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Explains manual structure and reading approach.
Information on contacting support for assistance.
Explains common symbols used in the manual for emphasis.
Lists safety rules for operation, installation, and maintenance.
Introduces icons used to highlight potential hazards.
Explains symbols for protective ground (earth) terminal.
Instructions for connecting the grounding conductor.
Instructions to check operating voltage before powering on.
Explains hazards related to grounding conductor interruption.
Procedure for taking equipment out of operation safely.
Notes on fuse replacement and board servicing.
Information on WEEE directive compliance for product disposal.
General introduction to the XFC G4 6200/6201EX flow computer.
Details the features and functionalities of the G4 EX flow computer.
Describes the practical design and ease of use of the G4 EX.
Explains the calculation methods used by the G4 EX for flow data.
Lists advanced features and flexibility of the Totalflow system.
Describes the information contained in log period records.
Explains how log period data entries are made and their frequency.
Details when volume calculation period entries are made.
Explains how operating parameters are displayed on the front panel LCD.
Describes the role of annunciators for indicating status and alarm conditions.
Details the hardware components comprising the G4 EX computer.
Describes the explosion-proof multivariable transducer.
Explains the RTD options for measuring gas flowing temperature.
Describes the OEU enclosure for housing additional features.
Explains the licensing system for G4 EX applications.
Guide for using PCCU32 software with a laptop.
Details various connectors for local communication with the G4 EX.
Steps for unpacking and inspecting the G4 EX unit and its components.
Details steps for mounting the G4 EX on a 2-inch pipe.
Instructions for Type A pole mount installation of the G4 EX.
Instructions for Type B pole mount installation of the G4 EX.
Instructions for Type C pole mount installation of the G4 EX.
Procedural steps to install the manifold input lines to the transducer.
Guides the user on installing the standard RTD probe into the meter run.
Procedures for assembling the explosion-proof RTD for DIV 1 areas.
Instructions for installing the 6270 OEU enclosure and its options.
Procedures for installing the battery pack in the 6270 OEU.
Steps for installing and verifying the lithium battery connection.
Details the solar panel installation for outdoor mounting.
Instructions for installing the AC power charging unit.
Instructions on how to wire the G4 EX termination board to a UPS.
Guide for installing and setting up the PCCU32 software.
Explains methods to establish local communication with the G4 EX.
Steps to connect locally using a USB cable.
Instructions on how to set up Bluetooth connectivity for the G4 EX.
Instructions on how to set up Ethernet connectivity for the G4 EX.
Instructions for setting the G4 EX date and time.
How to set a unique station identifier for the G4 EX.
Guidance on entering the location field for the G4 EX.
Explains the security features for data and configuration in the G4 EX.
How PCCU32 requires security codes for access.
How WinCCU32 requires security codes for access.
Details the RBAC feature for role-based access control.
Steps to install the USB credit key driver.
Procedure for adding credits to the key via phone.
How to transfer credits from the key to the G4 EX.
How to transfer excess credits from the G4 EX back to the key.
Setting the log period for recording accumulated volume.
Setting the period for volume calculations.
Setting the calculation method for flow data.
Setting up supercompressibility calculations and parameters.
Lists constants and parameters for gas orifice meters.
Setting alarm limits for various parameters.
Procedure for resetting the volume accumulator.
Steps to put the G4 EX into operation.
How to set G4 EX temperature calculation conditions.
Describes the default displays on the G4 EX.
Contact information for installation, calibration, and maintenance assistance.
Importance of inspecting for cleanliness, both externally and internally.
How to back up configuration files to a laptop.
How the Restore function enables downloading configuration files.
Explains warm booting to reset the microprocessor without losing data.
Explains cold booting, which causes loss of historical data.
How changing the clock affects log period entries and audit trails.
Procedures for removing and installing the G4 EX battery pack.
Procedures for accessing and removing the G4 EX board.
Procedures for accessing and removing the G4 EX termination board.
Procedures for accessing and removing the LCD board.
Procedures for removing and installing the lithium battery.
Procedures for replacing the EXIMV transducer and sensor interface board.
Lists the test equipment needed for calibrating the G4 EX EXIMV.
Explains the Hold mode during transducer calibration.
How to check the static pressure calibration and log points.
How to check differential pressure calibration and log points.
Method for calibrating the G4 EX static pressure cell.
Method for calibrating the G4 EX differential pressure cell.
Overview of calibrating analog inputs, outputs, and pulse inputs.
Procedures for zeroing the static or differential pressure transducer.
How to calibrate and set bias for the onboard RTD input.
Procedures for changing the orifice plate.
Guidelines for troubleshooting the G4 EX subsystems.
Information on visual alarm codes displayed on the LCD.
Explains the low power Sleep mode and its causes.
Steps to troubleshoot a blank LCD screen issue.
Guidance for troubleshooting the Low Lithium alarm.
Steps to troubleshoot Analog to Digital Failure alarms.
Instructions to test the RTD probe for continuity.
Tests the current source on the termination board for RTD power.
Tests the RTD impedance.
Focuses on determining causes for the G4 EX losing power.
Tests the battery pack, AC charger, and solar panel circuits.
Tests the solar panel charging system for the G4 EX.
Tests the AC charger for the G4 EX.
Isolates auxiliary equipment to test battery pack output voltage consistency.
Explains the Sleep mode and its relation to battery voltage.
Explains cold and warm start procedures for resetting the G4 EX.
Troubleshooting procedures for communication issues with the G4 EX.
Notes to consider before operating the communication system.
Tests the transceiver supply voltage.
Tests the supply voltage for the 6270 OEU.
Checks the transceiver's output power and frequency.
Tests the supply voltage from the OEU enclosure to the termination board.
Test procedure for RS-232 communication.
Tests the RS-232 wiring on the termination board.
Tests RS-232 communication on the OEU termination strip.
Test procedure for RS-485 communication.
Tests RS-485 wiring on the termination board.
Tests RS-485 communication on the OEU termination strip.
Lists documents available on the ABB/Totalflow website.
Outline for installation and application of the I/O daughter card.
Instructions for upgrading the unit's flash memory.
Procedures for shutting down the unit's operating status.
Steps to disassemble the internal PCCU connector.
Steps to install the I/O daughter card.
Steps to reassemble the internal PCCU connector.
Notes on implementation for hazardous locations.
Details analog input and output points.
Describes the 0-20.48 mA analog output circuit.
Explains digital/pulse inputs and digital outputs.
Information on powering 4-20 mA transmitters and their requirements.
Example of converting 4-20 mA range to 1-5 VDC.
Example of using a reduced resistor value for transmitters.
Conclusion on using 4-20 mA transmitters and resistive values.
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