shutters at their maximum frequency Please note also that fuse blowing problems specifically shutter fuses may be due to high frequency operation without proper fuse selection Due to the large number of different frequencies and duty cycles that the shutter is used with please contact Newport for further details regarding specific fuse selection 8 8 Trigger Cautions2. 8 2 Gate Input The GATE INPUT is used in conjunction with the TRIGGER INPUT This input allows the user to pick one or a finite number of trigger pulses to trigger the controller from a continuous stream of pulses presented at the TRIGGER INPUT See Figure 5 The following description assumes the GATE INPUT is selected active high function switch D up position and the TRIGGER INPUT is selected to the active low state function switch A down position When a stream of trigger pulses is input to the TRIGGER INPUT and the GATE INPUT is in the high state TTL logic 1 5V the trigger signals will operate the 76995 as described in the OPERATOR CONTROLS section Once the GATE INPUT changes to the low state TTL logic 0 OV all trigger signals being sent to the TRIGGER INPUT are disabled A single TTL high pulse presented to the GATE INPUT equal to the trigger period will allow one trigger signal from the trigger stream to be enabled See Figure 5A If a single TTL high pulse presented to the GATE INPUT is equal to twice the trigger period two trigger signals from the trigger stream are enabled See Figure 5B Therefore the number of trigger pulses input or GATE INPUT duration is equal to the trigger period times the number of exposures desired The 76995 TRIGGER INPUT opens the shutter with the first pulse presented to the input and closes the shutter on the subsequent pulse 8 3 Gate Timing Diagrams TR
3. GENERAL CHARACTERISTICS PULSE OUTPUT BNC The duration of this pulse is equal to the duration of the shutter exposure pulse This output can be used to daisy chain 76995 units together A TTL exposure pulse input to the PULSE INPUT BNC will appear at the PULSE OUTPUT BNC Note toggling the N O N C will not change the state of the PULSE OUTPUT This input can be set active high or active low by FUNCTION switch E See FUNCTION Select under GENERAL CHARACTERISTICS M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL A Hz 60W FUSE 2 1 24 T A 230 VAC 50 Hz 60W FUSE 2 14AT Figure 4 76995 Rear Panel Operator Controls and I O M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 76995 OPERATING BASICS Refer to section 5 4 describing the Initial Operation and Testing for initial preparation to put your 76995 into operation 8 1 Function Switches Located at the Rear Panel and labeled Function are eight miniature slide switches Switches A F allow the user to select the active state of the four BNC inputs and two BNC outputs When the switch actuators are selected to the down position a small hole will be visible just above the switch s actuator this actuator could be either black or red the corresponding BNC input or output will be TTL active low This indicates that a logic 0 0 volts will activate the selected input or that the output will switch to 0 when active
4. 20 ms exposure at 5 Hz 10 2 External Input Characteristics Name Description TRIGGER INPUT BNC Input impedance 4 7K ohms source current 100 uA active low or active high selectable with FUNCTION slide switch A minimum pulse width required to ensure triggering 100 us TTL compatible minimum high level 2 0 VDC maximum low level 0 8 VDC sink current 1uA Located on rear panel RESET INPUT BNC Input impedance 4 7K ohms source current 100 yA active low or active high selectable with FUNCTION slide switch B minimum pulse width required to ensure reset 100 us 5 ms min for key switch MODE A or B TTL compatible minimum high level 2 0 VDC maximum low level 0 8 VDC sink current 1 uA Located on rear panel PULSE INPUT BNC GATE INPUT BNC Input impedance 4 7K ohms source current 100 uA active low or active high selectable with FUNCTION slide switch C minimum pulse width determined by applicable shutter maximum pulse width unlimited TTL compatible minimum high level 2 0 VDC maximum low level 0 8 VDC sink current 1uA Located on rear panel Input impedance 4 7K ohms source current 100 uA active low or active high selectable with FUNCTION slide switch D minimum pulse width determined by period of signal applied to TRIGGER Input maximum pulse width determined by multiple of TRIGGER signal period TTL compatible minimum high level 2 0 VDC maximum low level 0 8 VDC sink current
5. 8VDC min is disrupted via a switch transistor or similar method This input is for DC voltage only CONTROL 5 Output When interrupt is activated this normally low output is high until reset deactivates the interrupt CONTROL 6 AUX Output The 76995 AUX output is an active low pulse put that can be toggled TTL high and low from commands presented to the RS 232C control input See AUX Out CONTROL pin 6 under EXTERNAL OUTPUT CHARACTERISTICS CONTROL 7 Output 5V is provided for remote switching applications or control circuits 2 MODE Keyswitch The position of the key switch sets the mode of interrupt The interrupt switch disables the shutter driver when a voltage interrupt is detected either AC or DC Upon reset the shutter will return to the position set by an external input or the position of the N O N C toggle switch a A AC interrupt mode Prevents the driver from re opening the shutter immediately upon power up if the line voltage were to be interrupted The driver remains disabled until user supplies reset by specified means B DC interrupt mode When the key switch is in Position B the driver will become disabled when it detects that the DC input voltage at CONTROL 4 has been removed or disrupted When the voltage level is re applied the driver remains disabled until User supplied reset by specific means The DC input voltage is supplied from CONTROL 1 or from an external source determined by the
6. If you wish to drive an input using a contact closure a pendant or foot switch or a relay be sure that the 0 volt active mode is selected CAUTION DO NOT CONNECT A CONTACT CLOSURE DEVICE TO AN OUTPUT BNC THE OUTPUT COULD BE DAMAGED By sliding any of these switch actuators to the up position covering the small hole the selected BNC input will become TTL active high This indicates that a logic 1 5 volts will activate the selected input or produce an active high output Switch G will allow the user to disable the electronic sync circuit Slide switch to the up position to disable the electronic sync This shuts off the infrared emitter internal to the shutter which in turn disables the SYNC OUTPUT Switch H selects HIGH LOW pulse energy This switch must be in the LOW energy position since none of the shutters presently offered by Newport utilize the HIGH energy position When the switch is in the down Lower position a small hole will be visible just above the switch s actuator this actuator could be either black or red the pulse energy is selected LOW When the switch actuator is in the up Upper position covering the small hole the pulse energy is selected HIGH CAUTION USE THE LOW ENERGY POSITION FOR ALL NEWPORT SHUTTERS USE OF THE HIGH POSITION FOR NEWPORT SHUTTERS COULD CAUSE IRREPARABLE DAMAGE TO THE SHUTTER AND WILL VOID THE WARRANTY 18 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL
7. commands sent by a computer s serial port useful for daisy chain application from one computer serial port Located on rear panel RS 232 ADDRESS Switch Locations x don t care Commands x 0 1 2 3 4 5 6 7 Open 64 128 144 160 176 192 208 224 240 Decimal Close 65 129 145 161 177 193 209 225 241 Decimal Trigger 66 130 146 162 178 194 210 226 242 Decimal Reset 67 131 147 163 179 195 211 227 243 Decimal AUX enable 68 132 148 164 180 196 212 228 244 Decimal AUX disable 69 133 149 165 181 197 213 229 245 Decimal Gate On 70 134 150 166 182 198 214 230 246 Decimal Gate Off 71 135 151 167 183 199 215 231 247 Decimal FUNCTION Select Slide switches A B C D E and F allow selection of active low or active high states for the six BNC inputs and outputs slide switch G disables the synchronization feature of a shutter slide switch H allows the selection of additional pulse energy set this switch for low pulse energy These 8 switches are located on the rear panel Slide Position Function Switch Lower Upper TRIGGER INPUT A active low active high RESET INPUT B active low active high PULSE INPUT C active low active high GATE INPUT D active low active high PULSE OUTPUT E active low active high SYNC OUTPUT F active low active high SYNC Feature G enabled disabled Pulse Energy H all shutters n a Power Requirements 115 VAC 5 60 Hz or 230 VAC 5 50 Hz 60 Watts Se
8. shall be free from defects in material and workmanship Such defects become apparent within the following period 1 All products described here except spare parts one 1 year or 3000 hours of operation whichever comes first after delivery of the goods to the buyer 2 Spare parts ninety 90 days after delivery of goods to the buyer Newport s liability under this warranty is limited to the adjustment repair and or replacement of the defective part s During the above listed warranty period Newport shall provide all materials to accomplish the repaired adjustment repair or replacement Newport shall provide the labor required during the above listed warranty period to adjust repair and or replace the defective goods at no cost to the buyer ONLY IF the defective goods are returned freight prepaid to a Newport designated facility If goods are not returned to Newport and the user chooses to have repairs made at their premises Newport shall provide labor for field adjustment repair and or replacement at prevailing rates for field service on a portal to portal basis Newport shall be relieved of all obligations and liability under this warranty of 1 The user operates the device with any accessory equipment or part not specifically approved or manufactured or specified by Newport unless buyer furnishes reasonable evidence that such installations were not the cause of the defect This provision shall not apply to any accessory equipmen
9. the B mode the unit will operate normally until a loss of DC voltage to the CONTROL 4 input A complete circuit must be made from either CONTROL 1 10VDC or an External power source to the CONTROL 4 input When the power source is removed from the CONTROL 4 input the unit will be disabled and the DISABLED LED will be illuminated if and only if the input is restored When the input voltage is restored the DISABLED LED will be illuminated and the CONTROL 5 will be active high When reset by any means enumerated in the SPECIFICATION section the unit will return to its original state Please note that in this mode a loss of AC voltage will also disable the unit as an added safety feature The shutter s original state can be set by the N O N C switch or by an external input signal If the shutter has been opened by an RS 232 open command and a B interrupt occurs upon a reset the shutter s state will be restored Only a close command will close the shutter If an A interrupt occurs when power is restored the RS 232 system is reset and the shutter will be closed this assumes a normally closed shutter type If the shutter has been opened by the TRIGGER INPUT or an RS 232 trigger command and an A or B interrupt occurs the shutter will close when the unit is reset A new command will need to be input to re open the shutter In the STD mode all functions of the interrupt will be disabled and the unit will operat
10. 1uA Located on rear panel Pulse In CONTROL Pin 2 Input impedance 4 7K ohms active high only minimum pulse width determined by applicable shutter maximum pulse width unlimited TTL compatible minimum high level 2 0 VDC maximum low level 0 8 VDC sink current 1uA Located on front panel Interlock In CONTROL Pin 4 Input impedance 1K ohms active high only minimum input voltage required to activate interlock 4 6 VDC 10 volt DC output of CONTROL Pin 1 can be used as supply voltage for this input Located on front panel RS 232C INPUT Dual RJ45 Baud rate 9600 8 Data bits 1 Stop bit No Parity No flow control null modem type input 8 commands available 1 global 8 local address locations for commands see ADDRESS specification for octal switch settings of local address locations command transmission time 0 94 ms Located on rear panel See 8 6 for listing of sample RS 232 test program 31 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL RS 232 Global Address Code Locations Commands Decimal HEX Octal Binary ASCII Open 64 40 100 01000000 Close 65 41 101 01000001 A Trigger 66 42 102 01000010 B Reset 67 43 103 01000011 C AUX enable 68 44 104 01000100 D sets AUX Pin 1 low AUX disable 69 45 105 01000101 E returns AUX Pin 1 high Gate On 70 46 106 01000110 F Gate Off 71 47 107 01000111 G GND CONTROL Pin 3 0 VDC ground reference provi
11. 6995 rear panel Connect the 7 pin female connector of the shutter interconnect cable to the 7 pin male connector on the shutter Place POWER switch to the ON 1 position the POWER will illuminate Place the N O N C switch into the N O position The shutter will open and remain open until the switch is returned to the N C position The SHUTTER ACTIVE LED will illuminate when this switch is in the N O position All Newport drivers provide the circuitry necessary to support shutters equipped with the solid state synchronization option Simply plug the shutter interconnect cable into the driver The green LED labeled SYNC ACTIVE will illuminate when the shutter is in the open position In addition the SYNC output will change to the active state when the shutter is open The SYNC system can be disabled by sliding the G FUNCTION switch to the upper position CAUTION Should the shutter and or control not respond as described previously be sure line cord is installed into the receptacle and connections to the shutter are made properly Note that the shutter output is also fused located at the front panel 6A time lag TURN OFF THE UNIT AND REMOVE THE PLUG FROM THE AC SOURCE BEFORE CHECKING FOR BLOWN FUSES Be advised a visual inspection of a fuse is usually NOT an adequate test to determine if a fuse failure has occurred Use a DMM Digital Multi Meter or equivalent test device to determine fuse continuity Also particular shut
12. Amp SB for 230 VAC 50Hz See Line Fuse Replacement instructions in Section 5 2 Voltage change switchover block Section 5 3 Voltage Change instructions 3A line filter Internal not user accessible a 9 FUNCTION switches Eight sub miniature slide switches A D switches are used to select the active states of each of the four BNC input connectors E F switches are used to select the active states of each of the two BNC output connectors See FUNCTION select under GENERAL CHARACTERISTICS The G switch allows the user to disable the electronic sync circuit Slide switch to the up position to disable the electronic sync This shuts off the infrared emitter internal to the shutter that in turn disables the SYNC OUTPUT The H switch is used to select the proper pulse energy for the shutter being driven The LOW down position is appropriate for all Newport shutters SYNC OUTPUT BNC Output for shutters equipped with the SOLID STATE SYNCHRONIZATION SYSTEM option The shutter s internal sync circuit sets the BNC to a low level when the sync circuit becomes active The output goes low when the shutter reaches 80 of full open and goes to the high state when the shutter reaches 20 closed The front panel SYNC LED illuminates when the sync is active This output can be disabled with the G FUNCTION switch see 9 above This input can be set active high or active low by FUNCTION switch F See FUNCTION Select under
13. IGGER PERIOD TRIGGER SIGNAL STREAM ACTIVE LOW GATE SIGNAL ACTIVE HIGH ACTIVE HIGH PULSE WIDTH EQUAL TO TRIGGER PERIOD HIGH GATE PULSE LOW GATE PULSE SINGLE PULSE ALLOWED TO A TRIGGER TRIGGER UNIT PULSE TRIGGER PERIOD TRIGGER SIGNAL STREAM ACTIVE LOW CTIVE HIGH PULSE WIDTH EQUAL TO 2X TRIGGER PERIOD GATE SIGNAL ACTIVE HIGH HIGH GATE PULSE LOW GATE PULSE I TWO PULSES ALLOWED TO 2 TRIGGE TRIGGER UNIT B PULSES Figure 5 5A and 5B GATE Input Timing Diagram 19 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 4 Mode Selection The 76995 mode of operation can be selected with the key switch located on the front panel The key can be removed in any position thus preventing the switch from inadvertently being changed while in operation This will ensure that if an interrupt is set the shutter will not return to its original state until the 76995 unit is reset by any of a number of methods In the A mode the unit will operate normally until loss of AC line voltage When the AC voltage is restored the DISABLED LED will be illuminated and CONTROL 5 will be active high When reset by any means enumerated in the SPECIFICATION section the unit will return to its original state Be advised that when the key switch is switched from the STD mode to the A mode the unit will be disabled initially A reset will return the controller to its operating state In
14. M76995 LJHIEL INSTRUMENTS A Newport Corporation Brand 150 Long Beach Boulevard Stratford CT 06615 Phone 203 377 8282 800 714 5393 Fax 203 378 2457 E MAIL oriel sales newport com ORIEL FAST SHUTTER SYSTEMS MODELS 76992 76993 76994 76995 USER MANUAL Please read these instructions completely before operating this equipment The specification and operating instructions apply only to the model s covered by this manual If there are any questions or problems regarding the use of this equipment please contact Newport or the representative from whom this equipment was purchased Rev 10 23 12 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL TABLE OF CONTENTS Ta INTRODUCTION a e ta ls AS alias de er i e 3 PEGE TING STARTED a oat hades cen ne ide iii ce 4 3 SHUTTERS a a ar A Se ee Pa See eee ad SRA ee Aa 5 A SPECIEICA CONS a scat salt oth A 6 5 6995 SHUTTER DRIVER cau rd lnea Dilo 8 D 1 Stat Up AO ee en A ee 8 5 2 Line Fuse Replacement sure e nine aida 9 5 3 Voltage Change iii AA eA ii 10 5 4 Initial Operation and Testing ir 11 6 76995 FRONT PANEL OPERATOR CONTROLS iii 12 6 1 Description noi tl Rel R ee cala 12 7 76995 REAR PANEL OPERATOR CONTROLS 15 FA Description 2 lidia el es ed 15 8 76995 OPERATING BASICS svat a Ori Lai Rigi 18 8 IFunction Switches s urne AAA a Ree eee ae eh 18 8 2 Gate Inputisics saran LG Ian RL aa al ai 19 8 3 Gate Timing DIagraMS tii ara i Rae ila a 19 8 4Mode
15. RNING To avoid injury or death unplug the line cord from the line voltage power source before continuing BE SURE THE LINE CORD IS DISCONNECTED FROM THE LINE VOLTAGE POWER SOURCE UNPLUG THE LINE CORD FROM THE AC MODULE CONNECTOR LOCATED AT THE REAR PANEL 3 Gain access to the interior of the unit by removing the four 6 32 flat head screws that hold the top cover in place 4 Once the line voltage has been disconnected remove the top cover by pulling straight up Lift off alignment plate to reveal interior of the housing Use care when removing the plate not to twist circuit boards 5 Blow off dust that is visible from the interior with dry low pressure deionized air approximately 9 psi 6 Do not use any liquids or cleaning agents internal to housing or on circuit boards or any components 7 Replace alignment plate and top cover by reversing the procedure used to remove them and replace the four screws Do not use excessive force when re tightening screws 30 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 10 76995 SPECIFICATIONS 10 1 System Characteristics Name Description Repeat Exposure 35 ms minimum between exposures for 1 and smaller shutters Shutter Drive Continuously variable frequency of exposures from DC to the shutter s maximum rate maximum peak pulse power 400 W pulse voltage 60 VDC pulse current 5 7 A test conditions standard 5 Volt 12 ohm coil cycled with
16. SPECIFICATIONS page 31 and RS 232C OUTPUT Dual RJ45 under EXTERNAL OUTPUT SPECIFICATIONS page 32 TRIGGER INPUT BNC Allows for pulsed open pulsed close shutter operation Opens the shutter on the first pulse trigger edge closes the shutter on the next trigger edge This input operates in conjunction with the GATE INPUT When the GATE INPUT is active the TRIGGER INPUT will be enabled This input can be set active high or active low by FUNCTION switch A See FUNCTION Select under GENERAL CHARACTERISTICS RESET INPUT BNC Resets the 76995 if disabled by an interrupt MODE A or MODE B when switched to ground level via TTL logic or simply shorting to ground through a switch contact TTL logic pulse returns the shutter to the position determined by the N O N C toggle switch When the shutter is opened via the TRIGGER INPUT a TTL pulse presented to the RESET input will close the shutter Please note if an open command is sent to the RS 232 input a reset command will not clear the RS 232 output and the shutter will not close You must send a close command to allow the shutter to close If you wish to have the shutter close or return to the state as set by the N O N C switch with a reset command you must open the shutter with a trigger command This input can be set active high or active low by FUNCTION switch B See FUNCTION Select under GENERAL CHARACTERISTICS GATE INPUT BNC An active signal present at this input will enable
17. With the mode switch in the A position the unit will disable itself upon an AC line loss When power is restored the unit will remain disabled until reset In the B position the unit will become disabled when a DC voltage level is removed from the interrupt input When the input is restored the unit will remain disabled until reset The STD mode will bypass the interrupt capability This mode selection makes the 76995 more versatile for applications where the shutter must not re open until acted upon by the user Another feature of this unit is the GATE INPUT used in conjunction with the TRIGGER INPUT This input allows the user to pick one or a finite number of trigger pulses to trigger the controller from a continuous stream of pulses presented at the TRIGGER INPUT This unit also contains an addressable RS 232 input By connecting the RJ 45 OUTPUT of one controller to the RJ 45 INPUT connector of the next controller in the chain multiple controllers can be connected together In fact eight separate addresses allow up to eight units to be individually controlled via one computer serial port A 3 meter 7 pin female to 5 pin male shutter inter connect cable is also included with each 76995 5 1 Start Up The 76995 consists of e one 76995 driver e one driver to shutter cable e one US line cord e one standard European line cord e two 4A time lag fuses for 230 VAC operation e this manual Unpack and inspect your unit for an
18. and Trouble Shooting Tips 1 The 76995 system s capability can be greatly enhanced by external control as described previously however extreme care must be taken to ensure that high voltages see SPECIFICATIONS are not inadvertently switched into external control inputs Also note that large negative voltages can cause irreparable damage to the unit s internal circuitry Exercise extreme caution 2 As noted previously a visual inspection of a fuse is usually not_an adequate test to determine if a fuse failure has occurred Use a DMM Digital Multi Meter or equivalent test device to determine fuse continuity 3 Particular shutter units respond to different minimum pulse widths For example a standard 1 aperture shutter with Teflon shutter blades has a minimum exposure pulse of 6ms if the exposure or pulse width presented to the 76995 s PULSE INPUT is less than 6ms the shutter may not open fully If the unit still does not operate properly when using the proper pulse width please notify Newport 4 When operating shutters with a 1 25mm aperture or smaller please be sure the FUNCTION slide switch H is in the lower position Use of the Upper position for 1 shutter apertures and smaller could cause irreparable damage to the shutter used and will void the shutter s warranty 5 When you receive your controller and shutter the shutter may be shipped with a small circular white plastic protective ring around the shutter s ma
19. and holography The overlapping shutter blades are coated with aluminum magnesium fluoride AIMgF for high reflectance at the input to reduce the radiation absorbed and the resultant temperature rise These shutters have a standard Newport 1 5 inch series male mounting flange on the input side and a 1 5 inch female Quick Connect flange on the output These flanges couple directly to Oriel detectors or monochromator slit assemblies The three shutters in this family are the Model 76992 6 mm aperture 150 Hz operation the Model 76993 14 mm 40 Hz and the 76994 25 mm 40 Hz The Model 76995 Shutter Controller provides all the controls and signals necessary to drive these shutters The controller may be driven manually front panel controls by external TTL signals or by RS 232 commands A synchronizing signal is provided from the shutter via the controller indicating when the shutter is greater than 80 open A key switch mounted on the controller selects one of three operating modes the standard mode STD allows direct control of the shutter at all times the line interrupt mode A disables the shutter drive when power is lost and the DC interrupt mode B disables the shutter drive when an external circuit is broken Either interrupt requires a reset action after the fault condition is cleared The shutter controller has a power entry module which incorporates a power on off switch AC mains voltage selection fuse holder and IEC 320 re
20. ceptacle A 10 foot 3 m cable is provided to connect the shutter to the controller M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 2 GETTING STARTED The most basic system set up consists of a shutter the controller the shutter to controller cable and the appropriate AC power cord This simple procedure will confirm the basic function of the controller and the shutter Unpack the shutter and controller and check for any visible damage Remove the protective covers from the input and output ports and the connector We recommend that you save these protective pieces and reuse them whenever the shutter is being stored or at other times when damage can occur NOTE Verify that the AC mains voltage is correctly selected as either 115 V or 230 V via the power entry module on the rear panel Connect the shutter to the controller with the cable provided On the front panel of the controller verify that the power switch is OFF and the mode selection is STD key slot vertical Attach the AC power cord to the controller and the mains source Turn the controller ON and note that the POWER LED is illuminated Toggle the N O N C normally open normally closed switch and note that the shutter function follows the switch When the shutter is open both the DRIVER ACTIVE red and SYNC ACTIVE green LEDs will be lighted With the shutter closed these LEDs will be off With this fundamental functionality confirmed the other operating features ma
21. custody and control If damage occurs unrelated to the proper and warranted use and performance of the goods recipient of the goods accepts full responsibility for restoring the goods to their condition upon original delivery and for assuming all costs and charges RETURNS Before returning equipment to Newport for repair please call the Customer Service Department at 203 377 8282 Have your purchase order number available before calling Newport The Customer Service Representative will give you a Return Material Authorization number RMA Having an RMA will shorten the time required for repair because it ensures that your equipment will be properly processed Write the RMA on the returned equipment s box Equipment returned without a RMA may be rejected by the Newport Receiving Department Equipment returned under warranty will be returned with no charge for the repair or shipping Newport will notify you of any repairs not covered by the warranty with the cost of the repair before starting the work Please return equipment in the original or equivalent packaging You will be responsible for damage incurred from inadequate packaging if the original packaging is not used Include the cables connector caps and antistatic materials sent and or used with the equipment so that Newport can verify correct operation of these accessories 36
22. ded for CONTROL input pins Located on front panel 10 3 External Output Characteristics Name Description PULSE OUTPUT BNC Active low or active high selectable with FUNCTION slide switch E source impedance 1K ohms maximum source current 5 mA maximum sink current 128 mA maximum low level 0 5 VDC minimum high level 4 5 VDC Duration time determined by width of active pulse applied to applicable PULSE Input Located on rear panel SYNC OUTPUT BNC RS 232C OUTPUT Active low or active high selectable with FUNCTION slide switch F source impedance 1K ohms maximum source current 6 8 mA maximum sink current 25 mA maximum low level 0 5 VDC minimum high level 4 5 VDC This output provided for shutter equipped with electronic synchronization feature Located on rear panel Baud rate 9600 8 Data bits 1 Stop bit No Parity No flow control This CONTROL Pin 6 Dual RJ45 output provided for daisy chain application of up to eight 76995 controllers Located on rear panel AUX Out Active low only source impedance 1K ohms maximum source current 5 mA maximum sink current 128 mA maximum low level output voltage 0 5 VDC Activated by RS 232C commands AUX enable and AUX disable Located on front panel Interlock Out CONTROL Pin 5 Active high only source impedance 1 3K ohms maximum source current 7 2 mA maximum sink current 25 mA maximum high level output voltage 5 VDC This output g
23. e ADDRESS Select under GENERAL CHARACTERISTICS in the SPECIFICATIONS section for a complete listing of the command range for each octal switch position The specific command range sent will decode commands sent via the serial port A set of ALL commands is also available to control all units connected to the serial port 21 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL TO NEXT CONTROLLER INPUT RJ 45 TO DB 9 Figure 6 76995 Daisy Chain Cable Configuration 22 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 6 RS 232 Test Program The following is a test program written to test the input commands to the RS 232 interface of the 76995 controllers This program and LabView programs not listed are available for downloading Please contact a Newport sales engineer REM PROGRAM TO SEND DECIMAL COMMANDS TO RS232 INTERFACE XILINX CPLD REM WRITTEN BY RICHARD ST LOUIS REM LAST REVISION 5 13 2003 CLS 0 K 1 WHILE K OPEN COM1 9600 N 8 1 CS0 DS0 FOR RANDOM AS 1 J 64 C X MENU PRINT PRINT PRINT PRINT WAITING FOR KEYSTROKE COMMAND PRINT TYPE PRINT 76995 k PRINT PRINT O OPEN Shutter j PRINT C CLOSE Shutter i PRINT T TRIGGER Control PRINT R RESET Control n PRINT E ENABLE Aux Out i PRINT D DISABLE Aux Out PRINT G GATE On il PRINT F GATE Off PRINT PRINT S SET Octal Switch Address PRINT Current Starting Decimal J PRINT Curr
24. e from all system controls and inputs 8 5 RS 232C Operation The 76995 inputs can be controlled via RS 232C serial communication using a computer COM port Multiple 76995s can be connected together daisy chained to operate from a single RS 232 port _The RS 232 cable is a null modem configuration The RS 232 connectors on the 76995 for both input from the computer or another 76995 and output for daisy chaining to another 76995 are RJ 45 receptacles 20 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL If the host contains a 25 Pin D sub or an 8 Pin Mini DIN check your computer user s manual to find the corresponding pin outs In most cases the RJ 45 9 pin D Sub 25 pin D Sub and MAC 8 Pin Mini DIN pin outs are as follows Function RJ 45 RJ 45 IBM IBM MAC INPUT OUTPUT DB 9M DB 25M Mini DIN 8F Rx Receive Data Pin5 Pin 5 Pin 2 Pin 3 Pin 5 Tx Transmit Data Pin 6 Pin 6 Pin 3 Pin 2 Pin 3 GND Signal Ground Pin 4 Pin 4 Pin 5 Pin 7 Pin 4 Only 2 connections are required between any two devices the Tx transmit and signal ground from the host computer to the INPUT RJ 45 Rx receive pin and signal ground on the 76995 control unit To daisy chain controllers connect the Tx transmit and signal ground from the OUTPUT RJ 45 of the computer connected 76995 to the next 76995 in the chain All other pins not used Be sure to connect the Tx pin Pin 3 from the IBM 9 pin D Sub or Pin 2 from the 25 Pin D Sub male connector to the Rx p
25. en cleaning the panels Avoid the use of high pressure compressed air when cleaning dust from the interior of this device High pressure air can cause ESD Instead use low pressure compressed air about 9 psi 9 3 Inspection Exterior Inspect the outside of the 76995 for damage wear and missing parts A device that appears to have been dropped or otherwise abused should be checked thoroughly to verify correct operation and performance If this damage is suspected please return the unit to the factory for repair no user serviceable parts inside 9 4 Cleaning Procedure Exterior 1 Remove loose dust on the outside of the 76995 with a lint free cloth 2 Remove remaining dirt with a lint free cloth dampened in a general purpose detergent and water solution Do not use abrasive cleaners CAUTION To prevent getting moisture inside the driver during external cleaning use only enough liquid to dampen the cloth or applicator 29 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 9 5 Cleaning Procedure Interior If after doing steps 1 and 2 below the device is clean upon inspection skip the remaining steps 1 Blow off dust on the exterior with dry low pressure deionized air approximately 9 psi 2 Remove any remaining dust with a lint free cloth dampened in isopropyl alcohol 75 solution and rinse with warm deionized water A cotton tipped applicator is useful for cleaning in narrow spaces WA
26. ent Octal Address Value C PRINT PRINT Q QUIT Program E PRINT PRINT START A INKEY IF A O OR A o THEN PRINT 1 CHR J PRINT SHUTTER OPEN COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A C OR A o THEN PRINT 1 CHR J 1 PRINT SHUTTER CLOSE COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A T OR A t THEN PRINT 1 CHR J 2 PRINT CONTROL TRIGGER COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A R OR A r THEN PRINT 1 CHR J 3 PRINT CONTROL RESET COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A E OR A e THEN PRINT 1 CHR J 4 PRINT ENABLE AUX COMMAND SENT 23 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL END IF WEND END GOSUB TIMEOUT GOTO MENU ELSEIF A D OR A d THEN PRINT 1 CHR J 5 PRINT DISABLE AUX COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A G OR A g THEN PRINT 1 CHR J 6 PRINT GATE ON COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A F OR A f THEN PRINT 1 CHR J 7 PRINT GATE OFF COMMAND SENT GOSUB TIMEOUT GOTO MENU ELSEIF A Q OR A q THEN K 0 PRINT PROGRAM TERMINATED ELSEIF A S OR A s THEN INPUT ENTER OCTAL ADDRESS 0 7 or X B GOSUB ADDRESS GOTO MENU ELSE GOTO START TIMEOUT FOR I 1 TO 100 NEXT CLS 0 RETURN ADDRESS IF B X OR B x THEN END IF J 64 C X ELSEIF B 0 THEN J 128 C 0 ELSEIF B
27. etely into the AC module connector 4 Connect the power end of the line cord to the AC line Power unit ON by toggling the AC module power switch to the 1 position Power LED indicator will illuminate 5 Due to the position of the unit s power switch at the rear panel do not position the unit such that it is difficult to operate the on off switch 5 2 Line Fuse Replacement WARNING To avoid injury or death unplug the line cord from the line voltage power source before continuing 1 Have handy a small flat bladed screwdriver or similar tool and refer to Figure 2 2 Set the 76995 unit so that the rear panel is facing you 3 BE SURE THE LINE CORD IS DISCONNECTED FROM THE LINE VOLTAGE POWER SOURCE Unplug the line cord from the AC module connector You cannot proceed with this procedure without removing the line cord from the 76995 4 Using the small flat bladed screwdriver or similar tool insert the tool into the cover door slot pry open cover door 5 Using the same tool insert the tool into the fuse holder slot pry out the fuse holder block 6 Remove defective fuse s replace with new fuse s and replace fuse holder into housing close the cover door M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 5 3 Voltage Change WARNING To avoid injury or death unplug the line cord from the line voltage power source before continuing 1 Repeat steps 1 5 in Line Fuse Replacement ins
28. in Pin 5 of the 76995 RJ 45 INPUT connector located at the rear panel for proper operation Connect all other functions as indicated above Figure 6 shows the typical configuration standard RJ 45 male to male cables for both input and output connections an RJ 45 female to DB 9 adapter is used to complete the connection to a host computer You may require a special cable or an adapter to connect the RJ 45 cable to the host Contact a Newport sales engineer for assistance By sending the proper commands the unit will respond by activating the proper function The program listed on pages 20 21 will allow operation of the 76995 from the computer keyboard With activation of the shutter with a trigger command through the RS 232 interface a reset command from the control unit s front panel through the RESET INPUT on the rear panel a reset command through the RS 232 or a subsequent trigger command from the RS 232 will deactivate the shutter When an open command is sent to either controller a reset command will not close the shutter The shutter must be closed with a close command Up to eight 76995 can be daisy chained together One cable is required for each controller in the chain Figure 6 illustrates connecting two controllers from a single serial port Once connected each unit will require a unique address in the chain Use the octal switch beneath the dual RJ 45 connectors on the rear panel to set the desired address command range Se
29. le connector contacts This ring protects the male connector s contacts during shipping This ring is held on by friction and must be removed prior to attaching the cable to the shutter This ring can be removed by gently pulling up off the top of the connector Tools are not required to remove this ring 25 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 9 Pulse Voltage Graphs Pulse Voltage vs Exposure Time at Select Frequencies Pulse Voltage 15 0 18 0 20 0 23 0 25 0 28 0 30 0 35 0 40 0 45 0 50 0 55 0 60 0 65 0 Exposure Time msec 0 5 0 8 0 10 0 13 0 Figure 7 Pulse Voltage vs Exposure Time Pulse Voltage vs Frequency at Select Exposure Time Pulse Voltage 70 0 13 3 150 17 2 20 0 220 25 0 30 0 35 0 40 0 45 0 50 0 55 0 60 0 65 0 Frequency 0 5 0 80 10 0 Figure 8 Pulse Voltage vs Frequency 26 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL R 208 0 8 19 137 4 5 41 O O e Figure 9 Overall 76995 Dimensions 27 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 8 10 Maintenance Although the stability of the timing and drive voltage is assured and calibrated prior to shipment it may become necessary to make some minor adjustments to the operating systems of the 76995 over time WARNING It is highly recommended that if you suspect a problem with your unit that it be returned to the factory for proper adjus
30. lected manually by rotating the fuse holder of power entry module See 5 3 for Voltage Change procedure Fuse Requirements Two Y Amp T slow blow 3AG 4 x 114 for 115 VAC line Two 1 4 Amp T slow blow 3AG 4 x 114 for 230 VAC line One 0 6 Amp T slow blow 5 x 20mm for Shutter coil See 5 2 Line Fuse Replacement instructions for AC power fuse change 33 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL Operating Temperature 5 C to 40 C 41 F to 104 F Storage Temperature 20 C to 55 C 4 F to 131 F Relative Humidity 80 at a 31 C 88 F ambient decreasing linearly to 50 at 40 C 104 F Altitude up to 2000 m 6562 ft Indoor use Pollution Degree 2 Overvoltage Category Il Size H x W x D 2 73 x 5 41 x 8 18 69 3 x 137 4 x 207 8 mm Weight 3 50 lbs 1 59 kg Accessories supplied AC line cord IEC type Be sure to use the line cord provided with this unit For Domestic USA the proper line cord is included For Overseas EU a Standard European line cord is included in place of the domestic line cord If the included EU line cord is not compatible please use a line cord rated 230VAC minimum 1A and minimum 0 75 mm conductor size The maximum cord length is 3 meters 230 VAC line fuses two Amp T slow blow 3AG 4 x 114 Supplied separately only when configured for Domestic USA Keys two for MODE key switch 115 VAC line fuses t
31. n the shutter with a trigger command M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL STD A GO Newport MODE CONTROL ELECTRONIC SHUTTER CONTROLLER JN SH FUSE 0 6A Figure 3 76995 Front Panel Operator Controls 14 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 7 76995 REAR PANEL OPERATOR CONTROLS 7 1 Description Refer to Figure 4 1 ADDRESS SELECT switch Rotation of the 8 position octal rotary switch selects the active RS 232C address of the unit See ADDRESS Select under GENERAL CHARACTERISTICS PULSE INPUT BNC Allows control of the shutter exposure and frequency from a TTL signal source The pulse duration determines the shutter exposure interval The frequency of the signal presented to this input determines the frequency of shutter exposures This input can be set active high or active low by FUNCTION switch C See FUNCTION Select under GENERAL CHARACTERISTICS RS 232C Dual RJ45 female connectors Provides access to the 76995 RS 232C interface allowing the user to control input functions via commands sent from a computer RS 232C serial port The INPUT connector accepts commands directly from a computer s serial port or from another 76995 in the daisy chain The OUTPUT connector allows the controller to send commands to the next controller in the daisy chain For further reference see Figure 6 on page 22 RS 232C INPUT Dual RJ45 under EXTERNAL INPUT
32. oes high whenever DISABLED LED illuminates Located on front panel 10V CONTROL Pin 1 5V CONTROL Pin 7 10 volt DC 50 mA unregulated output provided for use in remote switching and or control circuits internal fuse protection Located on front panel 5 volt DC 50 mA regulated output provided for use in remote switching and or control circuits internal fuse protection Located on front panel GND CONTROL Pin 3 0 VDC ground reference provided for CONTROL output pins Located on front panel 32 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 10 4 General Characteristics Name Description POWER Indicator Green 3mm LED indicates when power is present Located on front panel DRIVER Indicator Green 3mm LED indicates when the shutter driver circuit is active This LED will illuminate with or without the load of a shutter s actuator coil Located on front panel SYNC Indicator Green 3mm LED indicates when a shutter s electronic synchronization feature is active SYNC OUTPUT BNC will be active only when this LED is illuminated Located on front panel DISABLED Indicator Red 3mm LED indicates when interruption of AC Mode A or DC Mode B supply voltage is detected Shutter driver will be disabled and Interlock Out will be set high when this LED is illuminated Located on front panel ADDRESS Select 8 position octal switch allows selection of individual local address locations of
33. operation 25 C ambient By removing heat from the shutter e g mounting it to a metal heat sink and or providing air flow across the shutter you can run it at a higher continuous frequency or for longer bursts at the maximum frequency Reducing the duty cycle of the shutter i e decreasing the shutter open time for a given operating frequency will also alleviate the thermal limitations lt lt lt CAUTION gt gt gt ALTHOUGH THE REFLECTING BLADES ARE NOT OF OPTICAL QUALITY REFLECTED BEAMS CAN BE HAZARDOUS ENSURE THAT REFLECTED BEAMS DO NOT POSE A SAFETY HAZARD AND DO NOT RETRO REFLECT INTO A SENSITIVE LASER SOURCE REFLECTED RADIATION CAN DESTABILIZE MANY LASERS Shutter Specifications 76992 76993 76994 Aperture Diameter mm 6 14 25 Frequency Hz burst mode 150 40 40 Continuous 20 10 10 Delay Time on open ms 1 10 2 60 3 90 command to start open Rise Time on open ms start open to opened o e 229 Fall Time on close ms start close to closed 9 88 3 990 Minimum pulse width ms 253 8 45 13 00 start open to closed Burst frequency rating specified for four seconds maximum with one minute minimum between burst Continuous frequency operation specified at shutter minimum exposure pulse M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 4 SPECIFICATIONS Housing Blades Input Port Output Port Power Capability Bounce Opening Bounce Closing Opera
34. sSelectioni sa hat an ne LR A ieee tee ee eed 20 8 5 RS 232G6 Operatlon skis etn eva teehee it Ad Babee a ee aid 20 8 6 R9 232 Test Program A Ad ii Ae ts 23 8 7 Shutter Frequency of Operation sise 25 8 8 Trigger Cautions and Trouble Shooting Tips 25 8 9 Pulse Voltage Graphsi sts tise ieee edad li iene An tenants 26 810 Maintenance art at ea ie ea at ian ee tte 28 9 INSPECTION AND CLEANING OF THE 76995 ii 29 9 1 General Care ali at nali A DE A ee qu nes 29 9 2 Inspection and Cleaning Procedures iii 29 9 3 Inspection ExXteriIOr 2 4 58m lr None ate 29 9 4 Cleaning Procedure Exterior sisi 29 9 5 Cleaning Procedure Interior sisi 30 1076995 SPECIFICATION S Siasia din nt A pose nent tera 31 10 1 System Characteristics sise 31 10 2 External Input Characteristics sis 31 10 3 External Output Characteristics sis 32 10 4 General Characteristics siens 33 10 5 Applicable Certifications ss 35 11 WARRANTY AND RETURNS iii 36 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 1 INTRODUCTION The Oriel Electronic Shutters Models 76992 76993 and 76994 in conjunction with the Oriel Model 76995 Shutter Controller provide accurate and repeatable exposures as short as 2 6 milliseconds at exposure frequencies as high as 150 Hz Typical applications for these shutters include CCD frame transfers precision exposure control laser pulse gating lithography
35. t or part which does not affect the safe operation of the device 2 The goods are not operated or maintained in accordance with Newport s instructions and specifications 3 The goods have been repaired altered or modified by other than authorized Newport personnel 4 Buyer does not return the defective goods freight prepaid to a Newport facility within the applicable warranty period IT IS EXPRESSLY AGREED THAT THIS WARRANTY SHALL REPLACE ALL WARRANTIES OF FITNESS AND MERCHANTABILITY BUYER HEREBY WAIVES ALL OTHER WARRANTIES GUARANTEES CONDITIONS OR LIABILITIES EXPRESSED OR IMPLIED ARISING BY LAW OR OTHERWISE WHETHER OR NOT OCCASIONED BY NEWPORT S NEGLIGENCE This warranty shall not be extended altered or varied except by a written document signed by both parties If any portion of this agreement is invalidated the remainder of the agreement shall remain in full force and effect CONSEQUENTIAL DAMAGES Newport shall not be responsible for consequential damages resulting from misfunctions or malfunctions of the goods described in this manual Newport s total responsibility is limited to repairing or replacing the misfunctioning or malfunctioning goods under the terms and conditions of the above described warranty INSURANCE Persons receiving goods for demonstrations demo loan temporary use or in any manner in which title is not transferred from Newport shall assume full responsibility for any and all damage while in their care
36. ter units respond to different minimum pulse widths For example a standard 1 shutter has a minimum exposure pulse of 6ms if the timing is set for an exposure pulse width less than 6ms the shutter may not open fully If the unit still does not operate properly please contact Newport See specifications and operator controls for additional operational information concerning other functions of the 76995 11 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 6 76995 FRONT PANEL OPERATOR CONTROLS 6 1 Description Refer to Figure 3 1 CONTROL Terminal block The five position terminal block referred to on the driver and throughout this manual as CONTROL provides access to several of the input and output connections for external operation of your driver Each terminal is explained below a CONTROL 1 Output 10VDC provided for remote switching applications or control circuits CONTROL 2 Pulse In Active high input to control shutter exposure for duration of positive pulse or electronic or mechanical switch contact closure Shutter will follow pulse and frequency applied to this input This will operate the same as the PULSE IN BNC set to the active high mode CONTROL 3 GND This convenient ground point allows user to connect input or output signals to ground common the 76995 circuit CONTROL 4 Input DC interrupt voltage With key switch set to mode B the interrupt will be activated when input DC voltage
37. ting Temperature Size Weight Aluminum black anodize finish BeCu AlMgF finish on input side 1 5 inch male flange 1 5 inch female Quick Connect flange 2 5 W mm for 76992 5 W mm for 76993 76994 15 max 5 max OC to 80 C See Figure 1 14 ounces 0 4 kg e Shutter must be oriented so that reflective surfaces of blades are on the input side NOTE for 77792 shutter The duty cycle the percent of the open close cycle that the shutter is open must be controlled to prevent damage to the shutter For continuous cycling the open time should not exceed 25 of the cycle time M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 1 5 INCH SERIES 1 5 INCH SERIES QUICK CONNECT FEMALE FLANGE O 1420 MOUNTING HOLE MODEL A B c D 31 024 175 154 76992 79 6 44 39 39 055 18 9 76993 99 14 46 49 39 0 98 18 9 76994 99 25 46 49 208 0 8 19 Figure 1 Shutter and Controller Dimensions M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 5 76995 SHUTTER DRIVER The NEWPORT model 76995 shutter driver is capable of controlling all the fast shutters in the NEWPORT product line The 76995 incorporates a state of the art shutter driver while relying on the user s input signal to determine exposure and frequency The 76995 is CE compliant One feature of the 76995 is the selection of interrupt mode
38. tments and calibration The unit s complicated circuitry may be damaged and or not function as specified if adjusted improperly Proper care and maintenance of the unit should be taken as with any electronic instrument 28 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 9 INSPECTION AND CLEANING OF THE 76995 Inspection and cleaning describes how to inspect and clean the 76995 Inspection and cleaning are preventative maintenance Preventative maintenance when done regularly may prevent driver malfunction and enhance its reliability How often to do maintenance depends on the severity of the environment in which you use the driver 9 1 General Care The housing top cover helps keep dust out of the driver and it is a major component of its cooling system It should normally be in place when operating the driver 9 2 Inspection and Cleaning Procedures Inspect and clean the driver as often as operating conditions require The collection of dirt on components inside can cause them to overheat and breakdown Dirt acts as an insulating blanket preventing efficient heat dissipation Dirt also provides an electrical conduction path that could cause the 76995 to fail prematurely especially under high humidity conditions CAUTION Avoid the use of chemical cleaning agents that might damage the plastics used in the driver Use a 75 isopropyl alcohol solution as a cleaner and rinse with deionized water Use only deionized water wh
39. trigger signals presented to the TRIGGER INPUT An unused GATE INPUT is in the active state When this signal goes inactive the TRIGGER INPUT will disable In this way the user can effectively gate a stream of trigger pulses and allow one or more to be received as determined by the user by the 76995 Therefore this input can be used to pick a pulse or pulses from a series of trigger pulses presented to the TRIGGER INPUT This input must be used in conjunction with the TRIGGER INPUT This input can be set active high or active low by FUNCTION switch D See FUNCTION Select under GENERAL CHARACTERISTICS 15 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 7 8 SHUTTER Output 5 pin female locking type receptacle 5 pin female connector to mate with 5 pin male plug of the shutter cable included Pin out as follows wire colors indicate cable and shutter wiring layout 76995 Description wire color Shutter a Pin1 Shutter Actuator Coil Drive Output Red PinA b Pin2 Shutter Actuator Coil Drive Output Brown Pin B c Pin4 Circuit Ground Green Pin D d Pind Sync Detector Transistor Input Yellow Pin E e Pin3 5 0VDC Power Supply Output Blue Pin F f Chassis Shutter Ground Shield Pin H 115 VAC 60Hz 230 VAC 50Hz Input module Mates with female IEC plug on supplied line cord Includes the following additional functions a Power switch 0 is off 1 is on b Power fuses Amp SB for 115 VAC 60Hz 4
40. tructions and refer to Figure 2 2 Rotate the fuse holder block 180 if changing to 230VAC replace fuses with two 1 4 A T type time lag fuses Be sure to change fuses back to 3AG A time lag fuses when changing back to 115VAC 3 Replace fuse holder block and close the cover door The desired voltage will be indicated and appear in the cover door window FUSE HOLDER FUSE HOLDER SLOT F FUSE 2 A Y e usv A jose ee T _ J FUSE 1 SAME POSITION OPPOSITE SIDE OF FUSE 2 COVER DOOR O SLOT COVER DOOR WINDOW oe gt 7 EZ E COVER DOOR Figure 2 AC Input Module 10 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 5 4 Initial Operation and Testing The 76995 will operate from 115VAC or 230VAC 50 60Hz The mains operating voltage must be manually selected CAUTION PLEASE BE SURE THAT THE UNIT IS PROPERLY SET UP FOR THE LINE VOLTAGE TO BE USED Once the line cord has been attached to unit and connected to properly grounded wall receptacle the unit may be operated CAUTION BE SURE POWER SWITCH IS IN THE OFF POSITION BEFORE CONNECTING PLUG TO LINE ATTACH LINE CORD TO THE UNIT FIRST BEFORE PLUGGING INTO THE AC POWER SOURCE See Start Up section Insert the 5 pin male connector of shutter interconnect cable into 5 pin female receptacle labeled SHUTTER on the 7
41. ts to the unit are effectively disconnected allowing the user to manually control the shutter without the need to remove the signals from the BNC inputs or the terminal strip located at the front panel In the REMOTE position the unit will function normally RS 232C signals are also disabled with this switch in the LOCAL position POWER LED indicator SHUTTER FUSE Replace with 5mm x 20mm 0 6A time lag fuse This fuse may fail if the shutter is operated at an excessive frequency and duty cycle to protect the coil from premature failure If the operation of the shutter used is causing nuisance blowing of this fuse please contact a Newport sales engineer to discuss your application N O N C Toggle switch The position of this switch determines shutter status BEFORE a trigger signal is received by 76995 In the N C position the shutter will be activated open by an input pulse signal In the N O position the shutter will be activated closed The N O N C switch acts to invert the shutter operation Any RESET command will return the shutter to the position determined by the N O N C switch Please note if an open command is sent to the RS 232 input a reset command will not clear the RS 232 output and the shutter will not close You must send a close command to allow the shutter to close If you wish to have the shutter close or return to the state as set by the N O N C switch with a reset command or the RESET switch you must ope
42. user STD The STD mode bypasses the driver s interrupt capabilities CONTROL 4 and CONTROL 5 become inactive The 76995 will not remain disabled after a disruption in line voltage 12 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL SYNC active LED indicator Indicates status of the Solid State Sync output The green LED is illuminated when the shutter s electronic sync is activated DRIVER active LED indicator This green LED indicates when the internal shutter driver circuit input has an active signal present DISABLED Indicator This red LED indicates that one of the two interrupt modes mode A or mode B has disabled the driver LED is off after reset and STD operation RESET Momentary Pushbutton Switch Resets 76995 disabled by interrupts mode A or mode B and returns shutter to the position determined by the N O N C or the status of the PULSE input The TRIGGER flip flop is also reset If the shutter had been activated by this input the shutter will close after a reset pulse Please note if an open command is sent to the RS 232 input a reset command will not clear the RS 232 output and the shutter will not close You must send a close command to allow the shutter to close If you wish to have the shutter close or return to the state as set by the N O N C switch with a reset command or the RESET switch you must open the shutter with a trigger command LOCAL REMOTE Toggle switch When in the LOCAL position all inpu
43. wo Y Amp T slow blow 3AG x 11 Supplied separately only when configured for Overseas EU User s Manual 34 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 10 5 Applicable Certifications EC DECLARATION OF CONFORMITY Manufacturer s name Newport Corporation 150 Long Beach Boulevard Stratford CT 06615 USA Manufacturer s address Declares that the product Product Name ORIEL Fast Shutter System Model Numbers 76992 76993 76994 76995 Electrical equipment for measurement control and Type of equipment laboratory use in industrial locations conforms to the following Product Specifications Safety EN 61010 1 2010 EMC EN 61326 1 2006 cor 2008 cor 2010 complies with the following Directives 2004 108 EC EMC Directive 2006 95 EC Low Voltage Directive and accordingly carries the C mark C mark affixed Beaune May 4 2011 ben RA pa ok Bruno Rety Authorized to compile technical Domenic Assalone documentation Site Manager Oriel Products Division Group Director PPT Instrument and Motion Europe 150 Long Beach Boulevard Micro Controle Division of Newport Corporation Stratford CT 06615 USA Zone Industrielle 45340 Beaune la Rolande France 35 M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 11 WARRANTY AND RETURNS Newport warrants that all goods described in this manual except consumables such as lamps bulbs filters ellipses etc
44. y be exercised individually as desired See the following sections on the shutter and the controller for more detailed information on the shutter system operation and capabilities M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL 3 SHUTTERS The Newport Electronic Shutter Models 76992 76993 and 76994 have been designed to provide accurate fast and repeatable exposures over a long mechanical life These shutters feature lightweight beryllium copper BeCu blades coated on the input side with highly reflective aluminum magnesium fluoride AIMgF2 to minimize heating The input port also features a Newport 1 5 inch male flange while the output port has a 1 5 inch series Quick Connect female flange A 1 4 20 mounting hole for standard rod mounting applications is also included All shutters are driven by the Oriel Model 76995 Shutter Controller and are equipped with a solid state synchronization system that provides through the controller precise shutter transfer information Each shutter is specified for maximum and continuous operating frequency If the shutter is driven faster than specified you may encounter inconsistent operation a blown shutter fuse or in the extreme damage to the shutter The maximum frequency is limited by the mechanical design of the shutter and can be sustained only in bursts Continuous frequency is limited by the thermal properties of the shutter The continuous frequency specification is based on free standing
45. y defects If a problem is found or a part or parts are missing notify Newport immediately Be sure you are using the line cord provided with this unit If the included line cords are not appropriate please use a line cord rated 230VAC minimum 1A and minimum 0 75 mm 3 conductor size The maximum cord length is 3 meters After the initial inspection the unit is ready to use To properly install and power on the 76995 perform this procedure 1 Check that you have the proper electrical connections The rear label which covers the AC input module is there to remind you to manually configure the AC input module if the M76995 ELECTRONIC SHUTTERS AND SHUTTER CONTROL unit requires operation at 230VAC See section 5 3 Voltage Change THIS LABEL MUST BE REMOVED PRIOR TO INSERTING THE POWER CORD INTO THE AC INPUT CONNECTOR REGARDLESS OF WHICH AC VOLTAGE LEVEL IS USED 2 Check the line fuses to be sure they are the proper rating The 76995 has been shipped with the proper fuses for 115VAC operation 3AG Y A T type time lag For 230VAC operation change line fuses to the 4 A time lag supplied w unit packaged separately See section 5 2 Line Fuse Replacement 3 Be sure the AC module power switch is toggled to the 0 position and the power end of the line cord is not connected to the AC line Then connect the opposite end of the supplied line cord to the rear panel AC module connector Be sure the cord is inserted compl
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