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Lake Shore 805, User Manual

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Summary of Contents for 805

Page 1: ...t Our Website www lakeshore com Fax 614 891 1392 Telephone 614 891 2243 Methods and apparatus disclosed and described herein have been developed solely on company funds of Lake Shore Cryotronics Inc No government or other contractual support or relationship whatsoever has existed which in any way affects or mitigates proprietary rights of Lake Shore Cryotronics Inc in these developments Methods an...

Page 2: ... 4 2 4 1 Model 8053 RS 232C Option 2 4 2 4 2 Model 8054 IEEE 488 option 2 4 2 3 7 Sensor Output Monitors 2 3 2 4 3 Model 8055 Linear Analog Output Option 2 4 2 5 ENVIRONMENTAL REQUIREMENTS 2 4 2 5 1 Operating Temperature 2 4 2 5 2 Humidity Altitude 2 5 2 6 REPACKAGING FOR SHIPMENT 2 5 SECTION III OPERATING INSTRUCTIONS 3 1 3 1 INTRODUCTION 3 2 INSTRUMENT CONFIGURATION 3 1 3 2 1 Input Modules 3 1 3...

Page 3: ... 1 IEEE 488 INTERFACE OPTION8054 4 1 4 2 GENERAL IEEE SPECIFICATIONS AND OPERATION 4 1 4 3 INTERFACE CAPABILITIES 4 2 4 4 MODEL 805 IEEE 488 ADDRESS SWITCH 4 3 4 4 1 Terminating Characters delimiters 4 3 4 4 2 TALKER and or LISTENER Configuration 4 3 4 4 3 The IEEE 488 INTERFACE bus address 4 5 4 5 IEEE 488 B U S COMMANDS 4 5 4 5 1 Uniline Commands 4 5 4 5 2 Universal Commands 4 5 4 5 3 Addressed ...

Page 4: ...4 10 2 The W0 Data String 4 15 4 11 1 HP86B Keyboard Interactive Program 4 16 4 11 2 National Instruments GWBASIC or BASICA IBM Example 4 16 4 11 3 National Instruments QUICK BASIC IBM Example 4 16 4 11 4 HP86B Bus Commands Program 4 16 BC1C2 Comands 4 10 4 9 THE CONTROL COMMANDS 4 12 4 10 COMMAND OPERATIONS 4 13 4 11 SAMPLE PROGRAMMING 4 16 SECTION V MAINTENANCE 5 1 INTRODUCTION 5 1 5 2 GENERALMA...

Page 5: ...oint Voltage 5 6 5 7 3 Checking the Gain and Reset 5 6 5 7 3 1 Gain 5 6 5 7 3 2 Reset 5 6 5 7 3 3 The Sum of the Gain and the Reset 5 6 5 7 4 Checking the Heater Circuit 5 6 5 6 4 Set Point Calibration 5 5 5 7 1 4 Units Display is Correct But Temperature SECTION VI OPTION AND ACCESSORY INFORMATION 6 1 INTRODUCTION 6 1 6 2 OPTION INPUT MODULES 6 1 6 3 ACCESSORIES 6 1 6 3 1 Model 805 Connector Kit 6...

Page 6: ... Curve Information 3 6 Table 3 3 Sensor Curve Information Precision Option Table 3 8 SECTION IV REMOTE OPERATION Table 4 1 Interface Functions 4 2 Figure 4 1 IEEE 488 Address Switch for the Model 805 4 3 Table 4 2 Allowable Address Codes for the 805 4 4 Table 4 3 IEEE 488 Bus Commands 4 5 Table 4 4 Model 805 Command Summary of Instrument Setup 4 7 Table 4 5 Model 805 Summary of Output Requests 4 8...

Page 7: ...ow 100 kelvin The 805 Temperature Controller is a For greater precision individual microprocessor based instrument sensor calibrations can be accom which provides true analog control modated through the 8001 Precision It accepts inputs from up to two Calibration option which programs sensors and displays the tempera the instrument with a particular ture with up to 4 digits of response curve The al...

Page 8: ...on option i s required for a rhodium iron or a TG 120 to read correctly in temperature These input conversion modules are easily installed by the user thus 1 2 units can be modified to satisfy changing requirements The ample memory space provided in the 805 allows several response curves to be stored in one instru ment Depending on the complexity of the curves up to ten can be programmed into the ...

Page 9: ...nt is tested Option ports are designed into the 805 to ease the addition of interfaces and outputs The Model 805 has two option ports which allow up to two options to be used simultaneously see limitations below The options are easily installed by the user thus units can be changed or upgraded to satisfy changing requirements Only one computer interface can be installed in the 805 due to space lim...

Page 10: ... on Sensor Resistance displayed from 0 0 to 300 0 ohms Resolution 0 01 o h m or equivalent temperature Model 805 Sensor order separately Configuration optimized for PT100 Series Platinum Sensors or any other 100 o h m at 0 C positive temperature coefficient Sensor Sensor Response Curve Platinum Sensor response curve is based on 0 1 interchangeability at 0 C and temperature coefficient 0 100 C of 0...

Page 11: ...ately 805 with input conversion modules will handle all types of diodes as well as platinum and rhodium iron RTD s and other positive temperature coefficient resistors with proper choice of input See the Lake Shore Cryotronics Inc Sensor catalog for details on the above Sensors Sensor Response Selection Rear panel Dip switch or Interface permits selection of appropriate Sensor response curve when ...

Page 12: ...and all H e a t e r output Monitor LED display continuouslyshows heater output as RS 232C Interface Option Controls a percentage of output range with a same parameters as IEEE 488 resolution of 1 Interface Control Sensor Either Sensor Dimensions Weight 216mm wide Input selected from rear panel GENERAL 12 pounds Sensor Voltage Monitor Buffered Power 100 120 220 or 240 VAC output of each diode senso...

Page 13: ...CEE Standard damage to the instrument in tran plug is included with 805 sit be sure to file appropriate claims promptly with the carrier 2 3 3 Grounding Requirements and or insurance company Please advise Lake Shore Cryotronics Inc To protect operating personnel the of such filings In case of parts National Electrical Manufacturer s shortages advise LSCI immediately Association NEMA recommends and...

Page 14: ...pplied with a 24 tilt stand pin rear panel mounted D style con nector for the connection of two 2 3 5 RackMounting sensors The connection definition for the sensor s is given in Table The 805 can be installed in a stan 2 2 and is shown in Figure 2 2 dard 19 inch instrument rack by Table 2 2 J1 SENSORS MONITORS connections Pin 1 2 3 4 5 6 7 8 9 10 11 12 Function V A Input V A Input SHIELD A Input V...

Page 15: ...ctions are not recom mended for other sensor types The Lake Shore Cryotronics Inc QL 36 QUAD LEAD 36 gauge cryo genic wire is ideal for connections to the sensor since the four leads are run together and color coded section II The wire is phosphor Bronze with a formvar insulation and butryral bonding between the four leads 2 3 7 Sensor Output Monitors Voltage monitor outputs of both Sensor A and S...

Page 16: ...e 805 is designed to work with a 25 ohm heater for maximum heater output 25 watts If a smaller resistance is used the maximum heater power corresponds to the heater resistance i e 10 2 4 ohms yields 1 0 watts A larger heater resistance can also be used with the 805 For example since the compliance voltage is slightly above 25 volts a 50 o h m heater would result in a maximum power output of 12 5 w...

Page 17: ...or service photocopy and complete the Service Form found at the back of this manual The form should in clude Section II 1 Instrument Model and Serial s 2 User s Name Company Address and Phone Number 3 Malfunction Symptoms 4 Description of system 5 Returned Goods Authorization If the original carton is avail able repack the instrument in a plastic bag place it in the carton using original spacers t...

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Page 19: ...mber of the 805 Note that additional calibrations can be added to the instrument at a later time by specifying with the sensor calibration at time of order the serial number of the O P E R A T I N G I N S T R U C T I O N S instrument the sensor will be used with If a Precision Option is ordered from the factory its curve number will be specified for the user and included in the manual as an adden ...

Page 20: ...low the lower right corner of the display window Pressing the key scrolls the units 3 2 Model 805 i e K F V C K etc The se lected units are displayed to the right of the HEATER power dis play The units display light is blinking to indicate the frequency of display update If a resistance module is present the ohms in dicator comes on in place of V The temperature units for both inputs are selected ...

Page 21: ...ors LO 10 2 MED 10 1 HI 10 or 1 times 25 watts selection times 25 watts with 25 ohm heater 5 Per cent power meter Power out equals meter reading times range 6 CONTROL SENSOR annunciator A or B as selected on rear panel 7 POWER ON OFF switch 8 Variable GAIN proportional control 9 Variable RESET integral control with OFF detent 10 Digital set point in selected units see Key 1 with annunciators for d...

Page 22: ...ature variation If an abrupt change in temperature is observed averaging is disabled and the last calculated reading is displayed As the disturbance is reduced in value the averaging gradually 3 4 increases until a total of ten readings are considered 3 8 CONTROL BLOCK 3 8 1 C O N T R O L SENSOR The choice of input for the CONTROL SENSOR is made by a switch labeled CONTROL on the rear panel This s...

Page 23: ...ich results in the display reading in per cent power The HEATER display is located directly below the sensor display It displays the magnitude of the heater power or current in per cent of full scale 0 1 0 0 Full scale in power is defined as the product of the load resistance times the HEATER POWER range set ting 3 8 6 HEATER POWER Range The HEATER POWER setting is deter mined by the switches on t...

Page 24: ... Power Output Terminals The heater power output is rated at one ampere dc with a 25 volt com pliance The grey HI terminal is the high side and the black LO terminal is the low side The black GND terminal is case ground and if connected should be tied to the LO terminal It will nor mally not be used 3 1 2 SENSORS MONITORS Table 3 2 Standard Curve Information The connections for the J1 SENSORS MONIT...

Page 25: ...nt in this case curve 00 For the case of a platinum module and no Precision option curves present the 805 will select Curve Number 03 regardless of the settings for switches 5 8 The input module and curve number for each input is also displayed on Power Up for a fraction of a se cond Figure 3 2 Model 805 Temperature Controller Rear Panel 1 2 J1 SENSORS MONITORS input output connector 3 HEATER powe...

Page 26: ...he 805 with an average of 31 lines per curve A Precision Option Curve can have up to 97 points with two additional end points automatically put into the table by the 805 software Note For Lake Shore Precision Option Curves a proprietary al gorithm is used to fit the data to within a few millikelvin over the entire temperature range Table 3 3 Sensor Cuwe Information Precision Option Table Crve Line...

Page 27: ...forms the functions of TALKER and LISTENER but cannot be a BUS CONTROLLER The BUS CONTROLLER is your Digital Computer which tells the Model 805 which functions to perform The interface works on a party line basis with all devices on the bus connected in parallel All the active circuitry of the bus is containedwithintheindividualdevices with the cable connecting all the devices in parallel to allow...

Page 28: ...ines is accomplished through the use of the three signal lines DAV Data Valid NRFD Not Ready for Data and NDAC Not Data Accepted signals on these linesoperate in an interlocking hand shake mode The 4 2 two signal lines NRFD and NDAC are each connected in a logical AND to all devices connected to the bus TheDAVlineispulledlowbytheTALKER after it places its data on the DATA lines This tellsthe LISTE...

Page 29: ...ower up default terminating characters are LF and CR with the EOI line being set with the output of the Carriage Return CR How ever the two terminatingcharacters can be changed via input data to the Model 805 as detailed in Table 4 6 If the terminating characters are changed by the user these are only in effect until the instrument is turned off 4 4 2 TALKER and or LISTENER configuration Since the...

Page 30: ...05 Factorypresetaddressis decimal 12 Only the first five bits of the binary code are listed and LISTEN address T h e sixth and seventh bits BUSCONTROLLER originated determine whether the instrument is being addressed to TALK or LISTEN These bits are the same for the TALK 4 4 ...

Page 31: ...ow and the listen address 12 issued to signal the instrument having address 12 805 to go into the remote mode 4 5 2 The Universal Commands shown in Table 4 3 are those multiline commands that address all devices on the bus A multiline command involve a group of signal lines All devices equipped to implement such commands will do so simul taneously when the command is transmitted As with all multil...

Page 32: ...mputer These commands are sent from the computer BUS CONTROLLER to the Model 805 as one or more ASCII characters that tell the device to perform a specific function For example the command sequence F0K sent by the B U S CONTROLLER to the Model 805 is used to select kelvin as the set point units The IEEE 488 bus actually treats these commands as data in that ATN is high when these device dependent ...

Page 33: ...put Statement Requests are sent by the BUS CONTROLLER t o the M o d e l 805 t o tell the 805 what data t o output when data output is requested These requests are listed i n Table 4 5 and the data formats are described i n detail i n the following tables as w e l l as the adjoining text associated w i t h those tables 4 7 INSTRUMENT SETUP COMMANDS AND REQUESTS 4 7 1 EOI S t a t u s The ZN1 Command...

Page 34: ...le 4 6 4 7 4 8 4 9 4 10 automatically place addressed instruments into Local Lockout To be able to place the Model 805 into Remote without Local Lockout theuser may need to reconfigure his IEEE 488 card 4 7 3Terminating Characters The TN1 Command Terminating characters TO T1 T2 and T3 Table 4 6 are used to indicate the end of a record Record terminators are used when the unit has completed its mes...

Page 35: ... and T3 When N1is 0 1 2 3 Terminators are b CR ENDc LF LF END CR default unless changed END LF END DABd also w i t h Switch OPEN Clear command returns unit t o power up state Restart Functional Description Interface Status ZN1 MN2 TN3 8 Characters plus up t o 2 Terminators where is EOI status is M o d e status is Terminator status ZN1 MN2 TN3 Input and Option Card Datae A C1C2 B C3C4 1 C5C6C7C8 2 ...

Page 36: ...turned to AND RESOLUTION T a b l e 4 7 local the SENSOR ID s on the back panel are read and data entered 4 8 1 U n i t s for S e t Point over the IEEE 488 Bus using the commands AC1C2 or BC1C2 is lost The F0C1 command sets the tempera 4 8 5 The W1 Data S t r i n g ture or sensor units for the set point Note that only one choice This Data String gives the Display of sensor units volts or ohms is Co...

Page 37: ...nd B ID the command are A00 thru AFF and selects the Sensor Curve number 00 0 thru 1 5 F C1C2 are 00 thru FF Forms of C1 ranges between 0 and F 4 is MSB 1 is LSB Switch Nos on SENSOR ID Binary Weighting Digital Filtering Functional Description A and B Input Information C1 C2 C3 C4 AC5C6 N1N2 BC7C8 N3N4 21 characters plus up to 2 terminators where is the Display Sensor A or B is the Control Sensor ...

Page 38: ...Data S t r i n g This request is a subset of the W0 command the WP command giving the setpointvalueby itself Model 805 4 9 3 SettingtheGAIN proportional The gain is a multiplier between 0 1 and 99 a range of 990 i e 99 0 1 990 A gain of 0 0 is not allowed The format is free field with examples of the command being P l P0 1 P9 P9 P9 0 P99 P99 etc The string P987 12 will be inter preted as P87 i e t...

Page 39: ... volt 805 3 805 P2 805 P3 805 R1 PT 100 Series PT 1000 Series Rhodium iron 799 9 526 7 980 1 299 9 ohms 2999 ohms 99 9 ohms Output of Instrument Data Request WP Set Point Data N11N12N13 N14N15 8 Characters plus up to 2 terminators where the N11 N15 variations are the same as for WO see Table 4 15 4 9 7 The W3 Data S t r i n g The settings for the gain reset heater range as well as the instan taneo...

Page 40: ...t Value N7 is the Heater Range N8N9N10 is the of Heater Power or Current out If the user were to monitor the IEEE 488 Bus when the computer sent its command string over the Bus the following IEEE 488 Format would be observed U S123 4P45130R4W1 CR LF The Universal Unlisten Command is sent so that no other instru ments on the Bus will eavesdrop on the Bus and assume that the data being sent is for t...

Page 41: ...ven when data is requested from the 805 by the HP computer 10 DIM A 19 20 OUTPUT 712 W0M0 30 ENTER 712 A The following information is sent across the bus in the IEEE 488 format as a result of the above software commands Command mode sent U W 0 M 0 CR LF Data returned 805 s Talk Address Universal Unlisten Command BUS CONTROLLER sListen Add The data above indicates that the display temperature is 12...

Page 42: ...Cs and Compatibles using Quick Basic 3 0 10 CLEAR 60969 BASIC D E C L A R A T I O N S 20 IBINITl 60969 30 IBINIT2 IBINIT1 3 40 BLOAD bib m IBINITl 50 CALL IBINIT1 IBFIND IBTRG IBCLR IBPCT IBSIC IBLOC IBPPC IBBNA IBONL IBRSC IBSRE IBRSV IPPAD IBSAD IBIST IBDMA IBEOS IBTMO IBEOT IBRDF IBWRTF 60 CALL IBINT2 IBGTS IBCAC IBWAIT IBPOKE IBWRT IBWRTA IBCMD IBCMX IBRD IBRDA IBSTOP IBRPP IBRSP IBDIAG IBXTRC...

Page 43: ... 4 HP86B Bus Commands Program The followingprogram is forthe HP86B and exercisesthe various bus commands 1 0 REM Set IEEE Address to 12 20 REM Address Switch 1 OPEN 0 to get CR LF 30 DIM A 25 For longest string 40 OUTPUT 712 W0 Note W0 50 ENTER 712 A Ask for string W0 60 DISP W0 A Display string W0 70 DISP Display Sensor A 1 8 Display Sensor reading 80 DISP Set Point 11 A 10 17 Display Set Point R...

Page 44: ... 712 WP 320 ENTER 712 A 330 DISP WP A 340 DISP 350 OUTPUT 712 WI 360 ENTER 712 A 370 DISP WI A 380 END Display R e s e t setting Heater Range Power Space a Line Set f o r W S Ask f o r string W S Display Sensor Reading Space a Line Space a Line Set f o r WP Ask f o r set point data Display string WP Space a Line Set f o r WI Ask Input Cards and Options Display string W I 4 18 ...

Page 45: ...ure to check and or replace the fuse WARNING To prevent shock hazard turn off the instrument and disconnect it from AC line power and all test equipment before replacing fuse 1 Set the POWER switch to OFF and disconnect the power cord from the unit The fuse compartment is located just above the power connector 2 Open the fuse compartment by prying open the cover with a small screw driver 3 Remove ...

Page 46: ...or of Input A 2 Connect the 805 to line power and turn the unit ON Verify that the 805 initializes to the proper POWER ON state as defined 5 2 Model 8 0 5 in Section 3 6 1 The following procedure is used to test the overall 805 operation Note The unit should be allowed a one hour warm up time to achieve rated specifications 5 5 3 current source Check The DVM across the test resistor should read as...

Page 47: ...g an appropriate test resistor see Table 1 in to the sensor input and place a 1 0 ohm at least 10 watts up to 25 o h m at least 25 watts resistor across the heater terminals 5 5 5 3 The Heater Display The heater display is shipped from the factory reading the percent of power out If the heater is 10 ohms then at 100 percent the heater will have 1 amp through it and 10 volts across it If the heater...

Page 48: ...this section are la beled on the instrument calibration cover Remove the two top panel screws and slide the top cover off to gain access to the adjustments 5 4 Model 8 0 5 and test points Note The unit should be allowed a one hour warm up time to achieve rated specifications This cali bration procedure is for an 805 in the standard diode configuration for both the A and B inputs For a configuratio...

Page 49: ...ltiplying the test re Section v sistance times current value For example the voltage for a 805 P2 should be 1 0 0 ohms times 0 0 0 1 amps 0 1000 volts If the voltage value is incorrect then the current trimpot will need to be adjusted 5 7 1 2 Monitor Voltage The volt age across the sensor or test re sistor is also available on the monitor plug The connections are in section two of the instrument s...

Page 50: ... value To check for correct operation plug a test resistor into the control sensor input and set the setpoint above 5 6 the temperature reading Enter a gain value and observe the voltage at TP3 gnd at TP1 change as the gain value or setpoint is changed The value will vary between ap proximately 7 3 and 7 3 The value is positive if the setpoint is above the temperature and nega tive is if the setpo...

Page 51: ...s value should increase If the voltage across R28 does not change as the gain is changed then U10 or U11 is probably bad as long as the HTR V value is still good The V can be checked by measuring ap proximately 28 V from TP5 to TP1 The V value will be approximately 40 volts if a W60 option is in stalled If the Voltage across R28 is cor rect and there is no heater power on any range then U12 or U13...

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Page 53: ...ram Replaceable Parts L i s t Schematic Power Supply Schematic Current Sources schematic Analog Voltage In Out Schematic Digital Section Schematic Slot Interconnections MODEL 805 ANALOG BOARD Component Layout Diagram Replaceable Parts List Schematic Sheet 1 Schematic Sheet 2 MODEL 805 DISPLAY BOARD Component Layout Diagram Replaceable Parts List Schematic MODEL 805 MICROPROCESSOR 0 Component Layou...

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Page 55: ...nput Conversion Modules are described i n Section I T a b l e 1 1 of this Manual 6 3 ACCESSORlES 6 3 1 Model 805 Connector Kit The connector k i t for the M o d e l 805 consists of one 24 pin D s t y l e plug mate t o the J1 SENSORS MONI TORS connector LSCI Stock 106 250 6 3 2 RM 3H1 3H2 Rack Mount K i t s The M o d e l 805 can be rack mounted in a standard 19 inch instrument rack using either the...

Page 56: ...will result in excessive power dissipation by the output stage of the controller and heat buildup within the unit 6 5 INTERFACE OPTIONS 6 5 1 Model 8053 RS 232C Interface The 8053 RS 232C Interface is de signed to be installed in an 805 and provides an interface with an external RS 232C instrument such as a computer modem or CRT The interface operates in a half duplex mode it can transmit and rece...

Page 57: ...5 C from 0 to 100 C The 805 P3 accommodates 1000 ohm platinum RTDs and the 805 R1 supports 27 ohm Rhodium Iron RF 800 4 sensors MOD 3 SPECIFICATIONS Specifications for the 805 6 P2 P3 and R1 input modules are given in Table MOD 1 Table MOD 1 Module Specifications Sensor ordered separately 805 6 6 Volt Diode Sensor DT 470 series DT 500 series and TG 120 series from LSCI as well as any other diode s...

Page 58: ...e screw 4 Install the calibration cover by reversing procedure 2 5 Install the top panel MOD 2 Model 805 MOD 5 OPERATION The 805 6 Input Conversion Module provides the 10 microampere excitation current to the sensor The resulting sensor voltage is routed into the module and m u l t i p l i e d by 0 457771 3 0000 6 5535 The sensor voltage is transferred to the J1 SENSORS MONITORS connector for exte...

Page 59: ...t the DVM plus and minus leads t o the V and V Sensor Output Signal pins for the appropriate 805 Input Modules I n p u t C a r d o f t h e J 1 SENSORS MONITORS connector Connect the precision voltage source across the V and V of J1 for the appropriate input and set t h e standard t o 0 0000 volts Adjust the trimpot marked AMP Z on the module cover until the DVM reads a s close t o 0 volts as possi...

Page 60: ... REPLACEABLE PARTS Included in this section are the 805 6 805 P2 P3 R1 input conversion module schematics replaceable parts lists and illustrated component layouts Refer to the manual for ordering information Model 805 MOD 4 ...

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Page 63: ...O DB CONNECTOR ME TO MOD A B CONNECTOR MB TO MOD A B LOCKING HEADER 2 PIN RELAY DRY REED TRANSISTOR PNP POWER SWITCH 2 POLE SENSOR A ID 8 DIP SW INTERNAL ID 4 DIP SW 4 STATION THUMBWHEEL SW CONNECTOR 25 50 CONNECTOR 18 36 REGULATOR 5V REGULATOR 12V REGULATOR 15V REGULATOR 15V REGULATOR 5V IC PORT EXPANDER IC KEYBD INTERFACE IC OP AMP IC POWER MOSFET ON HSR IC 8 BIT MULTIPLEXER VOLTAGE REFERENCE 6 ...

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Page 69: ...ER RELAY SPST 20W RELAY SPST 50W RES PREC 100K 01 RES WWD 9 84K 1 4W 1 RES WWD 2 92K 1 W 1 RES WWD 0 9 6 5 3 W 1 RES WWD 1 5K 3w 1 RES WWD 5 8 7 5w 1 I C OPTOCOUPLER IC 16 BIT D A CONVERTER I C DISPLAY DRIVER I C 1 0 B I T D A CONVERTER I C 8 B I T D A CONVERTER I C OP AMP QUAD I C DUAL SPDT ANL SWITCH I C OP AMP JFET INPUT POWER MOSFET 90V P CHAN I C OP AMP DUAL MC1741 I C 8 B I T D A CONVERTER I...

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Page 72: ... 3 104 210 1 1 1 7 1 1 2 2 C A B L E H B TO D B SWITCH P O T 1 0 0 K C C U D E T P O T 1 0 0 K S W I T C H I C 3 8 L I N E DECODER I C T R A N S I S T O R D R I V E R I C 8 B I T A D C O N V E R T E R I C I N V E R T E R O C L S C I C E N T C E N T A L P S SPRG N A T B A 1 2 0 3 0 0 1 8 B A 1 2 0 1 0 0 4 3 K E F 10901 7 4 L S 138 U D N 2 5 8 5 A A D C 0 8 3 1 C C N 7 4 0 6 ...

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Page 74: ...SOR CARD 1 1 1 1 1 1 1 1 1 1 1 CAP TANT 10MF 35V IC MICROPROCESSOR IC 8 BIT LATCH IC EPROM PROGRAM IC 8 BIT MULTIPLEXER IC O D HEX INVERTER IC QUAD DUAL INPUT NAND IC VOLTAGE SUPERVISOR IC 5 0MHZ OSCILLATOR IC 4 16 LINE DECODER IC 8Kx8 NOVRAM SPRG INT NEC INT DAL NAT TI 119D106X0035DB1 P80C31 74HC154 UPD71082C 27C256 DS1225Y DM81LS95 74HC05N 74HCT00 TL7705ACP ...

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Page 77: ... or SPACE is 3 to 12 VDC A logic 1 or MARK is 3 to 12 VDC When data is not being transmitted the line is held low MARK state When the transmission device is ready to send data it takes the line to the high SPACE state for the time of one bit This transition is called the start bit The remaining data is then transmitted If a parity bit is used it follows the character T h e parity bit is determined...

Page 78: ...ed Data Terminal Ready CD asserted by the Interface whenever the 805 8053 power is ON to indicate that the Interface is ready to receive and transmit data 8053 3 Configuration of Dip switches 8053 3 1 Selection of Baud R a t e The Model 8053 has a field selectable baud rate using DIP switch package S1 switches 7 300 Baud and 8 1200 Baud The Baud rate is selected by closing the switch position for ...

Page 79: ... 232C Interface Table 8053 4 Model 8053 RS 232C Interface specifications Timing Format Asynchronous Transmission Mode H a l f Duplex Baud Rate 300 o r 1200 B i t s s e c B i t s per Character 7 excluding Parity Enable Enabled Disabled Factory set Enabled Parity Select Odd o r Even Factory set Odd N u m b e r of Stop B i t s 1 o r 2 Factory set t o 1 Data Interface Levels Transmit o r receive using...

Page 80: ...ameters such as SENSOR I D as w e l l as Gain and R e s e t are updated from t h e hardware settings while ON LINE these parameters can be updated from the computer only 8053 4 Model 805 T h e Output Statement commands given i n Tables 4 7 and 4 8 w i l l result i n the requested data being output immediately following the reception of the EOL sequence If more than one Output Statement command is ...

Page 81: ...y specified stop b i t s or or character length Input Buffer Overrun caused by more than 256 characters being input input t o the FIFO buffer Any characters received after the 256th character are lost M o d e l 8053 RS 232C Interface 8053 7 INTERFACING EXAMPLES Example 1 HP 86B Computer Half Duplex Without Handshake T h e HP82939A Serial Interface for the HP 86B is preset a t the factory for the f...

Page 82: ...Signal Ground Ground Protective Ground Transmitted Data Received Data Request to Send Clear to Send Data Set Ready Signal Ground Carrier Detect Data Terminal Ready Protective Ground Transmitted Data Received Data Request to Send Clear to Send Data Set Ready Signal Ground Carrier Detect Data Terminal Ready The Auto Handshake capability of the HP 86B Serial Interface must be enabled The addition of ...

Page 83: ...ake Protective Ground Transmitted Data Received Data signal Ground Protective Ground Transmitted Data Received Data Signal Ground Note It may be necessary t o jumper pins 5 6 8 and 20 t o disable t h e handshake functions of t h e H o s t This is not required f o r the 8053 Interface 8053 8 REPLACEABLE PARTS See Figure 8053 1 8053 7 ...

Page 84: ... C A B L E 8 0 5 3 T O M E 2 5 P I N R A D S T Y L E C O N N E C T O R R S 2 3 2 C D I P S W I T C H 8 P O S I C B A U D G E N E R A T O R I C 8 B I T M U L T I P L E X E R I C Q U A D 2 I N P U T NOR I C U A R T I C L I N E D R I V E R C R Y S T A L 1 8432 M H Z L S C I TRW G Y H M O T N A T IN T L T M T R O N D B L 25S 2 7 6 S B 0 8 M C 1 4 4 1 1 D M 8 1 L S 9 5 A N 7 4 L S 0 2 P 8 2 5 1 A L T 1...

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Page 87: ...n of the Interface Option where the 8054 will be 2 Remove the three screws that secure the calibration cover to its clips and remove the cover Remove the two back panel mounting screws that secure the J2 blank cover plate to the interface opening and remove the plate 3 Turn off DIP Switch 3 of switch package S4 on the 805 main board 4 Plug the internal interface cable attached to the 8054 into opt...

Page 88: ... 10 1 0 4 7 1 1 1 0 4 3 1 0 1 1 1 1 1 1 1 CABLE 8 0 5 4 TO M B 24 P I N RA D S T Y L E CONNECTOR I E E E D I P SWITCH 8 POS I C I E E E C H I P I C I E E E SUPPORT C H I P I C I E E E SUPPORT C H I P I C 8 B I T M U L T I P L E X E R L S C I AM L G Y H T I T I T I NAT 5 7 9 2 2 4 5 1 2 76s B 08S T M S 9 9 1 4 A N L S N 7 5 1 6 0 A N SN 7 5 161AN D M 8 1 L S 9 5 A N ...

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Page 91: ...y installed if ordered with a Model 805 or can be field installed at a later date If field installation is required use the following procedure WARNING To prevent shock hazard t u r n off the instrument and disconnect it from AC line power and a l l test equipment before removing cover Table 8055 1 Model 8055 Analog Output Specifications Output Range 0 000 to 10 000 V Output Resolution 1mV out of ...

Page 92: ...tmeter Multimeter DVM 4 digit resolution or better 2 Precision Standard Resistor to simulate the input sensor or a Precision Voltage Source with an output resolution of 100 uV out of 3 V or better The unit should be allowed one hour to warm up to achieve rated specifications Use the following procedure to calibrate the 8055 Analog Output 8055 2 Model 805 1 Remove the two top panel screws and slide...

Page 93: ...TPUT O P T I O N 1 0 4 5 2 9 1 0 4 4 2 5 1 0 4 0 8 9 1 0 4 4 8 2 1 1 1 1 I C P O R T E X P A N D E R I C D A C O N V E R T E R I C O P A M P D C D C C O N V E R T E R I N T B B M A X R E L P 8 2 C 5 5 A 5 D A C 7 1 C C D V M A X 4 3 0 C C P V 5 R 1 5 1 5 ...

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Page 95: ...2 5490 27 2 5364 2 5221 2 5077 2 4934 3 8 4 0 4 2 4 4 4 6 2 4108 2 3968 2 3618 2 3269 2 2919 4 8 5 0 5 5 6 0 6 5 2 4791 2 4648 2 4290 2 3932 2 3574 1 60506 1 59782 1 56027 1 54097 7 0 7 5 8 0 8 5 9 0 9 5 2 2570 2 2220 2 1871 2 1521 2 8 2 1172 2 0909 2 3216 2 2858 2 2500 2 2142 26 2 1784 2 1516 1 52166 1 50272 1 48443 1 46700 26 1 44850 1 43488 1 0 0 11 0 12 0 13 0 14 0 15 0 2 0646 2 0119 1 9592 27...

Page 96: ...0 0 9649 0 9518 0 9388 9 0 9257 1 02482 13 1 02044 1 01525 1 00552 99565 12 98574 97550 97890 96609 11 95327 93987 92647 105 0 110 0 115 0 120 0 125 0 91307 89966 88626 87286 85946 0 9122 0 8988 0 8853 0 8718 0 8584 96524 95487 11 94455 93383 92317 10 84606 83228 81850 80472 79094 130 0 135 0 140 0 145 0 150 0 8 0 8449 0 8311 0 8173 0 8035 0 7896 91243 90161 10 89082 87976 86873 155 0 160 0 165 0 ...

Page 97: ... 39208 37802 4 36397 34940 33482 32025 30568 29111 27654 26197 3 24739 23325 21911 20497 2 19083 17774 16464 1 15155 0 5514 5 0 5377 0 5246 0 5115 0 4984 0 4853 4 0 4722 0 4588 0 4454 0 4320 3 0 4186 0 4045 0 3904 0 3763 2 0 3622 0 3476 0 3330 0 3184 0 3038 1 0 2893 67387 66208 65026 63841 62654 61465 60273 59080 57886 6 56707 55492 54294 53093 51892 50689 49484 48278 47069 45858 44647 43435 41003...

Page 98: ...40000 137 31000 139 20000 141 09000 142 98000 144 87000 146 76000 148 65215 150 51000 635 0 640 0 645 0 650 0 655 0 660 0 665 0 6 7 0 0 675 0 680 0 233 84000 235 57000 237 31000 239 06000 240 79000 242 52000 244 25000 245 97000 247 71350 249 42000 4 10 1 3 5 0 1 4 0 0 145 0 1 5 0 0 1 5 5 0 1 6 0 0 165 0 170 0 175 0 1 8 0 0 44 57000 46 64758 48 69000 50 75000 52 80000 54 84000 56 88000 58 92000 60 ...

Page 99: ... on the data Temperature Range SetpointLimit 0 Up to 324 9 K 1 Up to 374 9 K 2 Up to 474 9 K 3 Up to 799 9 K 4 Up to 999 9 K Sensor type used for front panel curve entry here alphanumerics cannot be entered with the standard numeric keypad 0 DT 470 Series Silicon Diode 1 DT 500 Silicon Diode Sensors 3 100 Ohm Platinum Resistance 4 1000 Ohm Platinum Resistance 5 Rhodium Iron Resistance 6 Germanium ...

Page 100: ...ensor Curve Information Table typically where the sensor serial number is stored in Precision Options The sensor serial number formats are as follows where is used to indicate a 0 9 numeric Sensor Type 0 1 2 3 4 5 6 7 8 9 Format D D P P C N o S N B 2 ...

Page 101: ...RAM data error or if the interface XR I function was performed the unit displays the error stores it in the WS data location and waits for the NOVRAM initialization sequence to be performed Repeated Err02 conditions could signal a failure by the NOVRAM to retain data and it should be replaced The REMOTE SENSOR ID for the unit allows for an input range of 00 00000 on bits B4 thru BO of the ID to 1F...

Page 102: ...nsients or incorrectly specified stop b i t s or character length 8053 RS 232C Interface Input Buffer Overrun Error T h e error occurs when more than 256 characters are input t o the FIFO buffer of the unit Any characters received a f t e r t h e 256th character are lost Input Overload When an input signal which exceeds the maximum allowed for that input is applied the error occurs When the error ...

Page 103: ...CAL key is pressed to determine the Input Card type Unrecognized B Input Card type Operation is the same for Err25 except the error is stored in the WI B Input data location Incorrect A Input Card polarity The 805 Series Input Cards determine the input signal polarity doesn t match the temperature coefficient of the sensor type selected there is either an error in the sensor wiring an open circuit...

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