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Precision Process Calibrator 

 

Product Description 

13 

Figure 7 shows the primary thermocouple and RTD display. 

1

2

3

6

5

4

 

gwp007.eps 

Item Description 

 Output 

mode 

selection: 

RTD, 

TC, 

or 

rem 

for 

remote 

operation 

 Input 

or 

output 

selection 

 RTD 

or 

thermocouple 

type 

selection 

 

Output condition for RTD outputs: 

Stby

  Standby, 

terminals 

inactive 

Opr

   

Operating, terminals are active with output per the shown value 

   Blank 

for 

RTD 

inputs 

Cold junction selection for thermocouple inputs and outputs: 

XCJC

 External 

cold 

junction 

compensation. 

The 

Product 

automatic 

cold 

junction compensation  is turned off, for example, 0 mV is always 
0 °C. 

Blank Internal 

cold 

junction 

compensation. The Product automatically 

measures the ambient temperature at the thermocouple  terminals 
and adjusts the measurement, for example, 0 mV is ambient 
temperature. 

 Input 

or 

output 

value 

 Units 

Figure 7. Primary Thermocouple and RTD Display 

 

Содержание 7526A

Страница 1: ...2012 Fluke Corporation All rights reserved Printed in USA Specifications are subject to change without notice All product names are trademarks of their respective companies 7526A Precision Process Calibrator Getting Started ...

Страница 2: ... 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 was caus...

Страница 3: ...1 Display Layouts 12 Error Messages 15 Getting Started 15 Specifications 16 General Specifications 16 DC Voltage Specifications Output 17 DC Voltage Specifications Isolated Input 17 DC Current Specifications Output 17 DC Current Specifications Isolated Input 17 Resistance Specifications Output 18 Resistance Specifications Input 18 Thermocouple Specification Output and Input 19 RTD and Thermistor S...

Страница 4: ...7526A Getting Started ii ...

Страница 5: ...iii List of Tables Table Title Page 1 Symbols 3 2 Error Messages 15 3 Line Voltage Settings 15 ...

Страница 6: ...7526A Getting Started iv ...

Страница 7: ...s 6 3 Primary Input Output Display and Controls 7 4 Isolated Input Display Controls and Terminals 10 5 Rear Panel 11 6 Primary Voltage and Current Display 12 7 Primary Thermocouple and RTD Display 13 8 Primary and Isolated Pressure Display 14 9 Isolated Voltage and Current Display 14 ...

Страница 8: ...7526A Getting Started vi ...

Страница 9: ...TD curves Remotely interface with the Product For complete use instructions see the Users Manual found on the product CD ROM Contact Fluke Calibration To contact Fluke Calibration call one of the subsequent telephone numbers Technical Support USA 1 877 355 3225 Calibration Repair USA 1 877 355 3225 Canada 1 800 36 FLUKE 1 800 363 5853 Europe 31 40 2675 200 Japan 81 3 6714 3114 Singapore 65 6799 55...

Страница 10: ...ed for the voltage and plug configuration in your country and rated for the Product Replace the mains power cord if the insulation is damaged or if the insulation shows signs of wear Make sure the ground conductor in the mains power cord is connected to a protective earth ground Disruption of the protective earth could put voltage on the chassis that could cause death Do not put the Product where ...

Страница 11: ...rdous voltage Risk of electric shock Fuse AC Alternating Current Protective Earth Ground Earth ground Conforms to European Union directives AC Alternating Current and DC Direct Current DC Direct Current This product has been tested to the requirements of CAN CSA C22 2 No 61010 1 third edition Pressure Unpack the Product When you receive the Product examine the container and equipment for signs of ...

Страница 12: ...rmocouple Shorting Jumper NIST Traceable Calibration Report USB to Serial Adapter Cable Options and Accessories For more information about these accessories and their prices contact your Fluke representative 5520A 525A Leads kit Y7526A Rack Mount kit Fluke 700 and 525A P series pressure modules MET CAL with 7526A Function Select Code FSC MET CAL 7526A calibration procedure ...

Страница 13: ...ET RECALL LOCAL EXP AUTOSET INPUT OUTPUT ZERO RNG LOCK C F CJC DISPLAY 100 V PK MAX HI LO PRECISION PROCESS CALIBRATOR 7526A Press and Hold for SwitchTest SwitchTest Reset 7 8 9 VOLTS STBY LOOP HART PWR OPR TYPE UNITS CE ENTER SHIFT TC RTD mA 4 5 6 1 2 0 3 VOLTS mA 2 3 1 gwp001 eps Item Description Primary input output terminals See the Primary Input Output Terminals section Primary input output d...

Страница 14: ... terminals accept a miniature polarized thermocouple plug with flat in line blades distanced 7 9 mm 0 312 in center to center 4W RTD Ω INPUT 1 3 Four wire RTD and ohms input terminals Pressure module input connector 1 These terminal binding posts are made of a special copper alloy to decrease thermal EMFs Discreet wires or standard banana plugs can be used The HI LO pairs are distanced for standar...

Страница 15: ... Secondary Function Keys Output value data entry keys Secondary function selection per the text printed above the numeric key Push and then the numeric key to select the function OUTPUT Change RTD Ohms or Thermocouple to output mode INPUT Change RTD Ohms or Thermocouple to input mode ZERO Zero the input for Pressure Thermocouple millivolts or RTD ohms SETUP Adjust the LCD Contrast LCD Backlight an...

Страница 16: ... Select Auto range or Range Lock for voltage output LOCAL Push to regain local control of the Product after the remote command REMOTE is received In this case all keys but this one are ignored When the remote command LOCKOUT is received all keys are ignored This includes this key The remote command LOCAL must be received to regain local control EXP Push during entry of a RTD custom curve coefficie...

Страница 17: ...reverts the Product output or parameter to its last known value Prepares for selection of a secondary function with the numeric keypad The secondary function is shown above each numeric key The display changes to SHIFT ENABLED until a numeric key is pushed To cancel the selection push again Cursor Controls Push M or to put the cursor below the digit in an output value that is to be increased or de...

Страница 18: ...0 mA 10 V and 100 V ranges If held for 3 seconds it will change the Product into or out of switchtest mode In switchtest recall mode it will move through the stored switch test data L When you use 24 mA mode to verify a two wire loop powered transmitter disconnect it from its wires and push L This turns on an internal 24 V power supply in series with the current measurement circuit Push the key ag...

Страница 19: ...d dual banana plugs 2 Warning To prevent possible electrical shock fire or personal injury Do not exceed a maximum of 100 V peak to chassis ground Figure 4 Isolated Input Display Controls and Terminals cont Rear Panel Figure 5 shows the rear panel layout I o 3 4 7 6 2 1 5 gwp05 eps Item Description RS 232 9 pin connector for remote control of the Product with a computer serial interface GPIB IEEE ...

Страница 20: ...tion Operation mode AUTO Auto range LOCK Range lock rem Remote operation SP Automatic stepping of preset setpoints Current range and output mode Output condition Stby Standby terminals inactive Operating terminals are active with output that refers to the shown value Output value Units Figure 6 Primary Voltage and Current Display ...

Страница 21: ...ng terminals are active with output per the shown value Blank for RTD inputs Cold junction selection for thermocouple inputs and outputs XCJC External cold junction compensation The Product automatic cold junction compensation is turned off for example 0 mV is always 0 C Blank Internal cold junction compensation The Product automatically measures the ambient temperature at the thermocouple termina...

Страница 22: ... and Isolated Pressure Display Figure 9 shows the isolated voltage and current display 1 3 2 gwp008 eps Item Description Selected range and input mode 10V RANGE or 100V RANGE for dc voltage 50mA RANGE for basic dc current 24mA LPWR for loop powered two wire transmitter 24mA LPWR HART for loop powered two wire transmitter with 250 resistor in circuit Input value Units Figure 9 Isolated Voltage and ...

Страница 23: ...t can be set up for operation Follow the subsequent steps to set up the Product 1 Before you connect the power cord to the rear connector make sure that the line voltage selector is in the correct position for your location The Product is shipped from the factory with the line voltage set for the country of purchase To make sure the line voltage is correctly set examine the indicator on the power ...

Страница 24: ...alibration tcal 18 C to 28 C Storage 20 C to 70 C Electromagnetic Compatibility CE Conforms to EN61326 operation in controlled EM environments Temperature Coefficient Temperature coefficient for temperatures outside 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 Altitude Operating 3 000 m 9 800 ft maximum Non op...

Страница 25: ...100 000 mV 1 μV 6 μV 0 V to 1 00000 V 10 μV 60 μV 0 V to 10 0000 V 100 μV 600 μV 0 V to 100 000 V 10 ppm 1 mV 20 mV DC Voltage Specifications Isolated Input Ranges Absolute Uncertainty tcal 5 C ppm of reading mV Resolution 0 V to 10 0000 V 50 0 2 100 μV 0 V to 100 000 V 50 2 0 1 mV DC Current Specifications Output Ranges 1 Absolute Uncertainty tcal 5 C ppm of output µA Resolution Maximum Complianc...

Страница 26: ...For currents lower than shown the specification becomes New Spec Stated Spec x Imin Iactual For example a 500 μA stimulus that measures 100 Ω has a specification of 0 015 Ω x 1 mA 500 μA 0 03 Ω Resistance Specifications Input Ranges Absolute Uncertainty tcal 5 C ppm of reading Ω Resolution Stimulus Current 90 Days 1 Year 0 Ω to 400 000 Ω 20 ppm 0 0035 Ω 20 ppm 0 004 Ω 0 001 Ω 1 mA 0 kΩ to 4 00000 ...

Страница 27: ... C 0 09 C 0 10 C K 250 C 200 C 100 C 500 C 800 C 200 C 100 C 500 C 800 C 1372 C 0 45 C 0 15 C 0 08 C 0 09 C 0 11 C 0 46 C 0 16 C 0 10 C 0 10 C 0 13 C L 200 C 100 C 100 C 900 C 0 08 C 0 07 C 0 10 C 0 09 C N 250 C 200 C 100 C 0 C 100 C 800 C 200 C 100 C 0 C 100 C 800 C 1300 C 0 72 C 0 22 C 0 11 C 0 09 C 0 08 C 0 10 C 0 73 C 0 23 C 0 12 C 0 11 C 0 10 C 0 12 C R 50 C 25 C 0 C 100 C 400 C 600 C 1000 C ...

Страница 28: ... C 0 28 C 0 40 C 1 Does not include thermocouple wire error Type B E J K N R S and T are based on ITS 90 Type L and U are based on DIN 43710 1985 Type C is based on ASTM standard E 988 96 Type XK and BP are based on GOST R 8 585 2001 RTD and Thermistor Specification Output RTD Types Range C Absolute Uncertainty tcal 5 C C 1 Minimum 1 Year 90 Days 1 Year Pt 385 100 Ω 200 C 800 C 0 04 C 0 05 C Pt 39...

Страница 29: ...6 C 0 021 C 0 024 C 0 030 C 0 031 C 0 010 C 0 013 C 0 015 C 0 017 C 0 022 C 0 026 C 0 031 C 0 033 C Pt 385 200 Ω 200 C 80 C 0 C 100 C 260 C 300 C 400 C 80 C 80 C 0 C 100 C 260 C 300 C 400 C 630 C 0 047 C 0 050 C 0 053 C 0 054 C 0 062 C 0 064 C 0 079 C 0 031 C 0 053 C 0 056 C 0 060 C 0 060 C 0 069 C 0 071 C 0 088 C Pt 385 500 Ω 200 C 0 C 100 C 300 C 400 C 0 C 100 C 300 C 400 C 630 C 0 023 C 0 026 C...

Страница 30: ... water at 4 degrees Celsius in H2O 20 C inches of water at 20 degrees Celsius in H2O 60 C inches of water at 60 degrees Fahrenheit cm H2O 4 C centimeters of water at 4 degrees Celsius cm H2O 20 C centimeters of water at 20 degrees Celsius mm H2O 4 C millimeters of water at 4 degrees Celsius mm H2O 20 C millimeters of water at 20 degrees Celsius BAR bars mBAR millibars kPa kilopascals MPa megapasca...

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