Varec 4000 manual Installation

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4000	Installation

2 Installation

2.1Overview

This section contains instructions for unpacking, mounting, grounding, and wiring the Varec Model 4000 Advanced Technology Transmitter (ATT) assembly. An installation checklist is also included.

Warning! To avoid electric shock and possible injury, do not perform any service procedures other than those specified in this manual. These installation instructions are for use by qualified service technicians.

Figure 2-1: Model 4000 ATT mounted on Model 2500 ATG

2.1.1Unpacking

Remove the ATT from the shipping container and inspect it for evidence of shipping or handling damage. Report any shipping damage to the carrier. Verify that the contents of the shipping container agrees with the packing list.

2.1.2Storage Prior to Installation

If the ATT is to be stored prior to installation, it should be repackaged in its shipping container and stored in a temperature and humidity controlled environment.

2.1.3Becoming Familiar with the ATT

The ATT is housed within an explosion proof enclosure. A cover is provided to permit access to both the electronics and backup batteries.

3/4- and 2 1/2-inch NPT plugs are provided for wiring access. Wiring to the ATT consists of connecting power, host communication, RTD input and an optional ground connection.

2.1.4Hardware Configuration

All configuration is performed using the Model 1200 Handheld Terminal or a download from a host computer. However, certain parameters such as communication address and speed must be configured via the Model 1200 Handheld Terminal.

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Contents Installation Operations Manual Page Copyright Disclaimer of Warranties Safety Precaution Definitions Safety Precautions Tank Gauge Transmitter Introduction Tank Gauge Transmitter Glossary Tank Gauge Transmitter Viii Introduction Using This ManualOperation ConfigurationConstruction Installation Part Number Gauge Adapter Kit Mounting the EquipmentATT Wiring WiringWiring Preparation Connecting Input PowerTerminal Block One TB1 Terminal Block Two TB2 Connecting Host CommunicationTypical EIA485 Wiring ATT EIA485 WiringTypical EIA485 System Wiring Typical Mark/Space Field Wiring ATT Mark/Space WiringConnecting the Handheld Terminal Connecting the RTDWiring Completion Installation CheckoutConfiguration Parameters Configuration1200 Hand Held Terminal Function Key DescriptionTerminal Mode Configuration 1200 Hand Held Terminal Terminal Mode OperationMenu Operation Main Menu Description Main MenuSummary Menu Description Summary MenuConfiguration Menu Description Configuration MenuHost Menu Description Host MenuQuick Setup General Configuration Imperial Fractional 1900 Quick Setup DefaultsHost Configuration Imperial Decimal 1900 Quick Setup Defaults 3 0-20 Meter 1900 Quick Setup Defaults 4 0-30 Meter 1900 Quick Setup Defaults Imperial Decimal 1800 Series Transmitter Quick Setup Imperial Fractional 1800 Series Transmitter Quick Setup7 0-20 Meters 1800 Series Transmitter Quick Setup 8 0-30 Meters 1800 Series Transmitter Quick SetupImperial Modbus Quick Setup Defaults Metric Modbus Quick Setup Defaults Maintenance Maintenance and TroubleshootingBattery Replacement ATT Error Status Conditions TroubleshootingError Message Description ATT Status Conditions ATT Configuration Error CheckingStatus Condition Description Host Communication Loopback Tests Model 1200 Error MessagesSpecifications and Physical Characteristics SpecificationsInput Power EnvironmentalLevel Measurement Intrinsic Safety Safety Agency ApprovalsExplosion Proof Agency Acronym RequirementMajor System Assemblies and Components Assembly/Component Part NumberCommunications Order CodesOrder Codes CPU Board Theory of OperationStatus Inputs and Outputs Back-up BatteryAtti Communications Port Host Communications InterfacesTemperature Measurement Encoder Battery BackupHost Communication Function Number Mark/Space Host InterfaceNumber Exception Compatibility with Varec Tank Polling Unit Modbus Support over Mark/Space Host InterfaceTheory of Operation Model 4040 Display Unit ATT Family of ProductsModel 4050 Digital Input/Output Unit Relay SpecificationsDigital Outputs Digital InputsIntroduction Modbus ImplementationImplementation Modbus Implementation Integer Registers Functions and Data FormatsTerm Definition Host Request Integer DataATT Response Character Data Packed Bit Data Coded DataFloating-Point Data Floating-Point RegistersTwo 16-bit Registers Format Floating Point DataOne 32-bit Register Format Status Bit Data Status BitsException Responses Exception Response ReasonLoopback Test Data Out of RangeHardware Implementation Register Number Type Description Integer Register MapRegister Number Sw Ver0-1 Noise Reject Type Status Bit Register Map Floating Point Register MapModbus Implementation 10.1 4000TIFMO Optional Interfaces10.2 4000GEFMO 10.3 4000LJFMO10.6 4000GMFMO 10.5 4000WBFMOAdv Hi Level GlossaryDband TSU Tank Gauge Transmitter 4000 Your official representative Your offical representative