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Fluke 718Ex 30G User Manual

Pressure calibrator
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718Ex 30G/100G/300G
Pressure Calibrator
Users Manual
May 2004 Rev. 2, 5/09
© 2004-2009 Fluke Corporation. All rights reserved. Specifications are subject to change without notice.
All product names are trademarks of their respective companies.

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  • Page 1 ® 718Ex 30G/100G/300G Pressure Calibrator Users Manual May 2004 Rev. 2, 5/09 © 2004-2009 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
  • Page 2 (one year for pump assembly) and begins on the date of shipment. Parts, product repairs, and services are warranted for 90 days. This warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does not apply to fuses, dis- posable batteries, or to any product which, in Fluke's opinion, has been misused, altered, neglected, contaminated, or damaged by accident or abnormal conditions of operation or handling.

  • Page 3: Table Of Contents

    Zeroing with Absolute Pressure Modules ............... 11 Calibrating a P/I Transmitter................... 13 Using the Internal Pump .................... 13 Using an External Pump .................... 17 External Fluke Pressure Module Compatibility ............... 19 Cleaning the Pump Valve Assembly................20 Switch Test........................20 Maintenance........................21 In Case of Difficulty....................
  • Page 4 718Ex 30G/100G/300G Users Manual Calibration ......................... 22 Replacing the Battery....................22 Approved Batteries....................23 Parts and Accessories ....................24 Specifications......................... 25 Pressure Sensor Input ....................25 Pressure Sensor Range and Resolution ..............25 Pressure Module Input ....................26 DC mA Input ......................26 General Specifications ....................
  • Page 5 List of Tables Table Title Page International Electrical Symbols ..............3 Pushbutton Functions .................. 10 Pump Features .................... 12 Recommended Pressure Modules .............. 17 Fluke Pressure Module Compatibility ............19 Replacement Parts and Accessories............24...
  • Page 6 718Ex 30G/100G/300G Users Manual...
  • Page 7 List of Figures Figure Title Page Connection Technique................. 7 Front Panel Features ................... 9 Pump Features .................... 12 Internal Pressure Sensor with Internal Pump ..........15 Pressure Module with Internal Pump............16 Pressure Module with External Pump............18 Battery Replacement ................... 22...
  • Page 8 718Ex 30G/100G/300G Users Manual...

  • Page 9: Introduction

    , inHg, Calibrator. and mmHg. Full-scale pressure sensor input is as follows: The Fluke Model 718Ex 30G, 718Ex 100G, and 718Ex Model 718Ex 30G: 30 psi (206.85 kPa, 2.0685 bar). 300G Pressure Calibrators (hereafter called Calibrator) OL appears at 33 psi.

  • Page 10: How To Contact Fluke

    O, mbar, and mmHg units, and 3000 psi How to Contact Fluke in inH O units. Pressures of at least 15 psi must be To contact Fluke, call one of the following telephone measured for meaningful readings in bar and kg/cm numbers: units.

  • Page 11: International Electrical Symbols

    Risk of Danger. Important information. Refer to manual. Double insulated Conforms to relevant Canadian and US Standards. Conforms to relevant European Union directives. Pressure Do not dispose of this product as unsorted municipal waste. Go to Fluke’s website for recycling information. Conforms to relevant Australian standards.
  • Page 12 XW Warning To avoid electric shock, injury, or damage to the Calibrator: Use the Calibrator only as described in this User Manual and the Fluke 718Ex CCD (Concept Control Drawing) or the protection provided by the Calibrator may be impaired.
  • Page 13 Pressure Calibrator Safety Information Remove test leads from the Calibrator before opening the battery door. This equipment is specified for use in measurement category I (CAT I) pollution degree 2 environments and should not be used in CAT II, CAT III, or CAT IV environments. Voltage transients should not exceed 300 volts for the CAT I applications where this product is used.
  • Page 14 718Ex 30G/100G/300G Users Manual Model 718Ex 30G: 30.000 psi, 206.85 kPa, or 2.0685 bar. OL appears at 33 psi. Model 718Ex 100G: 100.00 psi, 689.5 kPa, or 6.895 bar. OL appears at 120 psi. Model 718EX 300G: 300.00 psi, 2068 kPa, or 20.68 bar. OL appears at 360 psi. When measuring the pressure of potentially hazardous gases, care must be taken to minimize the possibility of leakage: Confirm that all pressure connections are properly sealed.

  • Page 15: Faults And Damage

    Pressure Calibrator Safety Information Faults and Damage Applying a voltage greater than 30 V to the input of the Calibrator invalidates its Ex Approval and may impair its safe operation in an Ex-hazardous area. If there is any reason to suspect that the safe operation of the Calibrator has been affected, it must be immediately withdrawn from use, and precautionary measures must be taken to prevent any further use of the Calibrator in an Ex-...

  • Page 16: Safety Regulations

    718Ex 30G/100G/300G Users Manual The safety features and integrity of the unit may be Safety Regulations compromised by any of the following: The use of the Calibrator meets the requirements of the regulations providing that the user observes and applies External damage to the housing the requirements as stated in the regulations and that Internal damage to the Calibrator...

  • Page 17: Certification Information

    Pressure Calibrator Getting Acquainted with the Calibrator Certification Information ( II 1 G EEx ia IIC T4 Pressure measurement Permitted for Zone 0 Equipment Group II, gas group IIC hazardous atmospheres, temperature class T4 Class I Div. 1 Groups A-D T4 Intrinsically Safe AEx ia IIC T4 Pressure module input...
  • Page 18 718Ex 30G/100G/300G Users Manual Table 2. Pushbutton Functions Pushbutton Description Press to select a different pressure unit. All units are available when the pressure sensor input is used. For higher pressure module inputs, inappropriate (out-of-range) units are not available. Turns pressure reading damping on and off. With damping on, the Calibrator averages several measurements before displaying a reading.

  • Page 19: Power Saver

    Pressure Calibrator Zeroing with Absolute Pressure Modules Power Saver Zeroing with Absolute Pressure Modules The Calibrator automatically turns off after 30 minutes of For zeroing, adjust the Calibrator to read a known inactivity. To reduce this time or disable this feature: pressure.
  • Page 20 718Ex 30G/100G/300G Users Manual Table 3. Pump Features Item Description Pressure Rotate forward (clockwise) for pressure, Vacuum backward (counter-clockwise) for Switch vacuum. Pressure Rotate fully backward (counter- Vacuum clockwise) to release all pressure or Release vacuum. (Rotate slightly for partial Control release.) Rotate fully forward (clockwise) to close valve.

  • Page 21: Calibrating A P/I Transmitter

    The internal pump can also be used with certain Fluke Confirm that all pressure connections are 700PEx Series Pressure Modules. In this case, pressure properly sealed.
  • Page 22 718Ex 30G/100G/300G Users Manual To use the Calibrator’s internal pump, refer to Figure 3 and Press Zto zero the pressure display. perform the following steps: Turn the fine adjustment knob to mid-range. Depressurize the line before connecting the Turn the pressure/vacuum release control forward Calibrator.
  • Page 23 Pressure Calibrator Calibrating a P/I Transmitter Internal Pressure Sensor Reading Black S I G N A L – T E S T External Loop Supply alz002f.eps Figure 4. Internal Pressure Sensor with Internal Pump...
  • Page 24 718Ex 30G/100G/300G Users Manual Pressure Module Reading S I G N A L – Pressure Module T E S T External Loop Supply Black alz010f.eps Figure 5. Pressure Module with Internal Pump...

  • Page 25: Using An External Pump

    300G. 700P01Ex 700P24Ex To develop higher pressure or vacuum, use an external pump. Use a Fluke 700PEx Pressure Module connected to 700P05Ex the pressure module input on the Calibrator. Pressure 700P06Ex modules are listed in Table 4. Make overall connections as shown in Figure 6.
  • Page 26 718Ex 30G/100G/300G Users Manual Pressure Module Reading S I G N A L Pressure Module – T E S T Black External Loop Supply alz006f.eps Figure 6. Pressure Module with External Pump...

  • Page 27: External Fluke Pressure Module Compatibility

    External Fluke Pressure Module Compatibility External Fluke Pressure Module Compatibility If inappropriate units are selected, the output of Fluke 700PEx pressure modules can cause the Calibrator display to overflow (OL), or display values that are too low to be read. Refer to Table 5 for appropriate unit and range compatibility.

  • Page 28: Cleaning The Pump Valve Assembly

    718Ex 30G/100G/300G Users Manual Cleaning the Pump Valve Assembly Reinstall the retention caps and gently tighten the cap. Using a small screwdriver, remove the two valve 10. Seal the output of the Calibrator and pump up the unit retention caps located in the oval-shaped opening on to at least 50 % its rated pressure.

  • Page 29: Maintenance

    Note For maintenance procedures not described in this manual, In the switch test mode, the display update rate is or if the Calibrator needs repair, contact a Fluke Service increased to help capture changing pressure Center. See Contacting Fluke. inputs. Even with this enhanced sample rate,...

  • Page 30: Cleaning

    Hex Head Calibration Wrench Fluke recommends that the Calibrator be calibrated once yearly to ensure that it performs according to its specifications. A calibration manual is available. Call 1-800-526-4731 from the U.S.A. and Canada. In other countries, contact a Fluke Service Center.

  • Page 31: Approved Batteries

    Pressure Calibrator Maintenance Approved Batteries Battery Manufacturer Type Alkaline, 9 volt Duracell 6LR61/MN1604 Alkaline Ultra, 9 volt Duracell 6LR61/MX1604 Alkaline Energizer, 9 volt Eveready 6LR61/522 Alkaline Power Line Industrial Battery, 9 volt Panasonic 6LR61.9V...

  • Page 32: Parts And Accessories

    718Ex 30G/100G/300G Users Manual Parts and Accessories Refer to Table 6 for a list of replacement parts and accessories. Table 6. Replacement Parts and Accessories Model No. Description Part AC72 Alligator clips (Black) 1670652 AC72 Alligator clips (Red) 1670641 9 V battery, ANSI/NEDA 1604A or IEC 6LR61 822270 or see Battery Table Holster Holster, Red...

  • Page 33: Specifications

    Pressure Calibrator Specifications Pressure Sensor Range and Resolution Specifications Specifications are based on a one year calibration cycle Model 718Ex Model 718Ex Displayed Model 718Ex and apply for ambient temperature from +18 C to +28 C 100G Range 300G Range Pressure 30G Range and unless stated otherwise.

  • Page 34: Pressure Module Input

    718Ex 30G/100G/300G Users Manual Pressure Module Input DC mA Input Range Resolution Accuracy Accuracy, (% of Range Resolution Reading + Counts) (determined by Pressure Module) 24 mA 0.001 mA 0.02 + 2 Temperature coefficient: 0.005 % of range per C for temperature ranges -10 C to 18 C and 28 C to 55 C General Specifications Maximum voltage applied between either mA terminal and earth ground or between the mA terminals: 30 V...

  • Page 35: Product Compliance Markings

    Pressure Calibrator Specifications Product Compliance Markings ( II 1 G EEx ia IIC T4 Kema 04ATEX1061 X Class I Div. 1 Groups A-D T4 AEx ia IIC T4 Ta = -10 C +55 C Conforms to relevant Australian standards. Manufactured by Martel Electronics Inc., 1F Commons Drive, Londonderry, NH USA Additional Safety Information: Complies with CAN/CSA C22.2 No.
  • Page 36 718Ex 30G/100G/300G Users Manual...

This manual is also suitable for:

718ex 100g718ex 300g

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