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Emerson Process Management 2088 manual

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Table of contents for the manual

  • Page 1

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 www .rosemount.com Section 3 Inst allation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-1 Safety Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-1 General Considerations . . . . . . . . . . .[...]

  • Page 2

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-2 W arnings Explosions could result in death or serious injury: • Do not remove the transmitter cover in explosive atmospheres when the circuit is alive. • Before connecting a HART -based commu nicator in an explosive atmosphere, make sure the instruments in the loop [...]

  • Page 3

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-3 Rosemount 2088 and 2090 Figure 3-1. Installation Flowchart. Check for Leaks (Process Connections) Zero T rim T ransmitter for Mounting Effect s Check Jumper or Switches Wire T ransmitter Power T ransmitter DONE Mount T ransmitter Apply Pressure Refer to T roubleshooting Section Within Specific[...]

  • Page 4

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-4 GENERAL CONSIDERATIONS The accuracy of the pressure measurement depends on proper installation of the transmitter and impulse piping. The piping between the process and transmitter must accurately transmit pr essure to the transmitter . Mount the transmitter close to th[...]

  • Page 5

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-5 Rosemount 2088 and 2090 MECHANICAL CONSIDERATIONS Mounting Rosemount 2088 The Rosemount 2088 Smart T ransmitter weighs approximately 2.44 lb. (1,1 1 kg). The 2088 Analog T ransmitter weighs approximately 1.9 lb. (0,86 kg). In many cases, its comp act size and light weight makes it possible to [...]

  • Page 6

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-6 Impulse Piping Impulse piping configurations depend on specific measurement conditions. Use the following information and Figur e 3-3 as a guideline when installing impulse piping. Liquids: Make the line tap on the side of the pipe to prevent sediment deposits from plug[...]

  • Page 7

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-7 Rosemount 2088 and 2090 Access Requirement s When choosing a mounting location and pos ition, take into account the need for access to the transmitter . Make wiring terminations through the conduit openings at the top of the electronics housing. The field terminal side of the transmitter is cl[...]

  • Page 8

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-8 Nameplate 3.9 (100) 2X 1 / 4 –20 UNC–2BX 0.60 Deep Mounting Bracket Holes 4.7 (140) T erminal Connections T ransmitter Circuitry Side Optional Meter Cover 5.0 (125) W eld Spud 1.0 (25.4) V essel W all 4.3 (110) 1.05 (26.6) 1.32 (33,4) 5.75 (146) 3X 5 / 16 –18 UNC [...]

  • Page 9

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-9 Rosemount 2088 and 2090 Rosemount 2090P Installing the Rosemount 2090P transmitter involves att aching a weld spud to the tapped process vessel, att aching t he transmitter to the weld spud, and making electrical connections. If you intend to use an existing weld spud, proceed to the transmitt[...]

  • Page 10

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-10 3. Hand tighten the transmitter using the knurled retaining ring, then snug an additional 1 / 8 turn with adjustable pliers. IMPORT ANT Do not over-tighten the retaining ring. A sp anner wrench (P/N 02088-0193-0001) hole is located on the knurled portion of the retaini[...]

  • Page 11

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-1 1 Rosemount 2088 and 2090 Rosemount 2090F The Rosemount 2090F sanitary pressu re transmitter is designed to be installed directly to a sanit ary fitting. T he transmitter is available with either a 1.5- or 2-inch clamp connection. When installing the transmitter to the sanit ary fitting it is [...]

  • Page 12

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-12 Figure 3-9. T ransmitter Load Limitations Field Wiring All power to the transmitter is supplie d over the signal wiring. Signal wiring need not be shielded, but use twisted pairs for best results. Do not run unshielded signal wiring in conduit or open trays with power [...]

  • Page 13

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-13 Rosemount 2088 and 2090 Figure 3-10. Rosemount 2088 Smart Signal Wiring T erminals. FAILURE MODE AND SECURITY JUMPERS Failure Mode As part of normal operation, the Rosemount 2088/2090 Smart Pressure T ransmitter continuously monitors its own operation. This automatic diagnostic routine is a t[...]

  • Page 14

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-14 With a meter inst alled The failure mode alarm jumper is located on the LCD faceplate in the electronics module side of the transm itter housing and is labeled ALARM (See Figure 3-1 1). Do not remove the transmitter cover in explosive atmospheres when the circuit is al[...]

  • Page 15

    Reference Manual 00809-0100-4690, Rev EA March 2007 3-15 Rosemount 2088 and 2090 NOTE If either the alarm or security jumper is dislodged or removed from its position the transmitter reverts to default alarm or security settings of: Alarm: Output high; Security: Off ZERO AND SP AN ADJUSTMENT S The smart Rosemount 2088 is equipped with local zero an[...]

  • Page 16

    Reference Manual 00809-0100-4690, Rev EA March 2007 Rosemount 2088 and 2090 3-16 Disabling the Zero and Sp an Adjustment s After you rerange the transmitter usi ng the sp an and zero adjustments, you may wish to disable the adjustments to prevent further reranging. T o disable the span and zero adjustment s, activate the transmitter security jumper[...]