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For immediate technical or application assistance:

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Servicing Europe:

Benelux:

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Tel: (31) 20 6418405

FAX: (31) 20 6434643
Toll Free in Benelux: 0800 0993344
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Czech Republic:

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Tel: 420 (69) 6311899

FAX: 420 (69) 6311114
Toll Free: 0800-1-66342

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France:

9, rue Denis Papin, 78190 Trappes

Tel: (33) 130-621-400

FAX: (33) 130-699-120

Toll Free in France: 0800-4-06342

e-mail: [email protected]

Germany/Austria:

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Tel: 49 (07056) 3017

FAX: 49 (07056) 8540

Toll Free in Germany: 0130 11 21 66

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United Kingdom:

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 ISO 9002 Certified

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M44 5EX, England
Tel: 44 (161) 777-6611

FAX: 44 (161) 777-6622

Toll Free in the United Kingdom: 0800-488-488

e-mail: 

[email protected]

                                                                                                                                                                     

It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply. OMEGA is constantly pursuing certification of
its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.

The information contained in this document is believed to be correct, but OMEGA Engineering, Inc. accepts
no liability for any errors it contains, and reserves the right to alter specifications without notice.

WARNING

: These products are not designed for use in, and should not be used for, patient-connected applications.

Summary of Contents for PX2088

Page 1: ...User s Guide Model PX2088 Pressure Transmitter http www omega com e mail info omega com PX2088 Pressure Transmitter...

Page 2: ...Toll Free 0800 1 66342 e mail czech omega com France 9 rue Denis Papin 78190 Trappes Tel 33 130 621 400 FAX 33 130 699 120 Toll Free in France 0800 4 06342 e mail france omega com Germany Austria Dai...

Page 3: ...ommunicator 2 2 Review Configuration Data 2 3 Review 2 3 Check Output 2 3 Process Variables 2 3 Basic Setup 2 4 Tag 2 4 Output Units 2 4 Rerange 2 5 Damping 2 6 Detailed Setup 2 6 Meter Setup 2 6 Burs...

Page 4: ...e Zero 3 4 Setting the Span 3 5 SECTION 4 Installation Overview 4 1 Safety Messages 4 1 Installation 4 3 Installation Procedures 4 3 Model PX2088 4 3 Wiring Connections PX2088 4 8 Power Supply 4 10 Fa...

Page 5: ...CD Meter for Smart Transmitters 7 1 Diagnostic Messages 7 2 LCD Meter for Analog Transmitters 7 4 Diagnostic Message Display 7 5 Installation 7 5 Configuration 7 6 Positioning the Decimal Point 7 7 Sc...

Page 6: ...iv APPENDIX A Model HC275 HART Communicator Overview A 1 Safety Messages A 1 Menu Tree A 2 Fast Key Sequences A 3 4690 bk 4690 toc Page iv Tuesday May 26 1998 5 28 PM...

Page 7: ...mitters can be created Possible causes include physical damage to the isolator diaphragms process fluid freezing isolator corrosion due to an incompatible process fluid etc A transmitter with an oil f...

Page 8: ...nd on line variables Section 3 Commissioning the Analog Transmitter This section provides information on commissioning and operating the Model PX2088 Analog Pressure Transmitter Section 4 Installation...

Page 9: ...onnection to the transmitter terminal block Keep the following safety messages in mind whenever you perform an operation requiring cover removal or the connection of a communicator to a measurement lo...

Page 10: ...ator loop connection and the power supply You can connect the communicator leads at any termination point in the signal loop but it is most convenient to connect them to the terminals labeled COMM on...

Page 11: ...n this section of the manual if a change to the transmitter configuration data is necessary CHECK OUTPUT Before performing other transmitter on line operations review the digital output parameters to...

Page 12: ...tag may be up to eight characters long and has no impact on the primary variable readings of the transmitter Output Units The Unit command sets the desired primary variable units Set the transmitter o...

Page 13: ...4 and 20 mA points independently without a pressure input To rerange using only the communicator enter the fast key sequence above select 1 Keypad input and follow the on line instructions Or enter th...

Page 14: ...erform the following procedure 1 Select 1 Device setup 4 Detailed setup 3 Output condition 4 Meter options to prepare to change the meter settings 2 Select the appropriate variable configuration from...

Page 15: ...trol system to initiate a request The transmitter will receive the request process the response message and then continue bursting the data approximately three times per second Save Recall or Clone Co...

Page 16: ...nal calibration it does not affect the transmitter s interpretation of the input Calibration Overview Complete calibration of the Model PX2088 Smart Pressure Transmitter involves one or more of the fo...

Page 17: ...the AO reading on the communicator does not match the digital readout device and you are certain your test equipment is accurate perform an output trim Sensor Trim You can trim the sensor using either...

Page 18: ...ttach a communicator to the measurement loop 2 From the communicator main menu select 1 Device setup 2 Diagnostics and service 3 Calibration 3 Sensor trim 1 Zero trim to prepare to adjust the zero tri...

Page 19: ...alog trim or the scaled digital to analog trim function Digital to Analog Trim To perform a digital to analog trim perform the following procedure 1 From the HOME screen select 1 Device setup 2 Diag S...

Page 20: ...esistance DIAGNOSTICS AND SERVICE Test Device The Test device command initiates a more extensive diagnostic routine than that performed continuously by the transmitter If the transmitter test detects...

Page 21: ...leased phone lines Note that Burst Mode Operation is not compatible with multidrop communications The application of a multidrop installation requires consideration of the update rate necessary from...

Page 22: ...equences To activate multidrop communication the transmitter address must be changed to a number from 1 to 15 Polling a Multidropped Loop Polling a multidropped loop determines the model address and n...

Page 23: ...ansmitter terminal block Keep the following safety messages in mind whenever you perform an operation requiring cover removal or connection to a measurement loop 1 Failure to follow safe commissioning...

Page 24: ...tter are provided in both the terminal and the electronics compartments To connect an ammeter in the terminal compartment connect the positive lead to the terminal marked TEST and the negative lead to...

Page 25: ...set to the RUN position at the factory and should remain there under normal operation The selector switch must be returned to the RUN position after setting the proper calibration Failure to return t...

Page 26: ...t NOTE When the transmitter output is saturated below 4 mA or above 20 mA the potentiometer may appear to have no effect on the transmitter calibration because the microprocessor is adjusting the cali...

Page 27: ...e reads the 20mA 5 Return the switch to RUN The selector switch should not be set to the Z position unless the potentiometer will be adjusted Failure to adjust the potentiometer while in the Z positio...

Page 28: ...3 6 EN 4690 bk 4690 s3 Page 6 Tuesday May 26 1998 5 28 PM...

Page 29: ...uments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices n Verify that the operating atmosphere of the transmitter is consistent with the appropri...

Page 30: ...Steps until Calibrated Mount Transmitter Apply Pressure Refer to Troubleshooting Section Within Specifications VERIFY START HERE Bench Calibration FIELD INSTALL A B Smart Analog Set Output Type Check...

Page 31: ...ling impulse piping Liquids Make the line tap on the side of the pipe to prevent sediment deposits from plugging the impulse line or transmitter Mount the transmitter level with or below the tap so ga...

Page 32: ...2088 2088A01A C B GAS SERVICE LIQUID OR STEAM SERVICE GAS OR LIQUID SERVICE 2 inch U Bolt for Pipe Mounting NOTE Dimensions are in inches millimeters 1 25 32 Hex 5 97 152 2 48 63 3 10 79 Mounting bra...

Page 33: ...o prevent moisture accumulating in the field terminal side of the transmitter housing Also install wiring with a drip loop with the bottom of the drip loop lower than the conduit connection of the tra...

Page 34: ...s if used must be included Figure 4 9 shows the transmitter power supply load limitations FIGURE 4 9 Transmitter Load Limitations Signal loop may be grounded at any point or left ungrounded Power Supp...

Page 35: ...he failure mode configuration of your transmitter review the failure mode options using a Model HC275 HART Communicator NOTE The failure mode configuration whether standard or NAMUR compliant is confi...

Page 36: ...ove power 2 Remove the housing cover opposite the field terminal side Do not remove the instrument cover in explosive atmospheres when the circuit is alive 3 Reposition the jumper Avoid contact with t...

Page 37: ...nsmitter security jumper is in the ON position or if the local zero and span adjustments are disabled through the software you will not be able to make adjustments to the zero and span using the local...

Page 38: ...is necessary to make zero or span adjustments after installation of the transmitter use the zero span selector switch and the potentiometers to rerange the transmitter 4690 bk 4690 s4 Page 14 Tuesday...

Page 39: ...mally for a period of time Sustained oil loss will eventually cause one or more of the operating parameters to exceed published specifications while a small drift in operating point output continues S...

Page 40: ...ply Check the output voltage of the power supply at the transmitter 1 Other Components Replace the transmitter Erratic Output Impulse Piping Check for leaks or blockage in the impulse line Check to en...

Page 41: ...polarity at the signal terminals Check the loop impedance Electronics Replace the electronics board and recalibrate the transmitter Other Components Replace the transmitter Symptom Potential Source Co...

Page 42: ...ge in the impulse line Check to ensure that the blocking valve is fully open Check for trapped gas in a liquid line or trapped liquid in a gas line Check to ensure that the density of the fluid in the...

Page 43: ...ompliant Operation Optional Mounting Bracket with 2 inch U Bolt for Pipe Mounting LCD Meter Kit with Cover LCD Meter Kit without Cover Local Zero and Span Kit Standard Terminal Block Transient Protect...

Page 44: ...er O rings Electronics Board Kits 2 A Output 4 20 mA M Output 1 5 V Transient Protection A Output 4 20 mA M Output 1 5 V Optional Mounting Bracket with 2 inch U Bolt for Pipe Mounting LCD Meter Kit wi...

Page 45: ...4690 bk 4690 s6 Page 10 Tuesday May 26 1998 5 28 PM...

Page 46: ...ion n Engineering Units n Percent of Range n User Configurable LCD Scale n Alternating between any two of the above The user configurable scale is a new feature that enables you to configure the LCD m...

Page 47: ...and the sensor module are incompatible FAIL MODULE The sensor module is disconnected or is malfunctioning Verify that the sensor module ribbon cable is connected to the back of the electronics board...

Page 48: ...on Page 4 11 LOOP TEST A loop test is in progress During a loop test or 4 20 mA trim the analog output is set to a fixed value The meter display alternates between the current selected in milliamps an...

Page 49: ...on on the software lockout WRITE PROTCT The write protect SECURITY jumper is set to disable changes to the transmitter configuration data Refer to Failure Mode and Security Jumpers on page 4 11 for mo...

Page 50: ...board and attaching the local indicator To install an LCD meter perform the following procedure Remove the cover from the electronics side of the transmitter 1 Loosen the two captive screws holding th...

Page 51: ...t board To measure the transmitter output during calibration connect an ammeter to the test terminals in the terminal compartment of the electronics enclosure Output Code A For additional information...

Page 52: ...selector switch to the RUN position FIGURE 7 3 Local Indicator Dimensional Drawings Scaling the Display 1 Apply pressure to the transmitter that represents the zero calibration 2 Place the meter selec...

Page 53: ...l the indicator displays the desired value Potentiometer Adjustment on Page 3 4 8 Return the meter selection switch to the RUN position 9 Select the appropriate adhesive label and apply it to the indi...

Page 54: ...er removal and communicator connection to the transmitter terminal block Keep the following safety messages in mind whenever you perform an operation requiring cover removal or the connection of a com...

Page 55: ...P 5 REVIEW 1 TEST DEVICE 2 Loop Test 3 CALIBRATION 1 RERANGE 2 ANALOG OUTPUT TRIM 3 SENSOR TRIM 1 Pressure 2 Range 1 PROCESS VARIABLES 2 SENSOR TRIM 3 Unit Online Menu 1 Zero Trim 2 Lower Sensor Trim...

Page 56: ...p Test 1 2 2 Lower Range Value 4 1 Lower Sensor Trim 1 2 3 3 2 Message 1 3 4 3 Meter Type 1 3 7 1 Number of Requested Preambles 1 4 3 3 2 Output Trim 1 2 3 2 Percent Range 1 1 2 Poll Address Left Arro...

Page 57: ...4690 bk 4690 apb Page 12 Tuesday May 26 1998 5 28 PM...

Page 58: ...shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA...

Page 59: ...addlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial pH Conductivity Equipme...

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