1. Manuals
  2. Brands
  3. GE Manuals
  4. Measuring Instruments
  5. DigitalFlow GS868
  6. Startup manual

GE DigitalFlow GS868 Startup Manual

Panametrics steam ultrasonic mass flowmeter, 1 and 2-channel
Hide thumbs Also See for DigitalFlow GS868:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Programming Manual
GE
Sensing & Inspection Technologies
DigitalFlow™ GS868
Panametrics Steam Ultrasonic Mass Flowmeter
Startup Guide (1 and 2-Channel)

Advertisement

Table of Contents
loading

Related Manuals for GE DigitalFlow GS868

Summary of Contents for GE DigitalFlow GS868

  • Page 1 Sensing & Inspection Technologies DigitalFlow™ GS868 Panametrics Steam Ultrasonic Mass Flowmeter Startup Guide (1 and 2-Channel)
  • Page 2 Sensing & Inspection Technologies DigitalFlow™ GS868 Panametrics Steam Ultrasonic Mass Flowmeter Startup Guide (1 and 2-Channel) 910-190UD1 March 2008 The DigitalFlow GS868 is a GE Panametrics product. GE Panametrics has joined other GE high-technology businesses under a new name—GE Sensing & Inspection Technologies.
  • Page 3 2. If GE instructs you to send your instrument to a service center, it must be shipped prepaid to the authorized repair station indicated in the shipping instructions.

  • Page 4: Table Of Contents

    March 2008 Table of Contents Chapter 1: Installation Introduction ................1-1 Unpacking .
  • Page 5 March 2008 Table of Contents (cont.) Chapter 3: Operation Introduction ................3-1 Powering Up .
  • Page 6 Chapter 1...
  • Page 7 Installation Introduction........... . 1-1 Unpacking .

  • Page 8: Introduction

    To ensure safe and reliable operation of the Model GS868 Steam Ultrasonic Mass Flowmeter, the system must be installed in accordance with the guidelines established by GE’s engineers. Those guidelines, which are explained in detail in this chapter, include the following specific topics: •...

  • Page 9: Site Considerations

    March 2008 Site Considerations Because the relative physical locations of the flowcell and the Model GS868 electronics console are important, use the guidelines given in this section to plan the Model GS868 system installation. Electronics Console The standard Model GS868 electronics enclosure is a Type-4X Location weather-resistant, dust-tight, indoor/outdoor type.

  • Page 10: Cable Lengths

    Figure 1-1 on page 1-4 shows a block diagram of a typical Model GS868 system, including optional pressure and temperature transmitters. For detailed instructions on installing the transducers and/or spoolpiece, refer to the supplied drawings and the GE Gas Transducer Installation Guide for Ultrasonic Flowmeters. Installation...
  • Page 11 March 2008 Temperature Transmitter Pressure Transmitter Preamp Transducer Flowcell STEAM FLOW Transducer Electronics Console Figure 1-1: A Typical Model GS868 System Installation...

  • Page 12: Installing Temperature And Pressure Transmitters

    March 2008 Installing Temperature Optional temperature and pressure transmitters may be installed as and Pressure part of the flowcell, near the ultrasonic transducer ports. Be sure to Transmitters observe the siting requirements given earlier in this chapter. These transmitters must use a 0/4-20 mA signal to transmit the temperature and pressure values to the Model GS868 electronics console.

  • Page 13: Mounting The Gs868 Electronic Console

    March 2008 Mounting the GS868 The standard model GS868 electronics package is housed in a Type- Electronic Console 4X weather-resistant enclosure. Refer to Figure 1-9 on page 1-19 for the mounting dimensions of this enclosure. IMPORTANT: For meters supplied in one of the optional enclosure styles, refer to Appendix C, Optional Enclosures, for specific mounting dimensions and instructions.

  • Page 14: Wiring The Line Power

    March 2008 Wiring the Line Power ATTENTION EUROPEAN CUSTOMERS! To meet CE Mark requirements, all cables must be installed as described in Appendix A, CE Mark Compliance. The Model GS868 may be ordered for operation with power inputs of 100-120 VAC, 220-240 VAC, or 12-28 VDC. The label on the shroud inside the electronics enclosure, just above the line power terminal block, lists the required line voltage and the fuse rating for...
  • Page 15 March 2008 Wiring the Line Power 1. Remove the plastic shroud that covers the terminal blocks. Be sure (cont.) to reinstall the shroud after all of the wiring has been completed. 2. Strip ¼” of insulation from the end of the power and neutral or line leads (or the positive and negative DC power leads), and ½”...

  • Page 16: Wiring The Transducers

    March 2008 Wiring the Transducers ATTENTION EUROPEAN CUSTOMERS! To meet CE Mark requirements, all cables must be installed as described in Appendix A, CE Mark Compliance. Wiring a typical Model GS868 ultrasonic natural gas flowmeter system requires interconnection of the following components: •...

  • Page 17: Wiring The 0/4-20 Ma Analog Outputs

    1. Use the information in Table 1-1 below to construct a suitable cable for connecting the Model GS868 to the external device. If desired, an appropriate cable may be purchased from GE. Table 1-1: RS232 Connection to DCE or DTE Device...
  • Page 18 March 2008 Wiring the RS485 Interface Use the optional RS485 serial port to network multiple GS868 flowmeters to a single computer terminal. Upon request, the standard RS232 port on the GS868 may be configured as a two-wire, half- duplex RS485 interface, through a device such as the INMAC Model 800052 RS232-RS422/RS485 converter.
  • Page 19 March 2008 Wiring the Ethernet A modified GS868 can use the Ethernet interface to communicate to Interface an internal network. An optional Ethernet card with a unique MAC (IP) address (installed only in slots 5 or 6) includes an RJ45 connector.
  • Page 20 March 2008 Wiring the Foundation Fieldbus network connections are made at J8/J9, pins 1 and 2 (see Fieldbus Network Figure 1-5 below). Optionally, a shield can be connected to J8/J9 pin 3, depending on the network wiring. Connector J8 or J9 will be installed depending on the option ordered by the customer.

  • Page 21: Wiring An Alarms Option Card

    March 2008 Wiring an Alarms Option The Model GS868 flowmeter can accommodate up to 4 alarms option Card cards. Each alarms option card includes three Form C relays (designated as A, B and C). The alarm relays on the option card are available in two types: •...

  • Page 22: Wiring A 0/4-20 Ma Analog Inputs Option Card

    March 2008 Wiring a 0/4-20 mA To calculate the standard mass flow rates of the steam, the Model Analog Inputs Option Card GS868 requires accurate temperature and pressure data from the measurement site. Transmitters installed in the flowcell can provide this information via an optional 0/4-20 mA analog inputs card.

  • Page 23: Wiring A Totalizer/Frequency Outputs Option Card

    March 2008 Wiring a 0/4-20 mA Wire the analog input terminal block in accordance with the pin Analog Inputs Option Card number assignments shown in Figure 1-10 on page 1-20. The (cont.) standard Model GS868 has at least one analog inputs option card, which is used to supply the live pressure reading required for accurate mass flow calculations.

  • Page 24: Wiring An Rtd Inputs Option Card

    March 2008 Wiring an RTD Inputs The Model GS868 can accommodate up to four RTD (Resistance Option Card Temperature Device) inputs option cards. Each RTD inputs option card provides two direct RTD inputs (designated as A and B). The standard Model GS868 has at least one RTD inputs option card, which is used to supply the live temperature reading required for accurate mass flow calculations.
  • Page 25 March 2008 Ø0.38 (10), 4 Places 1.40 (36) 0.75 (19) 8.00 (203) 2.87 (73) 13.00 13.49 14.24 7.00 (362) (330) (343) (178) Ø0.13 (3), 4 Places 2.69 (68) 5.10 (129) 11.37 (289) 3/4" Conduit Plate 10.74 (273) Ø1.10 (28), 6 Places 1/2"...
  • Page 26 March 2008 – G N/L2 L1 Installation 1-20...
  • Page 27 POWER SUPPLY (UP TO 1000 FEET) PRESSURE TRANSMITTER FLOW SUPPLIED BY GE (REFERENCE ONLY) PRESSURE INPUT COAXIAL CABLES, BNC TO BNC GS868 (SUPPLIED BY GE) 10 FOOT PIN # TRANSDUCER (REF ONLY) 24V+ SENSOR PIPE (REF ONLY) +IN1 -OUT -IN1...
  • Page 28 Chapter 2...
  • Page 29 Initial Setup Introduction........... . 2-1 Navigating Through the User Program .

  • Page 30: Introduction

    March 2008 Introduction This chapter provides instructions for entering the minimum amount of programming data required to place the Model GS868 flowmeter into operation. Before the Model GS868 can begin taking measurements and displaying valid data, the current system and pipe parameters must be entered.

  • Page 31: Accessing The User Program

    March 2008 Accessing the User [PROG] To access the User Program, press the key on the keypad. Program Note: If the security feature is active, enter the password and press [ENT] SECUR key to enter the User Program. See the submenu section in Chapter 1, Programming Site Data, of the Programming Manual for more information.

  • Page 32: Activating A Channel

    March 2008 Activating a Channel ACTIV submenu permits selection of the desired measurement method. In addition, it is used to activate/deactivate one or both of the channels in a 2-Channel Model GS868. 1-Channel Meter 1. Enter the ACTIV [F1] User PROGRAM submenu by pressing at the prompt.

  • Page 33: Entering System Data For A Channel

    March 2008 Entering System Data for SYSTM Begin the programming of the submenu in either the 1- a Channel Channel or 2-Channel section below. A 1-Channel Meter For the 1-Channel Model GS868, the information entered in the SYSTM submenu pertains to the global operation of the flowmeter. 1.

  • Page 34: A 2-Channel Meter

    March 2008 A 2-Channel Meter For the 2-Channel Model GS868, the information entered in the SYSTM submenu pertains only to the currently selected channel. 1. At the User Program screen shown, press the [F2] function key to SYSTM program the submenu.
  • Page 35 March 2008 1- and 2-Channel Meters 3. Use the [F1]-[F4] keys to select the Volumetric Time (units for the (cont.) volumetric flow rate display). 4. Use the [F1]-[F4] keys to select the Vol Decimal Digits (the desired number of digits to the right of the decimal point) in the volumetric flow rate display.

  • Page 36: Entering Pipe Data

    March 2008 Entering Pipe Data PIPE submenu permits entry of the transducer and pipe specifications. To program this menu, complete the following steps: 1. At the User (or Channel) Program screen, press [F3] to program PIPE submenu. Transducer Number 2. Enter the Transducer Number (normally engraved on the head of [ENT] the transducer).

  • Page 37: Pipe Wall

    March 2008 Pipe Wall 4. Use the numeric keys to enter the known thickness of the Pipe [ENT] Wall. Press If the pipe wall thickness is not available, look up the value in a table of standard pipe size data or use the Model GS868’s on-line Help Menu (see the Programming Manual for details).
  • Page 38 March 2008 Procedure Options User (or After completing the above steps, the meter returns to the Channel) PROGRAM prompt. Continue as follows: • To continue programming the meter, refer to the menu maps in Appendix A of the Programming Manual and navigate to the desired menu.
  • Page 39 March 2008 PROG (2-Channel)) (1-Channel) NOTE: Plain text represents prompt area messages and boxed text represents option bar choices. Fx represent function keys to select option bar choices. GLOBL SAVE Channel PROGRAM status PROGRAM status ACTIV SYSTM PIPE (2-Channel) (1-Channel) (2-Channel) (1-Channel) TRANSDUCER NUMBER SITE LABEL...
  • Page 40 Chapter 3...
  • Page 41 Operation Introduction........... . 3-1 Powering Up .

  • Page 42: Introduction

    March 2008 Introduction See Chapter 1, Installation, and Chapter 2, Initial Setup, to prepare the system for operation. When the meter is ready to take measurements, proceed with this chapter. The following specific topics are discussed: • Powering Up • Using the Display •...
  • Page 43 1.8 m (6 ft) of the Model GS868. Immediately upon power up, the Model GS868 displays the GE logo and the software version in the left pane of the display window. The Model GS868 performs a series of internal checks and display the results in the right pane of the display window.
  • Page 44 March 2008 Using the Display The Model GS868 display is divided into a left pane and a right pane. The two screen panes can be set independently to display any of the available measurement or diagnostic parameters. The components of a typical measurement mode screen are shown in Figure 3-2 below.
  • Page 45 March 2008 Using the Display (cont.) At various times, one or more of the following four symbols may be displayed on the far right of the locator bar: • : This symbol, which is called the pointer, indicates that additional option bar entries are available. These options can be accessed by using the [←] and [→] keys.

  • Page 46: Taking Measurements

    March 2008 Taking Measurements The Model GS868 is capable of displaying several different variables in a variety of formats. However, this manual will only discuss the basic measurement displays in the default screen format. Refer to the Programming Manual for instructions on setting up alternate screen displays and see the Service Manual for a discussion of the diagnostic DIAG parameters listed under the...
  • Page 47 March 2008 Taking Measurements Note: Ch1 (or Ch2), which is shown in parentheses above, appears (cont.) only with a 2-Channel Model GS868. Table 3-2: Measurement Parameter Options Option Bar Choice Description Flow Velocity [F1] Volumetric Flow [F2] VOLUM Forward Totalized Volume Flow [F3] +TOTL Reverse Totalized Volume Flow...

  • Page 48: Foundation Fieldbus Communications

    March 2008 Foundation Fieldbus Foundation Fieldbus provides a means of communicating with the Communications flowmeter. The patent numbers which apply are 5,909,363 and 6,424,872. This Foundation Fieldbus device supports 2 Analog Input (AI) blocks, which can be configured to supply the following measurements on the network (see Table 3-3 below).
  • Page 49 Chapter 4...
  • Page 50 Specifications General ............4-1 Electrical.

  • Page 51: General

    March 2008 General The general specifications for the Model GS868 flowmeter are divided into the following categories: Hardware Configuration Package Options: Epoxy-coated aluminum (standard) Stainless steel Explosion-proof Physical: Size: 14.24 × 11.4 × 5.12 in. (36.2 × 29 × 13 cm) Weight: 11 lb (5 kg) Environmental Operating Temperature:...

  • Page 52: Electrical

    March 2008 Electrical The electrical specifications for the Model GS868 flowmeter are divided into the following categories: Power Supply Input Options: 110 to 120 VAC, 50/60 Hz with 1.0 A Slo-Blo Fuse 220 to 240 VAC, 50/60 Hz with 0.5 A Slo-Blo Fuse 12 to 28 VDC with 3.0 A Slo-Blo Fuse Power Usage 20 W maximum...
  • Page 53 March 2008 Input/Output Analog Input Options (cont.): Specifications (cont.) a. Temp from –200° to +1,000°C b. Pressure from 0–3000 psig 0 to 500 bar c. Steam quality from 0.0 to 1.0 Analog Output Options: All meters come with two isolated 0/4–20 mA current outputs (550 Ω...

  • Page 54: Operational

    March 2008 Operational The operational specifications for the Model GS868 flowmeter are divided into the following categories: Flow Computer (Built-in) The flow computer has three operating modes: 1. RUN (Normal operating mode): Flow velocity equations are solved and statistical data rejection techniques are employed to provide reliable and repeatable results.

  • Page 55: Flowcell

    Cold Tap Process Connections: Transducer Connection: PanaPort cold tap kit Optional: ANSI flanged 150 to 300# Pipe Size & Materials Outside Diameter (OD): 2 to 48 in. (50 to 1200 mm). Materials: All metals. Consult GE for other materials. Specifications...
  • Page 56 Appendix A...

  • Page 57: Appendix A: Ce Mark Compliance

    CE Mark Compliance Introduction........... . A-1 Wiring .

  • Page 58: Introduction

    March 2008 Introduction For CE Mark compliance, the Model GS868 flowmeter must be wired in accordance with the instructions in this appendix. IMPORTANT: CE Mark compliance is required only for units intended for use in EEC countries. Wiring The Model GS868 must be wired with the recommended cable, and all connections must be properly shielded and grounded.
  • Page 59 Appendix B...

  • Page 60: Appendix B: Data Records

    Data Records Option Cards Installed ......... . B-1 Initial Setup Data .

  • Page 61: Option Cards Installed

    March 2008 Option Cards Installed Whenever an option card is installed in one of the Model GS868’s expansion slots, record the type of card and any additional setup information in the appropriate row of Table B-1 below. Table B-1: Option Cards Installed Slot # Type of Option Card Additional Setup Information...

  • Page 62: Initial Setup Data

    March 2008 Initial Setup Data After the Model GS868 flowmeter has been installed, some initial setup data must be entered via the User Program, prior to operation. Record that information in Table B-2 below. Table B-2: Initial Setup Data General Information Model # Reference Software Vers.
  • Page 63 March 2008 Table B-2: Initial Setup Data (Continued) Pipe/Transducer Parameters (cont.) - PIPE Channel 1 (cont.) Channel 2 (cont.) Pipe O.D. Pipe O.D. Pipe Wall Pipe Wall Path Length (P) Path Length (P) Axial Length (L) Axial Length (L) Fluid Type Steam Other Fluid Type...
  • Page 64 Appendix C...
  • Page 65 Optional Enclosures Introduction........... . C-1 Rack Mount Enclosure.

  • Page 66: Introduction

    March 2008 Introduction Upon request the Model GS868 flowmeter may be supplied in an enclosure other than the standard Type-4X enclosure described in Chapter 1, Installation, of this manual. Although the standard installation and wiring instructions still apply in general terms, some of the details may vary for different enclosure types.

  • Page 67: Rack Mount Front Panel

    March 2008 Rack Mount Wiring 3. Wire the 0/4-20 mA analog outputs at the left side of the rear (cont.) panel in accordance with the instructions in Chapter 1, Installation, of this manual. 4. Wire the RS232 serial port by completing the following steps: a.
  • Page 68 March 2008 14.83 (377) 4.19 (106) 16.99 (432) 11.82 11.37 (300) (289) 13.13 (333) 15.70 (399) 3.31 (84) 2.25 5.22 (57) (133) GS868 18.25 (464) 19.00 (483) Optional Enclosures...
  • Page 69 March 2008 RS232 SERIAL PORT (DB9) CH2 TRANSDUCER NOTE: For compliance with the European Union's Low Voltage BNC # Description Pin # Description Directive (73/23/EEC), this unit requires an external power Upstream XDCR No Connection disconnect device such as a switch or circuit breaker. The Downstream XDCR TX - Transmit disconnect device must be marked as such, clearly visible,...
  • Page 70 March 2008 Mounting Holes Mounting Holes Handle Handle HELP EXIT DISP PROG PRNT SCREEN GS868 LCD Display Main Keypad Function Keys Console Keys Optional Enclosures...
  • Page 71 Appendix D...

  • Page 72: Appendix D: Measuring P And L Dimensions

    Measuring P and L Dimensions Introduction........... .D-1 Measuring P and L .
  • Page 73 CL 1.2 – Standard GE 90° transducers have the face offset from the centerline of the body by 0.6 inches. Thus, a pair of transducers has a total offset of 1.2 inches, as indicated in Equation D-2 above. For example, suppose that the transducer installation angle is 30°...
  • Page 74 March 2008 180° Installation Pipe Thickness θ Pipe O.D. θ Bias 90° Installation Figure D-1: Top View of Transducer Installations Measuring P and L Dimensions...
  • Page 75 March 2008 Index Abbreviations, Volumetric Units ..2-5 Display ACTIV Submenu ..... . 2-3 Channel Mode Options .
  • Page 76 March 2008 Index (cont.) Lightning Protector, Connecting... 1-9 Parameter Options ..... 3-6 Locator Bar .
  • Page 77 March 2008 Index (cont.) Screen, Selecting ..... . 3-3 Temperature Transmitter Security Feature ..... . . 2-2 Installing .
  • Page 78 DECLARATION Sensing CONFORMITY Panametrics Limited Shannon Industrial Estate Shannon, County Clare Ireland declare under our sole responsibility that the DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter to which this declaration relates, are in conformity with the following standards: •...
  • Page 79 DECLARATION Sensing CONFORMITE Panametrics Limited Nous, Shannon Industrial Estate Shannon, County Clare Ireland déclarons sous notre propre responsabilité que les DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter rélatif á...
  • Page 80 KONFORMITÄTS- Sensing ERKLÄRUNG Panametrics Limited Wir, Shannon Industrial Estate Shannon, County Clare Ireland erklären, in alleiniger Verantwortung, daß die Produkte DF868 Liquid Ultrasonic Flowmeter GF868 Flare Gas Ultrasonic Flowmeter GM868 Multi-Purpose Gas Ultrasonic Flowmeter GN868 Natural Gas Ultrasonic Flowmeter GS868 Steam Mass Ultrasonic Flowmeter folgende Normen erfüllen: •...
  • Page 81 1100 Technology Park Drive Billerica, MA 01821-4111 Web: www.gesensing.com Ireland Sensing House Shannon Free Zone East Shannon, County Clare Ireland...

Table of Contents