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Model 730
Operating Instructions
Setra Systems, Inc.
159 Swanson Road, Boxborough, MA 01719
800.257.3872 • www.setra.com

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Summary of Contents for Setra Systems Model 730

  • Page 1 Model 730 Operating Instructions Setra Systems, Inc. 159 Swanson Road, Boxborough, MA 01719 800.257.3872 • www.setra.com...
  • Page 2: Mechanical Installation

    It can also be supplied with a 0-5 VDC output, which operates from 9-30 VDC power supply. The Model 730 is pin for pin compatible with competitive capacitance manometers. Superior EMI/RFI performance is achieved by the use of a metal case in conjunction with surge and ESD suppression components and RFI filtering on the inputs and outputs.
  • Page 3 To connect the Model 730 to your system use the appropriate hardware for the type of fitting: • Use a Swagelock® Ultra Torr vacuum fitting to connect to the O.5” or 0.25” OD tube. • Use an O-ring/centering ring and clamp to connect to the NW16 or 25 flange options.
  • Page 4 Figure 2: Outline drawing of Model 730 with 5-pin terminal strip and 0.5” and 0.25” OD Tube. Pin 1 [mm] 0.12 [3.05] Terminal strip 1.50 [38] Mating connector Pin 1 3.47 3.17 3.05 [87] [80] [77] 0.75 0.99 [19] [25] 0.25...
  • Page 5 Figure 3: Outline drawing of Model 730 with 6” cable and 15-pin D-sub and 0.5” and 0.25” OD Tube. [mm] Pin 1 Pin 15 3.24 [76] [82] 0.75 0.99 [19] [25] 0.25 0.50 [13] Model 730 with 0.5” diameter tube...
  • Page 6: Electrical Installation

    3.0 Electrical installation The model 730 operates from a 12-30 VDC regulated power supply for the 0-10 VDC output version or from a 9-30 VDC regulated power supply for the 0-5 VDC output version. Either version can be specified with a 5 Pin terminal strip, 9 Pin D-sub, or 15 Pin D-sub on a 6 inch pigtail.
  • Page 7: Operation

    Adjust the zero potentiometer if incorrect (See Section 5 for zero adjustment instructions). The signal output of the Model 730 is linear with pressure; e.g., for a 10 VDC FS Model 730, 10 VDC equals 100% FS output; 1 VDC equals 10% FS output.
  • Page 8: Calibration And Adjustment

    Use a digital voltmeter to view the signal output of the Model 730. Adjust the signal output of the model 730 to be 0.001 to –0.001 V. Make this adjustment at a pressure at least 1/2 decade below the Model 730’s resolution; e.g., for a 10 Torr FS unit the zero pressure should be less than 5E-5 Torr.
  • Page 9: Maintenance And Troubleshooting

    Setra Systems or your supplier immediately. Retain packaging materials for inspection. Do not use if damaged. If the Model 730 is not going to be used immediately then replace the protective flange cover and store in suitable conditions described in Section 2.
  • Page 10: Specifications

    7.0 Specifications Performance data Accuracy ±0.5% of reading; ±0.25% of reading (Opt) Response time <20 ms Resolution Infinite, limited only by output noise level (≤0.005% FS) Thermal effects Compensated range 0º to +50ºC Zero shift ±0.25% FS/50ºC Span shift ±1.35% Rdg/ 50ºC Long term stability 0.5% FS/1 YR, excluding environmental effects Proof pressure...
  • Page 11: Returning Products For Repair

    No representative or person is authorized to give any warranty other than as set out above or to assume for SETRA any other liability in connection with the sale of its products. For all CE technical questions, contact Setra Systems, USA. EU customers may contact our EU representative Hengstler GmbH, Uhlandstr 49, 78554 Aldingen, Germany (Tel: +49-7424-890; Fax: +49-7424-89500).
  • Page 12 Setra Systems, Inc. 159 Swanson Road, Boxborough, MA 01719 800.257.3872 • www.setra.com...

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