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Fluke 525A, User Manual

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525A

Users Manual

7-8

RTD and Thermistor Specification, Input

Range (

°

 C)

Absolute Uncertainty,

tcal 

±

5 

°

C, 

±

(

°

C)

1

RTD Type

Minimum

Maximum

90 days

1 year

Pt 385, 100 

Ω

–200 

°

C

–80 

°

C

0 

°

C

100 

°

C

300 

°

C

400 

°

C

630 

°

C

–80 

°

C

0 

°

C

100 

°

C

300 

°

C

400 

°

C

630 

°

C

800 

°

C

0.031 

°

C

0.018 

°

C

0.018 

°

C

0.027 

°

C

0.031 

°

C

0.042 

°

C

0.050 

°

C

0.012 

°

C

0.020 

°

C

0.020 

°

C

0.030 

°

C

0.035 

°

C

0.047 

°

C

0.057 

°

C

Pt 3926, 100 

Ω

–200 

°

C

–80 

°

C

0 

°

C

100 

°

C

300 

°

C

400 

°

C

–80 

°

C

0 

°

C

100 

°

C

300 

°

C

400 

°

C

630 

°

C

0.031 

°

C

0.014 

°

C

0.018 

°

C

0.026 

°

C

0.031 

°

C

0.041 

°

C

0.031 

°

C

0.015 

°

C

0.019 

°

C

0.029 

°

C

0.034 

°

C

0.046 

°

C

Pt 3916, 100 

Ω

–200 

°

C

–190 

°

C

–80 

°

C

0 

°

C

100 

°

C

260 

°

C

300 

°

C

400 

°

C

600 

°

C

–190 

°

C

–80 

°

C

0 

°

C

100 

°

C

260 

°

C

300 

°

C

400 

°

C

600 

°

C

630 

°

C

0.026 

°

C

0.011 

°

C

0.014 

°

C

0.018 

°

C

0.025 

°

C

0.026 

°

C

0.031 

°

C

0.040 

°

C

0.042 

°

C

0.028 

°

C

0.012 

°

C

0.015 

°

C

0.019 

°

C

0.028 

°

C

0.029 

°

C

0.034 

°

C

0.045 

°

C

0.047 

°

C

Pt 385, 200 

Ω

–200 

°

C

–80 

°

C

0 

°

C

100 

°

C

260 

°

C

300 

°

C

400 

°

C

600 

°

C

–80 

°

C

0 

°

C

100 

°

C

260 

°

C

300 

°

C

400 

°

C

600 

°

C

630 

°

C

0.071 

°

C

0.075 

°

C

0.079 

°

C

0.082 

°

C

0.090 

°

C

0.093 

°

C

0.100 

°

C

0.101 

°

C

0.072 

°

C

0.076 

°

C

0.081 

°

C

0.085 

°

C

0.093 

°

C

0.097 

°

C

0.105 

°

C

0.106 

°

C

1. 4-wire mode. Uncertainties listed do not include probe uncertainties.

Summary of Contents for 525A

Page 1: ... 525A Temperature Pressure Calibrator Users Manual 99 Washington Street Melrose MA 02176 Fax 781 665 0780 TestEquipmentDepot com ...

Page 2: ...t your nearest Fluke authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure wa...

Page 3: ...nel View 1 11 2 Using Output Mode 2 1 Using Output Mode 2 1 Simulating Temperature Using a Thermocouple 2 2 Simulating Temperature Using Resistance Temperature Detectors RTDs 2 3 Simulating Custom RTD Coefficients 2 4 Default RTD Coefficients 2 5 Entering Custom Standard Platinum Resistance Thermometer SPRT Coefficients 2 6 Output DC Voltage 2 7 Output Resistance 2 8 Output Current 2 9 3 Using Inp...

Page 4: ...Changing Between Remote and Local Operation 4 8 Local State 4 8 Local with Lockout State 4 8 Remote State 4 8 Remote with Lockout State 4 9 IEEE 488 Interface Overview 4 10 Using Commands 4 13 Types of Commands 4 14 Device Dependent Commands 4 14 Common Commands 4 14 Query Commands 4 14 Interface Messages IEEE 488 4 14 Compound Commands 4 17 Overlapped Commands 4 17 Sequential Commands 4 18 Comman...

Page 5: ... 5 4 Error Code Listing 5 4 Remote Command Listing 5 5 6 Maintaining the Calibrator 6 1 Maintenance 6 1 Cleaning the Calibrator 6 1 Replacing a Line Fuse 6 1 Changing Line Voltage 6 2 Performance Tests 6 4 Required Equipment List 6 4 Testing DC Voltage 6 5 Testing DC Current 6 6 Testing Thermocouple Output 6 7 CJC cold junction compensation Calibration 6 8 Testing Thermocouple Input 6 9 Testing Oh...

Page 6: ...tance Specifications Output 7 3 Resistance Specifications Input 7 3 Thermocouple Specification Output and Input 7 4 RTD and Thermistor Specification Output 7 6 RTD and Thermistor Specification Input 7 8 Pressure Measurement 7 10 ...

Page 7: ... 4 3 RS 232 Emulation of IEEE 488 Messages 4 10 4 4 IEEE 488 Remote Message Coding 4 11 4 5 IEEE 488 Interface Messages Received 4 16 4 6 IEEE 488 Interface Messages Sent 4 17 4 7 Commands for RS 232 Only 4 18 4 8 Units Accepted in Parameters and Used in Responses 4 19 4 9 Terminator Characters 4 20 4 10 Response Data Types 4 22 4 11 Status Register Summary 4 23 6 1 Replacement Fuses 6 2 6 2 Requi...

Page 8: ...525A Users Manual vi ...

Page 9: ...ng Temperature with a Thermocouple 3 3 3 3 Measuring Temperature Using RTDs 3 5 3 4 Measuring Temperature using an RTD Probe 3 6 4 1 Testing the RS 232 Port 4 2 4 2 Typical RS 232 Remote Control Connections 4 4 4 3 Typical IEEE 488 Remote Control Connections 4 6 4 4 Testing the IEEE 488 Port 4 7 4 5 Status Register Overview 4 24 4 6 Status Byte and SRE Bit Definitions 4 25 6 1 Accessing the Fuse 6...

Page 10: ...525A Users Manual viii Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 11: ...red to as the Calibrator is an instrument designed to meet the demands of your process tools calibration workload In addition to the functions in Table 1 1 the Calibrator has the following features and functions Two line backlit LCD display 5 way binding posts IEEE 488 2 serial interface optional ...

Page 12: ...41 525A CD ROM contains the 525A Users Manual and 525A Getting Started Guide Part No 1601552 Power Cord 120 V cord Part No 1618621 or 240 V cord Part No 769422 Thermocouple Shorting Jumper Part No 610747 Options and Accessories For more information about these accessories and their prices contact your Fluke representative 5520A 525A Leads kit Y525 Rack Mount kit Fluke 700 and 6100 series pressure ...

Page 13: ...alibrator if it appears damaged Look for cracks or missing plastic Pay particular attention to the insulation around the connectors Have the Calibrator serviced only by qualified service personnel Do not apply more than the rated voltage between the terminals as marked on the Calibrator or between any terminal and earth ground Always use the power cord and connector appropriate for the voltage and...

Page 14: ...ternating Current Earth ground DC Direct Current Resistance Pressure Conforms to European Union directives Chassis protective ground Canadian Standards Association NRTL Important Information Refer to the manual International ON OFF symbol Caution risk of electric shock ...

Page 15: ...X 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD CE SHIFT STBY OPR ENTER 4 3 2 5 6 1 ajr08f eps No Description A Terminals used to output DC Volts B Terminals used to output DC current C Terminals used to simulate RTDs and resistance D Terminal for thermocouple input and simulation The terminal accepts a miniature polarized thermocouple plug with fla...

Page 16: ...e 1 3 explains their use Other function keys are shown in Figure 1 3 and described in Table 1 4 SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD SHIFT ENTER STBY OPR CE 1 4 3 2 8 5 6 9 10 7 ajr09f wmf Figure 1 2 Pushbuttons ...

Page 17: ...t the pressure conversion units F I Selects the alternate function above the numeric keys G M O Increases or decreases the output level Also used to adjust LCD contrast and brightness and to select options on the Interface and Address menus H L N Selects a different digit to change I F CE Clear Entry clears a partially completed keypad entry from the display The display reverts to the last known g...

Page 18: ...ctivates the autorange feature of the Calibrator in Voltage source modes B SET 1 Used to program a setpoint step for any output mode Key in the desired output and press I 1 SETPOINT appears on the display Select a setpoint number from 1 to 9 The output you entered can now be recalled or used in the AUTOSET key described later in this manual Each TC type each RTD OHMS type mA and Volts each have 9 ...

Page 19: ...offset when in TC Measurement mode H C F 6 Toggles between Centigrade and Fahrenheit when you are using the TC or RTD functions I AUTOSET 3 AUTOSET runs through the setpoints you entered using the SET function Press I 3 AUTO SET POINT appears on the display Enter a number between 1 and 9 that corresponds to the number of setpoints being used DWELL TIME 5 500 appears on the display Dwell time is th...

Page 20: ... each message is also provided Table 1 5 Display Error Messages Message Explanation OVER RANGE May be displayed in all output modes if you enter a value from the front panel keypad that exceeds the output range of the function OVER LOAD May be displayed in V and mA output modes when the current is exceeded for volts and the resistance is exceeded for mA OL Displayed in Input modes when the measure...

Page 21: ...line fuse compartment Contains fuses and line voltage selector B The power switch turns the power on and off C A grounded three prong AC connector that accepts the line power cord D The Chassis Ground terminal is internally connected to the ground prong of the AC connector WWarning To avoid shock hazard connect the factory supplied three conductor power cord to a properly grounded power outlet Do ...

Page 22: ...525A Users Manual 1 12 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 23: ...e The OVER RANGE message displays if you enter an invalid output using the keypad If you enter an out of range value the Calibrator reverts to the last known good value You do not need to press J When adjusting an output using the M O keys the Calibrator will not display or let you enter an out of range value Note The figures is this chapter show how to connect to a Fluke 725 Multifunction Process...

Page 24: ...s I 7 for TC OUT mode 4 Press E to select the desired thermocouple type 5 Use the numeric keypad to enter the desired output value and press J You can also adjust the output value by pressing M O Press L N to select a different digit to modify INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 10...

Page 25: ...s E to select the desired RTD type 5 Use the numeric keypad to enter the desired output value and press J You can also adjust the output value by pressing M O Press L N to select a different digit to modify 6 Press A to activate output INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 1...

Page 26: ...ut changing the values 5 When the SET RECALL display appears press 1 to define a custom RTD coefficient 6 Enter the MIN TEMP and press J 7 Enter the MAX TEMP and press J 8 Enter the nominal resistance R0 and press J 9 Enter the temperature coefficients and press J Press I H to enter a positive or negative exponent for the coefficient To use a custom RTD 1 Press C to enter RTD mode 2 Press E until ...

Page 27: ...to 0 100 3 908X10 3 5 8019X10 7 5 8019X10 12 USR_DEF3 0 to 630 100 3 908X10 3 5 8019X10 7 USR_DEF4 260 to 0 100 3 908X10 3 5 8019X10 7 5 8019X10 12 USR_DEF5 0 to 630 100 3 908X10 3 5 8019X10 7 If other types of RTDs are required Table 2 2 shows the coefficients for types PT391 and PT392 The C coefficient is only used for temperatures below 0 degrees Celsius Table 2 2 Other Commonly Used RTDs RTD T...

Page 28: ...ustom SPRT 1 Press C to enter RTD mode 2 Press E until you get the RTD SPRT display and press J 3 Enter the MIN TEMP and press J 4 Enter the MAX TEMP and press J 5 Enter the nominal resistance R0 and press J 6 Enter the temperature coefficients and press J Press I H to enter a positive or negative exponent for the coefficient ...

Page 29: ...N to select a different digit to modify 4 Press A to activate output Note For safety purposes the Calibrator resets to standby when output is set to 30 V or greater V mA LOOP V mA TC RTD C F Hz 100 25 25 RECALL ZERO MEAS SOURCE STORE SETUP 0 MULTIFUNCTION CALIBRATOR 725 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK ...

Page 30: ...t current is excessive the Calibrator will beep display the message OVER LOAD and enter Standby mode You will need to check the input current and change it accordingly Resistance specifications are listed in Chapter 7 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MA...

Page 31: ...ferent digit to edit 4 Press A activate output Note If OVER LOAD appears on the display you may not have a completed circuit loop When the circuit is complete the message will disappear INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PR...

Page 32: ...525A Users Manual 2 10 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 33: ...uctions Measuring Resistance The Calibrator will only measure resistance using a 4 wire system The Input terminals supply a fixed DC current and the Sense terminals measure the voltage When you connect to a 4 wire calibrator connect the Input to the output terminals and the Sense to the sense terminals for proper measurement To measure resistance using a 4 wire to 2 wire connection 1 Connect the C...

Page 34: ...RTD SHIFT ENTER STBY OPR CE ajr04f eps Figure 3 1 Measuring Resistance Using a 4 Wire to 2 Wire Connection Measuring Temperature Using Thermocouples The Calibrator supports numerous standard thermocouples See Chapter 7 for supported thermocouple specifications You can use the I 5 key to toggle the cold junction reference location CJC between the internal and external cold junction reference locati...

Page 35: ...ress C to select TC mode 3 If necessary press I 8 to place the Calibrator in TC IN mode 4 Press E to select the desired TC type You can toggle between ºC and ºF temperature units by pressing I 6 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A 0 1 2...

Page 36: ...mperature of operation To perform a thermocouple zero calibration 1 Insert the supplied Thermocouple Shorting Jumper in the TC input output connector One pin is wider than the other 2 Allow time for the connection to become thermally stable 3 Press C to select TC mode 4 If necessary press I 8 to put the Calibrator in TC IN mode 5 Press E to select mV ºC 6 If the display does not read 0 000 mV pres...

Page 37: ...rator in RTD IN mode 4 Press E to select the desired RTD type You can toggle between ºC and ºF temperature units by pressing I 6 V mA LOOP V mA TC RTD C F Hz 100 25 25 RECALL ZERO MEAS SOURCE STORE SETUP 0 MULTIFUNCTION CALIBRATOR 725 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 10...

Page 38: ...desired RTD type You can toggle between ºC and ºF temperature units by pressing I 6 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD SHIFT ENTER STBY OPR CE ajr05f wmf Fi...

Page 39: ... SET RECALL display appears press 1 to define a custom RTD coefficient 6 Enter the MIN TEMP and press J 7 Enter the MAX TEMP and press J 8 Enter the nominal resistance R0 and press J 9 Enter the temperature coefficients and press J Press I H to enter a positive or negative exponent for the coefficient To use a custom RTD 1 Press C to enter RTD mode 2 Press E until you get the USR_DEF display 3 Pre...

Page 40: ...to 0 100 3 908X10 3 5 8019X10 7 5 8019X10 12 USR_DEF3 0 to 630 100 3 908X10 3 5 8019X10 7 USR_DEF4 260 to 0 100 3 908X10 3 5 8019X10 7 5 8019X10 12 USR_DEF5 0 to 630 100 3 908X10 3 5 8019X10 7 If other types of RTD are required the table below shows the coefficients for PT391 and PT392 Again C is only used for temperatures below 0 Celsius Table 3 2 Other Commonly Used RTDs RTD Type Coefficient A C...

Page 41: ... mode 2 If necessary press I 7 for RTD IN mode 3 Press E until you get the RTD IN SPRT display and press J 4 Enter the MIN TEMP and press J 5 Enter the MAX TEMP and press J 6 Enter the nominal resistance R0 and press J 7 Enter the temperature coefficients and press J Press I H to enter a positive or negative exponent for the coefficient ...

Page 42: ...dingly 3 If appropriate zero the pressure module as described in the module s instruction sheet Modules vary in zeroing procedures depending on the module type but all require you to press I 9 4 Pressurize the module with a pressure source to the desired level You can press E to change pressure display units to psi inH20 4ºC inH20 20ºC cmH20 4ºC cmH20 20º C bar mbar kPa inHg 0ºC mmHg 0ºC kg cm2 RA...

Page 43: ...EE 488 parallel port is usually used in larger control and calibration systems An IEEE 488 system has the ability to serve multiple Calibrators and multiple UUTs Also parallel system throughput is faster than serial system throughput The controller in an IEEE 488 system is typically a Windows compatible personal computer PC equipped with one or more IEEE 488 ports You can write your own computer p...

Page 44: ...engths are permitted if the load capacitance measured at a connection point including signal terminator does not exceed 2500 pF RS 232 Port Setup Procedure Serial parameters are fixed with the values shown below 9600 baud 8 data bits 1 stop bit no parity Xon Xoff EOL end of line character CR Carriage Return Testing the RS 232 Port Use the following procedure to test the Calibrator RS 232 Port conn...

Page 45: ...K 3 Select PC serial port which 525A is connected to from drop down list for Connect using and select OK 4 Select the following setting and then select OK Bits per second 9600 Data bits 8 Parity None Stop bits 1 Flow control Xon Xoff 5 Select File Properties Settings ASCII Setup 6 Select the following settings and then select OK Echo typed characters locally Append line feeds to incoming line ends...

Page 46: ...er System for a UUT without a remote port UUT Controller System for a UUT with an RS 232 port via PC COM Port COM Port COM Port RS 232 Port 525A Calibrator SERIAL FROM HOST Port 525A Calibrator ajr15f eps Figure 4 2 Typical RS 232 Remote Control Connections ...

Page 47: ...s also designed in compliance with supplemental standard IEEE 488 2 which describes additional IEEE 488 features Devices connected to the IEEE 488 bus are designated as talkers listeners talker listeners or controllers Under remote control of an instrument the Calibrator operates as a talker listener A PC equipped with an IEEE 488 interface controls the Calibrator Compatible software for IEEE 488 ...

Page 48: ...er System for a UUT without a remote port UUT 525A Calibrator Controller System for a UUT with an IEEE 488 remote port UUT 525A Calibrator Controller System for a UUT with an RS 232 remote port COM Port RS 232 Port ajr13f eps Figure 4 3 Typical IEEE 488 Remote Control Connections ...

Page 49: ... J until Remote Interface is displayed 4 Press the M or O key to select GPIB if not already selected 5 Press J until Address is displayed 6 Press the M or O key to select the desired address The factory default is 4 7 Press J to exit the Setup menu Testing the IEEE 488 Port xx UUT IEEE 488 Port IEEE 488 Port Controller IEEE 488 Cable 525A Calibrator ajr16f eps Figure 4 4 Testing the IEEE 488 Port ...

Page 50: ... and remote the Calibrator can be placed in a local lockout condition at any time by command of the controller Combined the local remote and lockout conditions yield four possible operating states described as follows Local State The Calibrator responds to local and remote commands This is normal front panel operation All remote commands are allowed to execute Local with Lockout State Local with l...

Page 51: ...e of the display changes to REM To return the Calibrator to the local with lockout state send the RS 232 LOCAL command or the IEEE 488 GTL Go To Local message Table 4 2 summarizes the possible Operating state transitions For more information on IEEE 488 GPIB messages see IEEE 488 Overview Table 4 2 Operating State Transitions From To Front Panel GPIB Message Serial Command Remote MLA REN True REMO...

Page 52: ...ver the IEEE 488 interface to place the Calibrator into remote but it is not because the IEEE Standards call for the remote function to be sent to the device as the uniline message REN This is also true for several other commands and functions as shown below with their equivalent RS 232 emulation A summary of IEEE 488 messages is shown in Table 4 3 Table 4 3 RS 232 Emulation of IEEE 488 Messages I...

Page 53: ... line is used by the controller to quickly get all the devices on the bus to stop talking and start listening The REN line is used to implement the remote local states IEEE 488 2 IEEE 488 2 is the software portion of the interface specifying data formats common commands message exchange protocol and the status register implementation Use the following to decode the columns in Table 4 4 Type M Mult...

Page 54: ...4 B3 B2 B1 1 MTA My Talk Address M AD 1 0 B5 B4 B3 B2 B1 1 MSA My Secondary Address M SE 1 1 B5 B4 B3 B2 B1 1 NUL Null Byte M DD 0 0 0 0 0 0 0 OSA Other Secondary Address M SE OSA SCG and MSA NOT OTA Other Talk Address M AD OTA TAG and MTA NOT PCG Primary Command Group M PCG ACG or UCG or LAG or TAG PPC Parallel Poll Configure M AC 0 0 0 0 1 0 1 1 PPE Parallel Poll Enable M SE 1 1 0 B4 B3 B2 B1 1 ...

Page 55: ... 1 1 1 1 1 Using Commands Communications between the controller and the Calibrator consists of commands queries and interface messages Although the commands are based on the 488 2 standard they can be used on either the IEEE 488 or RS 232 interface except for a few specialized RS 232 commands described in Commands for RS 232 Only For more information on command structures see the IEEE 488 2 standa...

Page 56: ... are available whether you are using the IEEE 488 or RS 232 interface for remote control An example of a common command is IDN instructing the Calibrator to return the instrument identification string Query Commands Query commands request information which is returned as the command executes or placed in a buffer until requested An example of a query which always ends with a question mark is RANGE...

Page 57: ...ges Table 4 5 lists the interface messages that the Calibrator accepts Table 4 5 also shows the BASIC statement to generate the interface message Table 4 6 lists the interface messages that the Calibrator sends The mnemonics listed in the tables are not sent in BASIC PRINT statements as commands are in this way they are different from device dependent and common commands Interface messages are han...

Page 58: ... Addresses a specific device on the bus as a listener The controller sends MLA automatically whenever it directs a device dependent or common command to a specific instrument MTA My Talk Address Addresses a specific device on the bus as a talker The controller sends MTA automatically whenever it directs a device dependent or common query to a specific instrument REN Remote Enable Transfer remote l...

Page 59: ... Checking 525A Status for details STB Status Byte The status byte is what the 525A sends when it responds to a serial poll interface message SPE Compound Commands A compound command is two or more commands in a single command line For example the following two commands could be entered individually OUT 1 V OPER where the Calibrator sources 1 V dc and then goes into operate or they could be combine...

Page 60: ...ented as a message as specified in the IEEE 488 standards For example the RS 232 interface uses the command REMOTE to place the Calibrator in the Remote mode Although the IEEE 488 interface could also send a command REMOTE as data it does not because this is one of the functions that must be implemented per IEEE 488 Standards The relationship between these IEEE 488 messages and the equivalent RS 2...

Page 61: ...olts 1 uA Current in units of microamperes 1 mA Current in units of milliamps 1 A Current in units of amps Ohm Resistance in units of ohms kOhm Resistance in units of kilohms 1 MOhm Resistance in units of megohms 1 cel Temperature in degrees Celsius far Temperature in degrees Fahrenheit psi Pressure in pound force per square inch mmHg Pressure in millimeters of mercury inHg Pressure in inches of m...

Page 62: ...n insert extra spaces or tabs between parameters as desired Extra spaces within a parameter are generally not allowed except for between a number and its associated multiplier or unit Chapter 5 contains examples for commands whose parameters or responses are not self explanatory Terminators Table 4 9 summarizes the terminator characters for both the IEEE 488 and RS 232 remote interfaces Table 4 9 ...

Page 63: ...I CR character ASCII LF character Incoming Character Processing The Calibrator processes all incoming data as follows except Binary Block Data as described under Parameter Syntax Rules 1 The most significant data bit DIO8 is ignored 2 All data is taken as 7 bit ASCII 3 Lower case or upper case characters are accepted 4 ASCII characters whose decimal equivalent is less than 32 Space are discarded e...

Page 64: ...urns 123 Floating Numbers that may have up to 15 significant figures plus an exponent that may range from E20 Example OUT Returns 1 429300E 00 Character Response Data CRD This type of response is always a keyword Example OUT 1V FUNC Returns DCV Indefinite ASCII IAD Any ASCII characters followed by EOM Queries with this type of response MUST be the last Query in a program message Example IDN Return...

Page 65: ...11 Status Register Summary Status Register Read Command Write Command Serial Poll Status Byte STB STB Service Request Enable Register SRE SRE SRE Event Status Register ESR ESR Event Status Enable Register ESE ESE ESE Each status register and queue has a summary bit in the Serial Poll Status Byte Enable registers are used to mask various bits in the status registers and generate summary bits in the...

Page 66: ...formation 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 Logical OR Event Status Register Read using ESR Event Status Enable Register Read using ESE Write using ESE P O N 0 C M E E X E D D E Q Y E 0 O P C 0 0 0 0 1 2 3 4 5 7 Logical OR Status Byte Register Service Request Enable Register ESB MAV Read using SRE Write using SRE Error Queue Read using ERR Read by Serial Poll Read using STB Service Request Generatio...

Page 67: ...ed and an error is available to be read from the error queue by using the ERR query RQS MSS ESB MAV EAV ajr18f eps Figure 4 6 Serial Poll Status Byte STB and Service Request Enable SRE Service Request SRQ Line IEEE 488 Service Request SRQ is an IEEE 488 1 bus control line that the Calibrator asserts to notify the controller that it requires some type of service Many instruments can be on the bus b...

Page 68: ...o 0 when the power is turned on and every time it is read Many of the remote commands require parameters Improper use of parameters causes command errors to occur When a command error occurs bit CME 5 in the Event Status Register ESR goes to 1 if enabled in ESE register and the error is logged in the error queue Event Status Enable ESE Register A mask register called the Event Status Enable regist...

Page 69: ...cute the last command This could be caused for example by a parameter being out of range The command ERR fetches the earliest error in the error queue which contains error codes for the first 15 errors that have occurred Device dependent error An error related to a device dependent command has occurred Query error The 525A was addressed to talk when no response data was available or appropriate or...

Page 70: ... error occurs its error code is placed in the error queue where it can be read by the ERR command See Chapter 5 for a list of error messages Reading the first error with the ERR command removes that error from the queue A response of 0 means the error queue is empty The error queue is cleared when you turn off the power and when you use the CLS Clear Status common command The error queue contains ...

Page 71: ...Calibrator holds off the IEEE 488 bus with the NRFD Not Ready For Data handshake line When the Calibrator has processed a data byte from the full input buffer it then completes the handshake allowing the controller to send another data byte The calibrator clears the input buffer on power up and on receiving the DCL Device Clear or SDC Selected Device Clear messages from the controller RS 232 Under...

Page 72: ...525A Users Manual 4 30 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 73: ...the ESR the error queue and the RQS bit in the status byte This command terminates pending operation complete commands OPC or OPC ESE Loads a byte into the Event Status Enable register ESE Returns the contents of the Event Status Enable register ESR Returns the contents of the Event Status register and clears the register IDN Identification query Returns the manufacturer model number and firmware ...

Page 74: ...be read by the ERR query WAI Prevents further remote commands from being executed until all previous remote commands have been executed External Connection Commands Command Description PRES_UNIT Sets the pressure display units PRES_UNIT Returns the pressure display units RTD_TYPE Sets the Resistance Temperature Detector RTD type RTD_TYPE Returns the Resistance Temperature Detector RTD type TC_REF ...

Page 75: ...nds Command Description PRES Queries the attached pressure module for its model and serial number PRES_MEAS Changes the operating mode to pressure measurement RTD_MEAS Changes the operating mode to RTD measurement TC_MEAS Changes the operating mode to thermocouple measurement VAL Returns the last resistance temperature or pressure measurement value ZERO_MEAS Zeros the pressure module ZERO_MEAS Ret...

Page 76: ...EXE Entry is above upper limit for the selected output range 106 EXE Entry is below lower limit for the selected output range 107 EXE Operate not allowed when 30 V and error is pending 108 CME A required command parameter was missing 109 CME An invalid TC_MEAS or RTD_MEAS unit parameter not CEL or FAR was received or an invalid PRES_UNIT parameter was received 110 CME An invalid RANGELCK parameter...

Page 77: ...e applicability IEEE 488 and RS 232 and command group Sequential and Overlapped IEEE 488 GPIB and RS 232 Applicability IEEE 488 RS 232 x x Each command and query has a check box indicating applicability to IEEE 488 general purpose interface bus or GPIB and RS 232 remote operations For sorting purposes this list ignores the character that precedes the common commands Sequential Commands Sequential ...

Page 78: ...nd Loads a byte into the Event Status Enable ESE register See Event Status Enable Register ESE in Chapter 4 Parameter value decimal equivalent of the ESE byte 0 to 255 Example ESE 140 Load decimal 140 binary 10001100 to enable bits 7 PON 3 DDE and 2 QYE ESE Sequential Overlapped IEEE 488 RS 232 x x x x Event Status Enable query Returns the contents of the Event Status Enable ESE register See Event...

Page 79: ...CI dc current function RTD_OUT source temperature with an RTD function RTD_IN read temperature with an RTD function TC_OUT source temperature with a thermocouple function TC_IN read temperature with a thermocouple function PRESSURE read pressure Example FUNC returns DCV Returns DCV when the Calibrator output function dc volts IDN Sequential Overlapped IEEE 488 RS 232 x x x x Identification query R...

Page 80: ...r into the lockout state when in remote control see the REMOTE command This means no local operation at the front panel is allowed during remote control To clear the lockout condition use the LOCAL command This command duplicates the IEEE 488 LLO Local Lockout message Parameter None Example LOCKOUT Set the instrument into the front panel lockout state The front panels controls cannot be used OPC S...

Page 81: ...standby This is the same as pressing the Calibrator front panel A key Parameter None Example OPER Connect the selected output to the Calibrator front panel terminals Also indicates OPR on the display OPER Sequential Overlapped IEEE 488 RS 232 x x x x Operate query Returns the operate standby setting Response 1 Operate 0 Standby Example OPER returns 1 Returns 1 when the Calibrator is in operate OPT...

Page 82: ...5 Ω OUT 100 CEL temperature 100 C OUT 32 FAR temperature 32 F Each example shows a value and unit e g 15 2 V If a value is entered without a unit the value of the existing output is changed when logically allowed OUT Sequential Overlapped IEEE 488 RS 232 x x x x Output query Returns the output amplitude of the Calibrator Multipliers e g K or M are not used in the response Response amplitude value ...

Page 83: ...e Measurement mode command Changes the operating mode to pressure measurement Example PRES_MEAS Changes the Operating mode to pressure measurement PRES_UNIT Overlapped IEEE 488 RS 232 Sequential x x x x Pressure Units command Sets the pressure display units Parameters PSI pounds per square inch INH2O4C inches of water at 4 degrees Celsius INH2O20C inches of water at 20 degrees Celsius CMH2O4C cent...

Page 84: ...INHG inches of mercury MMHG millimeters of mercury KG CM2 kilograms per square centimeter Example PRES_UNIT returns BAR RANGE Sequential Overlapped IEEE 488 RS 232 x x x x Range query Returns the present voltage output range Response range Examples V_0 1V dc volts 100 mV range V_1V dc volts 1V range V_10V dc volts 10 V range V_100V dc volts 100 V range Returns the symbolic name of the voltage outp...

Page 85: ...t panel keys are active See the LOCKOUT command To unlock the front panel use the LOCAL command or cycle the Calibrator power switch Parameter None Example REMOTE RST Overlapped IEEE 488 RS 232 Sequential x x x x Reset Instrument command Resets the Calibrator to the power up state RST holds off execution of subsequent commands until the reset operation is complete A reset action evokes the followi...

Page 86: ... the Calibrator retains the RTD type until power off or reset Parameters PT385_100 100 ohm RTD curve α 0 00385 ohms ohm C PT385_200 200 ohm RTD curve α 0 00385 ohms ohm C PT385_500 500 ohm RTD curve α 0 00385 ohms ohm C PT385_1000 1000 ohm RTD curve α 0 00385 ohms ohm C PT392_100 100 ohm RTD curve α 0 003926 ohms ohm C PTJIS_100 100 ohm RTD curve α 0 003916 ohms ohm C CU10 10 ohm RTD empirical cur...

Page 87: ...hm RTD empirical curve NI120 120 ohm RTD empirical curve YSI_400 YSI thermistor curve OHMS_HIGH 4000 ohms range OHMS_LOW 400 ohms range SPRT_25 25 ohm standard PRT with user defined error coefficients USR_DEF x RTD with user defined coefficients x from 1 to 5 Example RTD_TYPE returns PTJIS_100 Returns PTJIS_100 when a 100 ohm RTD with curve α 0 3926 ohm C is set as the RTD type SRE Sequential Over...

Page 88: ...l equivalent of the STB byte 0 to 255 Example STB returns 96 Returns 96 if bits 5 ESR and 6 MSS are set STBY Overlapped IEEE 488 RS 232 Sequential x x x x Standby command Deactivates the Calibrator output if it is in operate This is the same as pressing the Calibrator front panel A key Parameter None Example STBY Disconnect the selected output from the Calibrator front panel terminals TC_MEAS Sequ...

Page 89: ...he Calibrator retains the TC reference setting until power off or reset Parameters INT EXT Example TC_REF EXT Set the thermocouple reference to external TC_REF Sequential Overlapped IEEE 488 RS 232 x x x x Thermocouple Reference query Returns the source of the temperature being used as a reference for thermocouple simulation and measurement The choices are Internal reference INT or External refere...

Page 90: ...e thermocouple type is changed while simulating a temperature output the temperature is changed to 0 C The Calibrator retains the TC type until power off or reset Parameters B B type thermocouple C C type thermocouple E E type thermocouple J J type thermocouple K K type thermocouple L L type thermocouple N N type thermocouple R R type thermocouple S S type thermocouple T T type thermocouple Z 1 mV...

Page 91: ...couple L L type thermocouple N N type thermocouple R R type thermocouple S S type thermocouple T T type thermocouple Z 1 mV C linear output Example TC_TYPE returns K Returns K when the thermocouple type for simulating a temperature output is a K type thermocouple TSENS_TYPE Overlapped IEEE 488 RS 232 Sequential x x x x Temperature Sensor Type command Sets the temperature sensor type to thermocoupl...

Page 92: ...ode or are logged into the fault queue where they can be read by the ERR query Computer mode Responses 0 pass self test 1 fail self test Example TST returns 1 Returns 1 when self test fails VAL Sequential Overlapped IEEE 488 RS 232 x x x x Measurement Value command Returns the last value of the resistance temperature or pressure measurement The second parameter returned is either the units of the ...

Page 93: ... overlapped command preventing the Calibrator from processing other commands until the overlapped command is processed Example WAI Process all existing commands before continuing ZERO_MEAS Sequential Overlapped IEEE 488 RS 232 x x x x Zero Measure command Zeros the pressure module and the TC mV offset See Chapter 3 for the TC mV zero calibration procedure Parameters value in current pressure units...

Page 94: ...525A Users Manual 5 22 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 95: ...th dampened with water or mild soap and water Replacing a Line Fuse W Warning To avoid electrical shock hazard disconnect line power before opening the case or line voltage selector The line power fuses and line voltage selector switch are located in a compartment above the power switch on the right rear of the Calibrator The fuse rating label on the rear panel shows the correct replacement fuse f...

Page 96: ...250 V fast 240 V 198 V to 264 V Changing Line Voltage The Calibrator arrives from the factory configured for the line voltage appropriate for the country of purchase or as specified when it is ordered To verify the line voltage setting check the line voltage indicator on the power line fuse compartment cover Note Confirm that the line voltage selection is set for 120 V for line voltages between 90...

Page 97: ...lected line voltage See Table 6 1 and reinstall the fuse compartment by pushing it in until the tab locks in place 0V SB 120V 120 Changing line voltage Changing line fuse Line voltage indicator Line fuse compartment Rotate to change line voltage indicator 240V ajr12f eps Figure 6 1 Accessing the Fuse ...

Page 98: ... w option 20 ohms converter DC volts resistance Resistance standard Fluke 742A 1 DC Current Resistance standard Fluke 742A 1K Resistance Resistance standard Fluke 742A 10K Resistance Multifunction calibrator Fluke 5520A Resistance Pressure module Any Fluke 700 series module Pressure Lead set 5520A 525A Leads kit Provide test cables Precision thermometer ASTM56C Measure temperature ...

Page 99: ...l Value V Measured Value Deviation 90 Day Spec V One Year Spec V 100 mV 0 0 000003 0 000003 0 025 3 63E 06 3 75E 06 0 075 4 88E 06 5 25E 06 0 1 5 5E 06 0 000006 1 0 V 0 0 00002 0 00002 0 25 2 63E 05 2 75E 05 0 75 3 88E 05 4 25E 05 1 0 000045 0 00005 10 0 V 0 0 0002 0 0002 2 5 0 000263 0 000275 7 5 0 000388 0 000425 10 0 00045 0 0005 100 0 V 0 0 002 0 002 25 0 002625 0 00275 75 0 003875 0 00425 100...

Page 100: ...TS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD SHIFT ENTER STBY OPR CE ajr25f eps Figure 6 2 Measuring DC Current Table 6 3 Measuring DC Current 100 mA output A Volt Curent I E R 742A 1 S...

Page 101: ...tor to the front of the 525A TC input output connector and the other end to the Wavetek 1281 DC voltage input See Figure 6 3 for a connection diagram Output the simulated thermocouple temperatures listed in Table 6 4 525A 1281 INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX ...

Page 102: ...or are within the thermocouple specifications listed in Chapter 7 525 A Dewar Flask and Cap Mineral Oil Lag Bath J type Thermocouple Mercury Thermometer INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7...

Page 103: ...tor to the front of the 525A TC input output connector and the other end to the 5520A DC voltage output See Figure 6 5 Output the simulated thermocouple temperatures listed in Table 6 4 525A 5520A Normal Output 4W Ohms Function INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX...

Page 104: ...hm range or an overload will occur 525A 1281 Ohms 4 wire Function INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD SHIFT ENTER STBY OPR CE ajr23f eps Figure 6 6 Connectio...

Page 105: ...Maintaining the Calibrator Performance Tests 6 6 11 Table 6 5 Ohms Output Ranges Range Ω Output Ω 1 Year Ω 400 5 0 03 100 200 0 03 300 0 03 400 0 03 4000 5 0 3 1000 2000 0 3 3000 0 3 4000 0 3 ...

Page 106: ...ndard To find the true value of the 5520A output the ratio input function of the Wavetek 1281 will be used The ratio function of the 1281 is located on the rear panel and is designated as Channel A and Channel B Connect Channel A to the 742A and connect the 5520A to Channel B both using four wire measure See Figure 6 7 for a connection diagram 1281 5520 A Rear inputs 742 Hi I I Lo Hi I I Lo Chan A...

Page 107: ...s Manual Use Table 6 8 to note the ratio indication on the 1281 Ignore the 0 ohm value Use the formula 742A actual value ratio indication 100 actual 5520A value and enter that ohm value into the 5520A actual value column Table 6 6 Ohms Ratio Table Range Ω 742A Value Ω Ratio 5520A Actual Value Ω 525A Reading Spec 400 0 0 002 100 0 006 200 0 01 300 0 014 400 0 018 4000 0 0 02 1000 0 06 2000 0 1 3000...

Page 108: ...A INPUT OUTPUT HI VOLTS mA RTD HI LO HI LO LO TC SENSE INPUT OUTPUT 4W RTD SET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC SETUP 20V PK MAX 100V MAX 100mA MAX 20V PK MAX 20V PK MAX 525A TEMPERATURE PRESSURE CALIBRATOR 0 1 2 3 4 5 6 7 8 9 VOLTS mA TYPE UNITS TC RTD SHIFT ENTER STBY OPR CE ajr27f eps Figure 6 8 Connection for Measuring Ohms Testing Pressure Modules The Fluke 700 seri...

Page 109: ...original shipping container if it is available Send the equipment postage paid and insured to the nearest Service Center Fluke assumes no responsibility for damage in transit The Fluke 525A Calibrator covered by the warranty will be promptly repaired or replaced at Fluke s option and returned to you at no charge For more information about warranty terms refer to the Warranty provided earlier in th...

Page 110: ...arts Replacement parts are shown in Figure 6 9 Table 6 9 provides a description and part number of each replacement part 9 3 4 5 13 14 17 26 25 16 1 10 6 11 8 18 15 2 7 20 24 23 22 12 19 21 ajr20f eps Figure 6 9 Exploded View of the 525A ...

Page 111: ...nstrument Top 1601590 10 Handle 886341 11 Bottom Foot Molded 868786 12 Programming Connector Door 1607078 13 Red Binding Post 886382 14 Black Binding Post 886379 15 Low Thermal Washer 8 859939 16 Low Thermal Nut 8 32 850334 17 Lemo Connector 942714 18 Keypad 1601565 19 6 32 x 25 screws for keypad 152140 20 Main PCB assembly 1618591 21 6 32 x 5 screws for main PCB 320051 22 LCD 1617941 23 Display P...

Page 112: ... Modules Fluke Model Number Range Type and Media Fluke 700P00 0 to 1 inH20 differential dry Fluke 700P01 0 to 10 inH20 differential dry Fluke 700P02 0 to 1 psi differential dry Fluke 700P22 0 to 1 psi differential wet Fluke 700P03 0 to 5 psi differential dry Fluke 700P23 0 to 5 psi differential wet Fluke 700P04 0 to 15 psi differential dry Fluke 700P24 0 to 15 psi differential wet Fluke 700P05 0 t...

Page 113: ...e 700PD3 5 psi dual range dry Fluke 700PD4 15 psi dual range dry Fluke 700PD5 15 30 psi dual range wet Fluke 700PD6 15 100 psi dual range wet Fluke 700PD7 15 200 psi dual range wet Table 6 9 Fluke 6100 Series Pressure Modules Fluke Model Number Range Type and Media Fluke 6100P04 0 to 15 psi differential dry Fluke 6100P05 0 to 30 psi gage wet Fluke 6100P06 0 to 100 psi gage wet Fluke 6100P07 0 to 5...

Page 114: ...525A Users Manual 6 20 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com ...

Page 115: ...side tcal 5 C is 10 of the 90 day specification or 1 year if applicable per C Relative humidity Operating 80 to 30 C 70 to 40 C 40 to 50 C Storage 95 noncondensing Altitude Operating 3 050 m 10 000 ft maximum Nonoperating 12 200 m 40 000 ft maximum Safety EN 61010 Second ANSI ISA S82 01 1994 CAN CSA C22 2 No 1010 1 92 NRTL Analog low isolation 20 V Line power Line Voltage selectable 100 V 120 V or...

Page 116: ... 20 10 µV 10 mA 0 to 10 0000 V 25 200 30 200 4 200 100 µV 10 mA 0 to 100 000 V 25 2 mV 30 2 mV 5 1 mV 1 mV 1 mA TC Output 10 to 75 000 mV 25 3 µV 30 3 µV 5 2 µV 1 µV 10 Ω 1 All outputs are positive only 2 Remote sensing is not provided Output resistance is 1Ω Noise Ranges Bandwidth 0 1 to 10 Hz ppm of output µV p p Bandwidth10 Hz to 10 kHz µV rms 0 to 100 000 mV 1 µV 6 µV 0 to 1 00000 V 10 µV 60 µ...

Page 117: ... Absolute Uncertainty tcal 5 C Ω Ranges1 90 days 1 year Resolution Allowable Current1 5 to 400 00 Ω 0 025 0 03 0 01 Ω 1 to 10 mA 5 to 4 0000 kΩ 0 25 0 3 0 1 Ω 250 µA to 1 mA 1 Continuously variable from 0 to 4 kΩ 2 For currents lower than shown the floor adder increases by Floor new Floor old x Imin Iactual For example a 500 µA stimulus measuring 100Ω has a floor uncertainty of 0 025Ω x 1 mA 500 µ...

Page 118: ...50 C 650 C 100 C 25 C 350 C 650 C 1000 C 0 38 C 0 16 C 0 14 C 0 14 C 0 16 C 0 50 C 0 18 C 0 15 C 0 16 C 0 21 C J 210 C 100 C 30 C 150 C 760 C 100 C 30 C 150 C 760 C 1200 C 0 20 C 0 18 C 0 14 C 0 14 C 0 18 C 0 27 C 0 20 C 0 16 C 0 17 C 0 23 C K 200 C 100 C 25 C 120 C 1000 C 100 C 25 C 120 C 1000 C 1372 C 0 25 C 0 19 C 0 14 C 0 19 C 0 30 C 0 33 C 0 22 C 0 16 C 0 26 C 0 40 C L 200 C 100 C 800 C 100 C...

Page 119: ...50 C 400 C 1000 C 250 C 400 C 1000 C 1750 C 0 58 C 0 34 C 0 31 C 0 30 C 0 58 C 0 35 C 0 33 C 0 40 C S 0 C 250 C 1000 C 1400 C 250 C 1000 C 1400 C 1750 C 0 56 C 0 36 C 0 30 C 0 35 C 0 56 C 0 36 C 0 37 C 0 46 C T 250 C 150 C 0 C 120 C 150 C 0 C 120 C 400 C 0 51 C 0 18 C 0 13 C 0 12 C 0 63 C 0 24 C 0 16 C 0 14 C U 200 C 0 C 0 C 600 C 0 56 C 0 27 C 0 56 C 0 27 C mV 10 to 75 000 mV 1 Does not include t...

Page 120: ... 09 C Pt 3916 100 Ω 200 C 190 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 190 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 630 C 0 06 C 0 06 C 0 06 C 0 06 C 0 07 C 0 07 C 0 07 C 0 08 C 0 08 C 0 07 C 0 08 C 0 08 C 0 08 C 0 08 C 0 08 C 0 09 C 0 09 C 0 09 C Pt 385 200 Ω 200 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 630 C 0 31 C 0 32 C 0 33 C 0 33 C 0 36 C 0 36 C 0 42 C ...

Page 121: ... C 0 C 100 C 260 C 300 C 400 C 600 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 630 C 0 06 C 0 06 C 0 07 C 0 07 C 0 07 C 0 07 C 0 08 C 0 08 C 0 07 C 0 08 C 0 08 C 0 08 C 0 09 C 0 09 C 0 09 C 0 09 C PtNi 385 120 Ω Ni 120 80 C 0 C 100 C 0 C 100 C 260 C 0 04 C 0 04 C 0 03 C 0 05 C 0 04 C 0 03 C Cu 427 10 Ω2 100 C 260 C 0 63 C 0 75 C YSI 400 15 C 50 C 0 005 C 0 007 C 1 2 wire output 2 Based on MINCO Appli...

Page 122: ...C 0 018 C 0 026 C 0 031 C 0 041 C 0 031 C 0 015 C 0 019 C 0 029 C 0 034 C 0 046 C Pt 3916 100 Ω 200 C 190 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 190 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 630 C 0 026 C 0 011 C 0 014 C 0 018 C 0 025 C 0 026 C 0 031 C 0 040 C 0 042 C 0 028 C 0 012 C 0 015 C 0 019 C 0 028 C 0 029 C 0 034 C 0 045 C 0 047 C Pt 385 200 Ω 200 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C ...

Page 123: ...35 C 0 041 C 0 052 C 0 076 C Pt 385 1000 Ω 200 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 80 C 0 C 100 C 260 C 300 C 400 C 600 C 630 C 0 031 C 0 034 C 0 039 C 0 025 C 0 027 C 0 030 C 0 041 C 0 042 C 0 032 C 0 035 C 0 040 C 0 028 C 0 030 C 0 034 C 0 045 C 0 047 C PtNi 385 120 Ω Ni120 80 C 0 C 100 C 0 C 100 C 260 C 0 209 C 0 210 C 0 211 C 0 210 C 0 211 C 0 212 C Cu 427 10 Ω2 100 C 260 C 0 300 C 0 069 ...

Page 124: ... Determined by pressure module PSI pounds per square inch inH2O4ºC inches of water at 4 degrees Celsius inH2O20C inches of water at 20 degrees Celsius cmH2O4ºC centimeters of water at 4 degrees Celsius cmH2O20C centimeters of water at 20 degrees Celsius BAR bars mBAR millibars KPAL kilopascals inHG 0ºC inches of mercury at 0 degrees Celsius mmHG 0ºC millimeters of mercury at 0 degrees Celsius Kg c...

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