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IM 2553A-01EN

3rd Edition

Precision DC Calibrator

2553A

Summary of Contents for 2553A

Page 1: ...IM 2553A 01EN 3rd Edition Precision DC Calibrator 2553A...

Page 2: ...sing YOKOGAWA products YOKOGAWA provides registered users with a variety of information and services Please allow us to serve you best by completing the product registration form accessible from our w...

Page 3: ...Notes The contents of this manual are subject to change without prior notice as a result of continuing improvements to the instrument s performance and functionality The figures given in this manual...

Page 4: ...mum rated voltage 125 V F VDE standard power cord maximum rated voltage 250 V R AS standard power cord maximum rated voltage 250 V Q BS standard power cord maximum rated voltage 250 V H GB standard po...

Page 5: ...d meets the designated standards of the country and area that you are using it in If the suffix code is Y a power cord is not included Optional Accessories Sold separately The following optional acces...

Page 6: ...instrument Warning handle with care Refer to the user s manual or service manual This symbol appears on dangerous locations on the meter which require special instructions for proper handling or use...

Page 7: ...arth to prevent electric shock before turning on the power The power cord that you can use for the instrument is a three prong cord Connect the power cord to a properly grounded three prong outlet Do...

Page 8: ...ice correctly Check that there are no short circuits between terminals or between the cables connected to the terminals The cables are fastened firmly to the terminals There no problems with the termi...

Page 9: ...imentation que vous utilisez pour l instrument est un cordon trois broches Brancher le cordon d alimentation sur une prise de courant trois plots et mise la terre Ne pas entraver la mise la terre de p...

Page 10: ...qu il n y a pas de court circuit entre les bornes ou entre les c bles branch s sur les bornes Les c bles sont fermement viss s sur les bornes Les bornes ne pr sentent aucune anomalie telle la pr sence...

Page 11: ...fied as a Monitoring and control instruments product When disposing products in the EU contact your local Yokogawa Europe B V office Do not dispose in domestic household waste Authorized Representativ...

Page 12: ...the user and precautions that can be taken to prevent such occurrences CAUTION Calls attention to actions or conditions that could cause light injury to the user or cause damage to the instrument or...

Page 13: ...that you are starting operation at the beginning of the procedure so you may not need to carry out all the steps in a procedure when you are changing the settings Explanation This section describes th...

Page 14: ...ions 3 10 3 6 Connecting Wires 3 12 Chapter 4 SETUP Menu 4 1 SETUP Menu Tree Structure 4 1 4 2 Using the SETUP Menu 4 3 Chapter 5 Voltage Current and Resistance Sourcing 5 1 Selecting the Voltage Curr...

Page 15: ...mmands 11 1 11 2 COMMunicate Group 11 3 11 3 OUTPut Group 11 4 11 4 SOURce Group 11 5 11 5 STATus Group 11 10 11 6 SYSTem Group 11 11 11 7 Common Command Group 11 13 Chapter 12 Status Reports 12 1 Abo...

Page 16: ...14 7 External Dimensions 14 10 Appendix Appendix 1 Block Diagram App 1 Appendix 2 Thermocouple Calibration Wiring Examples App 2 Appendix 3 RTD Calibration Wiring Examples App 4 Appendix 4 User Defin...

Page 17: ...the next left digit to 1 sec 5 2 6 2 6 5 While in the SETUP menu these are used to select the menus at different hierarchical levels At levels where a value is set or displayed these are used to set t...

Page 18: ...interface ch 8 USB port type B Used when writing user defined files for thermocouple and RTD temperature output from a PC to the 2553A USB mass storage sec 6 4 Used when controlling the 2553A remotel...

Page 19: ...ital Numbers and Characters Because this instrument uses a 7 segment LED display to show output settings special characters are used to display numbers letters and mathematical symbols as shown below...

Page 20: ...t to the load circuit connected to the output terminals 32 V 12 V 12 V 32 V Approx 120 mA Approx 30 mA Approx 120 mA Approx 30 mA Range 10 mV 100 mV 1 V 10 V 30 V Source Range 12 0000 mV 120 000 mV 1...

Page 21: ...ing from its output terminals voltage V which is defined as R I where R is the specified resistance and I the excitation current for measuring resistance The excitation current is supplied to the 2553...

Page 22: ...thermocouple ranges do not apply external voltage or current Doing so may damage the voltage divider Type Source Range R 50 C to 1768 C S 50 C to 1768 C B 0 C to 1820 C J 210 C to 1200 C T 270 C to 4...

Page 23: ...d temperature can be turned on and off ON Thermoelectromotive force or resistance is output from the output terminals If the output is outside the selectable range the output cannot be turned on OFF N...

Page 24: ...power is turned off Initialization You can initialize the 2553A settings to their factory defaults You use the SETUP menu to do so Communication settings and a portion of other settings are not initia...

Page 25: ...ly specifications are different purchase a power cord that matches the specifications of the region that the instrument will be used in Correct the Problem If Output Is Automatically Turned Off If an...

Page 26: ...the instrument with both hands as shown in the figure below and move it carefully WARNING When you hold or put away the handle be careful not to get your hand caught between the handle and the case W...

Page 27: ...a ration en haut et en bas de l instrument pour viter la surchauffe et la panne Installation Conditions Install the instrument in a place that meets the following conditions Vent holes are located on...

Page 28: ...attached to the feet at the rear of the instrument to prevent the instrument from sliding You can install the instrument in a tilted position using the movable legs Movable legs WARNING Do not adjust...

Page 29: ...e When rack mounting the instrument allow at least 5 cm of space between the top panel and the rack to prevent internal heating Make sure to provide adequate support from the bottom of the instrument...

Page 30: ...there is no AC outlet that is compatible with the power cord that you will be using and you cannot ground the instrument do not use the instrument French AVERTISSEMENT Assurez vous que la tension d a...

Page 31: ...ns Rated supply voltage 100 VAC to 120 VAC 200 VAC to 240 VAC Permitted supply voltage range 90 VAC to 132 VAC 180 VAC to 264 VAC Rated supply frequency 50Hz 60Hz Permitted supply frequency range 48 H...

Page 32: ...turned off see appendix 5 Check that the instrument has started normally before you use it If the 2553A Does Not Start Normally When the Power Is Turned On Turn off the power switch and check the fol...

Page 33: ...is turned off the instrument stores the setup parameters in its memory before shutting down The same is true when the power cord is disconnected from the outlet The next time the power is turned on t...

Page 34: ...e Do not use lead wires whose conductive parts are exposed due to tears in the insulation or broken cables as they may lead to a short circuit or electric shock If a large inductive or capacitive load...

Page 35: ...nt Pour viter tout risque de court circuit ou de choc lectrique ne pas utiliser des c bles endommag s ou dont les fils int rieurs sont visibles En cas de branchement d une importante charge inductive...

Page 36: ...de raccordement sur la borne d entr e du capteur RJ externe du 2553A peut endommager la fiche de raccordement ou la borne d entr e du capteur RJ externe V rifier l orientation de la fiche avant de la...

Page 37: ...anges as a result of making contact with the lead wires crimping terminals banana plugs or other conductors during wiring or due to ambient air movement errors exceeding the accuracy specifications ma...

Page 38: ...mm2 AWG 28 to 16 2 Tighten the screws to fix the lead wires in place Screw tightening torque 0 22 N m to 0 25 N m Lead wire White Red Ground GND White Red No connection NC Terminal plug screw Termina...

Page 39: ...conditions See section 7 3 Address Command type Options NORM IEEE488 2 COMP 2553 compatible RANGE dial SETUP indicator on Options on use oFF not use Value 0 0 0 0 to 255 255 255 255 Example 192 1 168...

Page 40: ...control See section 9 3 Mass storage See section 6 4 Select the unit See section 6 6 Celsius C Fahrenheit F Set the reference junction compensation See section 6 5 Select the reference junction compe...

Page 41: ...formation on the SETUP menu auxiliary numbers in IP address related and LOGIC menus unit for settings that require it etc Displays polarity or the most significant digit At levels where a value is set...

Page 42: ...mation to be displayed those are displayed If you perform this operation on an execution menu you cannot undo it Flipping the OUTPUT switch up returns the menu to the previous level If you perform thi...

Page 43: ...o the selected range appears Voltage ranges Current ranges Resistance range RANGE dial Example 10 V The 10 V indicator turns on Explanation Source ranges are shown below Set the value that you want to...

Page 44: ...tomatically within the selectable range POLARITY switch Polarity Explanation Selectable Range The selectable range and resolution of each range are as follows For detailed specifications see section 1...

Page 45: ...When you change the range and the specified output setting is outside the selectable range of the new range the output setting and polarity displays blink If you turn any of the output setting dials i...

Page 46: ...changes as a result of making contact with the lead wires crimping terminals banana plugs or other conductors during wiring or due to ambient air movement errors exceeding the accuracy specifications...

Page 47: ...ndommager le diviseur de tension l int rieur du 2553A Procedure 1 Turn the RANGE dial to select TEMP The TEMP indicator illuminates and the TEMPERATURE dial is enabled 2 Turn the TEMPERATURE dial to s...

Page 48: ...be sourced For details how to write user defined data to the 2553A see section 6 4 For the data definition specifications see appendix 4 RTD Select from the following Pt100 RTD USER If you select RTD...

Page 49: ...ven while the output is on However if the output setting goes outside the selectable range when you change the polarity the output turns off and the output setting and polarity displays blink Thermoco...

Page 50: ...olarity displays blink If you turn any of the output setting dials in this condition but the output setting still remains outside the selectable range of the new type the output setting is set to the...

Page 51: ...es and the like making contact when connecting external RJ sensors and due to ambient air movement errors exceeding the accuracy specifications may occur In such situations wait until the output stabi...

Page 52: ...es virus informatiques avant de brancher un PC sur le 2553A v rifier que le PC est exempt de virus Le branchement du 2553A infect par un virus informatique aura pour effet d infecter les autres appare...

Page 53: ...Output setting dials use any POLARITY switch 3 Display the USB menu 5 Confirm the USB feature 2 Select USB 4 Select STOR Connecting the 2553A to the PC through USB 6 Using a USB cable connect the USB...

Page 54: ...T before performing step 10 on the next page Example in Which a Thermocouple User Defined Data File TCUSER Is Placed in the 2553A IN Folder 10 Right click 2553A IN in the navigation window On the shor...

Page 55: ...ocedure Do not connect or remove the USB cable while user defined data is being written Doing so may prevent the data from being written correctly It may also cause the 2553A or PC to run abnormally 2...

Page 56: ...d the contents in the internal memory of the 2553A is updated the error file is deleted When User Defined Data Is Not Written in Internal Memory In the factory default condition or when user defined d...

Page 57: ...reference junction compensation RJC mode to auto internal or manual input The display shows the selected reference junction temperature You can also select the reference junction compensation mode fro...

Page 58: ...mperature set the resistance for when the RJ sensor is at 0 C 1 Turn the RANGE dial to select SETUP The SETUP menu appears RANGE dial 1 Select SETUP The SETUP indicator turns on 2 Turn an output setti...

Page 59: ...force without reference junction compensation Reference Junction Compensation Mode Select the reference junction compensation RJC mode from the available options below The 2553A corrects the sourced t...

Page 60: ...If you change the polarity from positive to negative in manual input mode and the setting goes outside the manual input selectable range the setting and polarity displays will blink If you turn any o...

Page 61: ...t UNIT 3 Flip the POLARITY switch down The temperature unit menu appears 4 Turn an output setting dial to select CEL or FAR 5 Flip the POLARITY switch down The selected temperature unit is confirmed P...

Page 62: ...chanical Conforms to IEEE St d 488 1978 Functional specifications See the table below Protocol Complies with IEEE St d 488 2 1992 when using standard commands Code ISO ASCII codes Mode Addressable mod...

Page 63: ...ode are retained even when the 2553A switches to remote mode When Switching from Remote to Local Mode When the 2553A is in remote mode and you flip the OUTPUT switch to the LOCAL side the 2553A switch...

Page 64: ...is connected to the PC through converters such as a GP IB to USB converter For more details contact your nearest YOKOGAWA dealer Several cables can be used to connect multiple devices However no more...

Page 65: ...les Otherwise erroneous operation may result or the internal circuitry may break French ATTENTION Toujours mettre le PC et le 2553A hors tension avant de brancher ou de d brancher des c bles de commun...

Page 66: ...urns on Selecting the GP IB Interface 2 Turn an output setting dial to select GPIB 3 Flip the POLARITY switch down The GP IB menu appears Output setting dials use any POLARITY switch 3 Display the GP...

Page 67: ...he GP IB address settings 6 Set the GP IB address Setting the Command Type 4 Turn an output setting dial to select TYPE 5 Flip the POLARITY switch down The command type menu appears 6 Turn an output s...

Page 68: ...olarity and output setting As such to use an existing 2553 program you need to change the range and then specify the polarity and output setting for the voltage current and temperature so that they ar...

Page 69: ...OMP compatible commands this command outputs information about configuration changes and operation status Responses to Multi Line Messages Universal commands LLO Local Lockout Prohibits switching to l...

Page 70: ...mands are available to all devices regardless of their listener or talker designation The following five commands are available LLO Local Lockout DCL Device Clear PPU Parallel Poll Unconfigure SPE Ser...

Page 71: ...ces VXI 11 server DHCP client Switching between Remote and Local Modes When Switching from Local to Remote Mode The 2553A switches to remote mode when it is in local mode and receives a COMMunicate RE...

Page 72: ...hernet port on the 2553A rear panel Hub or router that supports 100BASE TX 10BASE T PC UTP or STP cable straight cable Network card 2553A Ethernet port RJ 45 modular jack Notes on Connection To connec...

Page 73: ...switch down The LAN menu appears Output setting dials use any POLARITY switch 3 Display the LAN menu 2 Select LAN Turning DHCP On and Off 4 Turn an output setting dial to select DHCP 5 Flip the POLARI...

Page 74: ...IP MASK or GATE 4 Select IP MASK or GATE 6 Turn the right most output setting dial to select the octet number 1 to 4 you want to set 7 Turn the three output setting dials to set the selected octet val...

Page 75: ...nd octets appear Output setting dials use any POLARITY switch 5 Display the first and second octets of the six octets of the MAC address 4 Select MAC 6 Turn an output setting dial to select the octet...

Page 76: ...mask and default gateway for your network IP Address Subnet Mask and Default Gateway The 2553A displays the IP address subnet mask and default gateway in the following manner Octet number Each octet...

Page 77: ...tching between Remote and Local Modes When Switching from Local to Remote Mode The 2553A switches to remote mode when it is in local mode and receives a COMMunicate REMote ON command from the PC The R...

Page 78: ...n below 2553A USB port type B connector Notes on Connection Be sure to insert the USB cable connector firmly into the USB port Do not connect or remove the USB cable from the time when the 2553A is tu...

Page 79: ...e SETUP indicator turns on Selecting the USB Interface 2 Turn an output setting dial to select USB 3 Flip the POLARITY switch down The USB menu appears Selecting the Remote Control Feature 4 Turn an o...

Page 80: ...erface the 2553A will not execute the commands properly Install the YOKOGAWA USB TMC Test and Measurement Class driver on your PC For information about how to obtain the YOKOGAWA USB TMC driver contac...

Page 81: ...ween the controller and the 2553A Messages that are sent from the controller to the 2553A are called program messages and messages that are sent from the 2553A back to the controller are called respon...

Page 82: ...hat contains a query the controller must finish receiving the response message before it can send the next program message If the controller sends the next program message before receiving the respons...

Page 83: ...each command even when commands belonging to the same command group are being concatenated Example SOURce FUNCtion VOLTage PMT SOURCE RANGE 10V PMT 10 2 Commands Commands There are three types of comm...

Page 84: ...hat are not currently in use Exercise caution because not all of a group s information is necessarily returned in a response Header Interpretation Rules The 2553A interprets the header that it receive...

Page 85: ...ders to Example SOURce RTD SETTing PMT 0 0 850 0 1 0000000000e 02 3 9083000000e 01 5 7750000000e 05 0 0000000000e 00 0 0000000000e 00 0 0000000000e 00 0 0000000000e 00 0 0000000000e 00 0 0000000000e 0...

Page 86: ...sistance Temperature Time A physical value Example Voltage range setting SOURce RANGe 30V Register A register value expressed as binary octal decimal or hexadecimal Example Extended event register val...

Page 87: ...the digits 0 to 9 and A to F H0F Q Octal value made up of the digits 0 to 7 Q777 B Binary value made up of the digits 0 and 1 B001100 Register is not case sensitive Response messages are always expre...

Page 88: ...in the extended event register becomes 1 Overlap Commands and Sequential Commands There are two types of commands overlap and sequential With overlap commands the execution of the next command may st...

Page 89: ...TEMPerature INTern al Queries the 2553A s internal reference junction 2553A output terminal temperature 11 7 SOURce RJC TEMPerature MANual Sets or queries the temperature for when the reference junct...

Page 90: ...unicate GPIB ADDRe ss Sets or queries the GP IB address 11 12 SYSTem COMMunicate GPIB TYPE Sets or queries the GP IB command type 11 12 SYSTem COMMunicate USB FUNCti on Sets or queries the USB feature...

Page 91: ...eturned fully spelled out or in its abbreviated form Syntax COMMunicate VERBose Boolean COMMunicate VERBose ON 1 Returned fully spelled out OFF 0 Returned in abbreviated form Example COMMUNICATE VERBO...

Page 92: ...NORMal Positive polarity INVerted Negative polarity Example OUTPUT POLARITY NORMAL OUTPUT POLARITY OUTPUT POLARITY NORMAL Description If the source function is RJTemp and you set the polarity a 221 Se...

Page 93: ...use the SOURce FUNCtion command to set the source function to CURRent Before setting Temperature use the SOURce FUNCtion command to set the source function to TCouple or RTD Before setting Resistance...

Page 94: ...Ternal External INTernal Internal MANual Manual input OFF When manual input is selected and the reference junction temperature is set to 0 C Example SOURCE RJC STATE SOURCE RJC STATE EXTERNAL Descript...

Page 95: ...Syntax SOURce RTD SOURce RTD DEFine Function Sets a user defined RTD Syntax SOURce RTD DEFine String String Definition of the relationship between the temperature range and resistance For details on...

Page 96: ...oltage output setting Current Current output setting Temperature Temperature output setting Resistance Resistance output setting MINimum Minimum value in the selectable range MAXimum Maximum value in...

Page 97: ...All the temperature range settings that have been user defined are returned in a single character string with each setting delimited by a semicolon For details on string syntax see appendix 4 SOURce T...

Page 98: ...STATUS ERROR 113 Undefined header 11 5 STATus Group The commands in this group are used to make settings and queries related to the communication status feature There are no front panel dials and swit...

Page 99: ...GATEWAY 192 168 0 1 SYSTem COMMunicate ETHernet IP Function Sets or queries the Ethernet IP address Syntax SYSTem COMMunicate ETHernet IP String SYSTem COMMunicate ETHernet IP String x x x x x 0 to 25...

Page 100: ...e USB TMC storage Syntax SYSTem COMMunicate USB FUNCtion TMC STORage SYSTem COMMunicate USB FUNCtion TMC USB TMC command control feature STORage Storage feature Example SYSTEM COMMUNICATE USB FUNCTION...

Page 101: ...e values of each bit is returned in decimal format When an SRQ is sent you can check what types of events have occurred For example if a value of 32 is returned this indicates that the standard event...

Page 102: ...ntax STB Example STB 4 Description A sum of the values of each bit is returned as a decimal value Because the register is read without executing serial polling bit 6 is an MSS bit not an RQS bit For e...

Page 103: ...ined in IEEE 488 2 1992 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Condition register Transition filter Extended event register 1...

Page 104: ...bers and messages STATus ERRor Registers and Queues That Affect the Status Byte The following registers affect the status byte bits Register Affected Status Byte Bit Standard event register Sets bit 5...

Page 105: ...nd bit 4 MAV in the status byte is not affected However the output queue will be cleared if the CLS command is received just after a program message terminator Status Byte 7 6 ESBMAV EES EAV 1 0 RQS M...

Page 106: ...when there is a command syntax error Example Command names are misspelled or character data that is not one of the available options has been received Bit 4 EXE Execution Error This bit is set to 1 w...

Page 107: ...proximately 500 ms Bit 4 IRJC Internal Rjc Valid Set to 1 when the measured value of the internal reference junction is within the measurement range Bit 5 Always 0 Bit 6 Always 0 Bit 7 Always 0 Bit 8...

Page 108: ...r or not the output queue is empty by checking bit 4 MAV in the status byte D1 D2 D1 D2 D1 Error Queue When an error occurs the error queue stores the error number and message For example if the instr...

Page 109: ...oad is an inductive or capacitive load that is within the allowable range 14 1 The voltage or current source value is odd Confirm that the load is within the specified range 2 1 While sourcing keep th...

Page 110: ...Cause The temperature type was set to TC USER or RTD USER when user defined thermocouple or RTD is not available For example this will occur if the user definitions have been deleted with a communica...

Page 111: ...se The reference junction temperature setting when the reference junction compensation mode is set to manual input MAN or the measured reference junction temperature went outside the range defined by...

Page 112: ...g Codes Code Description Corrective Action Refer To E 032 Excessive input was detected during resistance sourcing Check the connection conditions or load 3 5 3 6 E 033 An oscillation error was detecte...

Page 113: ...10 6 123 Exponent too large Where the syntax contains NR3 make the exponent that follows E smaller 10 6 and ch 11 124 Too many digits Limit numeric values to 255 digits or less 10 6 and ch 11 128 Nume...

Page 114: ...e IEEE 488 2 macro specifications 275 Macro definition too long The 2553A does not support the IEEE 488 2 macro specifications 276 Macro recursion error The 2553A does not support the IEEE 488 2 macro...

Page 115: ...Action Page 802 Invalid command CAL on the SETUP menu cannot be executed during adjustment mode 4 2 804 Invalid command Cannot be executed because the communication command type is set to COMP compati...

Page 116: ...witch Output setting dials use any 2 Select ERROR 3 Display the error log menu Displaying the Error Log 4 Turn an output setting dial to select LOG 5 Flip the POLARITY switch down If there are no erro...

Page 117: ...re are an error code and log number are displayed If there are multiple logged errors you can turn the output setting dial to select a log number The error code corresponding to the log number will be...

Page 118: ...ripping occurs a warning code is displayed Check the connection conditions or load and eliminate the cause For details on warning codes see section 13 3 Clearing the Warning If a warning is detected a...

Page 119: ...witch down EXEC appears 4 Flip the POLARITY switch down again The self test starts POLARITY switch Output setting dials use any 2 Select TEST 3 4 Execute a self test Explanation You can execute a self...

Page 120: ...Flip the POLARITY switch down again The 2553A settings are initialized POLARITY switch Output setting dials use any 2 Select INIT 3 4 Execute initialization Note You cannot undo an initialization Conf...

Page 121: ...ARITY switch Output setting dials use any 2 Select INFO 3 Display the product information menu 4 Turn an output setting dial to select the product information you want displayed Select FIRM LOGIC1 LOG...

Page 122: ...of the serial number 8 To display other product information flip the POLARITY switch up The menu returns to the previous level 9 Repeat steps 4 to 8 to display the product information Explanation Fir...

Page 123: ...have your 2553A calibrated Adjustment Contact your nearest YOKOGAWA dealer to have your 2553A adjusted You can also adjust the 2553A by yourself Have a qualified engineer adjust the 2553A at a facilit...

Page 124: ...perature inside the 2553A Range Output Noise 0 1 Hz to 10 Hz 10 Hz to 10 kHz 10 mV 1 Vrms 10 Vrms 100 mV 2 Vrms 10 Vrms 1 V 2 Vrms 20 Vrms 10 V 15 Vrms 30 Vrms 30 V 20 Vrms 50 Vrms DC Current Source R...

Page 125: ...C 0 1 C Approx 1 E 270 C to 1000 C 0 1 C Approx 1 K 270 C to 1300 C 0 1 C Approx 1 N 270 C to 1300 C 0 1 C Approx 1 C 0 C to 2315 C 0 1 C Approx 1 A 0 C to 2500 C 0 1 C Approx 1 TC USER user defined 9...

Page 126: ...icient compensation to the accuracy 3 If the reference junction compensation feature is used when the input terminal temperature is balanced add the reference junction compensation error to the accura...

Page 127: ...fications Terminal type Binding posts equipped with a HI red and a LO black output terminal Maximum common mode voltage 42 Vpk between output terminals and the case Response Time Item Specifications V...

Page 128: ...ence junction compensation errors see section 14 1 Manual input MAN A correction is performed using a manually input temperature You can set the temperature from the 2553A front panel see section 6 5...

Page 129: ...and C0 Protocol Complies with IEEE St d 488 2 1992 Address 0 to 30 Ethernet Item Specifications Number of ports 1 Connector type RJ 45 connector Electrical and mechanical Conforms to IEEE 802 3 Transm...

Page 130: ...een the measurement section and case for the external RJ sensor 257875 when it is connected see section 14 6 Insulation resistance 100 M or higher at 500 VDC between the power supply and case 100 M or...

Page 131: ...withstand voltage or surface resistivity Pollution degree 2 applies to normal indoor atmospheres with only non conductive pollution 3 The measurement category of the 2553A terminals is Other O Do not...

Page 132: ...the sensor is connected to the 2553A s external RJ sensor input terminal Cord length Approx 1 95 m Only connect the RJ sensor 257875 to the 2553A or other designated instruments If the RJ sensor 25787...

Page 133: ...14 10 IM 2553A 01EN 14 7 External Dimensions Rear view Unless otherwise specified tolerances are 3 however tolerances are 0 3 mm when below 10 mm Unit mm 132 20 213 300 28 5 24 5 13...

Page 134: ...oothing for reducing inrush current for when a capacitive load is connected Then the FPGA sends the source code to the DAC On the other hand the high speed PWM ADC is sequentially measuring reference...

Page 135: ...configuration procedure see section 6 5 2 Set the thermocouple type temperature and the like and calibrate For details on the configuration procedure see sections 6 1 to 6 3 When Using the Internal Re...

Page 136: ...fferent from the ambient temperature the temperature imbalance will cause the temperature of the terminals to change This may prevent accurate reference junction compensation In such a situation use a...

Page 137: ...cedure see sections 6 1 to 6 3 Four wire System Wiring Example Thermometer data logger and the like that support RTD Pt100 input 2553A White a Red b White A Red B Red white A and B are defined in IEC...

Page 138: ...rature range k Eu t Reference junction temperature tr Thermoelectromotive force Eu tr at reference junction temperature tr The 2553A calculates thermoelectromotive force Euout V at temperature t C usi...

Page 139: ...is fixed The name is not case sensitive TC USER definition file name TCUSER TXT RTD USER definition file name RTDUSER TXT Writing to the 2553A Write the user defined data from a definition file to the...

Page 140: ...e ranges is 100 Temperature ranges beyond 100 are ignored type No character or a single ASCII code character in the range of 20 to 7E hexadecimal For the characters that correspond to ASCII codes 20 t...

Page 141: ...e Error message See User Definition Error Messages below Setting user definitions using communication commands You can use communication commands to set TC USER and RTD USER user definitions For detai...

Page 142: ...Temperature 0 0 Yes Yes Resistance 18 00 Yes Yes Polarity Voltage current Yes Yes Temperature Yes Yes Reference Junction Compensation RJC Mode MODE AUTO Yes Yes Manual input compensation value VAL 0 0...

Page 143: ...or composite header elements constituting a command See chapters 10 and 11 7 Buffer sizes that affect block data transmission When block data is being transmitted the output queue is expanded to matc...

Page 144: ...64 65 66 67 68 69 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41...

Page 145: ...G Page GET Group Execute Trigger 7 8 GP IB address 7 5 11 12 GP IB port 1 2 GTL Go To Local 7 8 H Page handle 1 1 humidity 14 7 I Page IFC Interface Clear 7 8 immunity 14 8 initialization 2 5 11 13 in...

Page 146: ...l commands 10 8 serial number 2 5 11 13 SETUP menu 11 11 sold separately iii source function 11 5 SPD Serial Poll Disable 7 8 special characters 1 3 SPE Serial Poll Enable 7 8 standard accessories iii...

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