Инструкции для Siemens UM344-2

Содержание

• Analog Mode

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• 1.0 INTRODUCTION

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• 1.1 SECTION CONTENTS

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• 1.2 PRODUCT DESCRIPTION

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• 1.3 CONFIGURATION

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• 1.4 PRODUCT SUPPORT

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• 1-1 Basic Model 344

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• 1-2 Terminal Connections

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• Transmitter Quantity

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• 2.0 XTC COMMUNICATOR

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• 2.1 DISPLAY

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• 2.2 KEYPAD DESCRIPTION

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• 2.2.1 Dedicated Keys

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• 2.2.2 Function Keys

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• 2.3 LOOP CONNECTION

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• 2.4 POWER

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• 2.5 MXC SOFTWARE VERSION

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• 2.6 MXC MENU SCREENS AND PARAMETER MAP

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• 2-1 Moore XTC Communicator (MXC)

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• 2-2 Major MXC Menu Screens

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• 2-3 Parameter Map, MXC/Model 344

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• 3.0 INITIAL TRANSMITTER SET-UP

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• 3.1 COMMISSIONING TRANSMITTER ON THE BENCH OR IN THE FIELD

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• 3.1.1 Test Equipment Needed

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• 3.2 ESTABLISHING COMMUNICATION

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• 3.3 TESTING THE TRANSMITTER, MXC, AND THE LOOP

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• 3.3.1 MXC Testing

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• 3.3.2 Transmitter Testing

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• 3.3.3 Loop Testing

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• 3.4 REVIEW CONFIGURATION DATA

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• 3.5 CHECKING TRANSMITTER OUTPUT

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• 3-1 Bench Test Connections

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• 3-2 Typical Field Test Connections

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• 4.0 INSTALLATION

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• 4.1 EQUIPMENT DELIVERY AND HANDLING

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• 4.1.1 Factory Shipment

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• 4.1.2 Receipt of Shipment

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• 4.1.3 Storage

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• 4.2 ENVIRONMENTAL CONSIDERATIONS

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• 4.3 INSTALLATION CONSIDERATIONS

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• 4.3.1 Mechanical

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• 4.3.2 Electrical

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• 4.3.3 Transmitter Operating Mode and Network Type

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• 4.3.3.1 Analog Mode

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• 4.3.3.2 Digital Mode

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• 4.3.4 Power Supply Requirements

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• 4.3.4.1 Point-To-Point Network

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• 4.3.4.2 Multi-Drop Network

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• 4.3.5 Cable Capacitance and Maximum Length

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• 4.3.5.1 Cable Capacitance

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• 4.3.5.2 Maximum Cable Length Calculation

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• 4.3.6 Network Junctions

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• 4.3.7 Safety Barriers

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• 4.3.8 Connection of Miscellaneous Hardware

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• 4.3.10 2-Wire RTD Accuracy Limitations

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• 4.3.11 Shielding and Grounding

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• 4.4 MECHANICAL INSTALLATION

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• 4.4.1 Pipe Mounting

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• 4.4.2 Flat Surface Mounting

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• 4.4.3 Direct Mounting to Process

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• 4.4.4 Local Digital Display Installation, Repositioning and Removal

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• 4.4.5 Electrical Conduit and Cable Installation

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• 4.4.5.1 Conduit

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• 4.4.5.2 Cables

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• 4.4.5.3 Access to Transmitter Terminal Compartment

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• 4.5 ELECTRICAL INSTALLATION

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• 4.6 HAZARDOUS AREA INSTALLATION

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• 4-1 Point-To-Point Network (Analog Mode)

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• 4-2 Model 352 SLDC and Model 344 Connections (Analog Mode)

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• 4-3 Multi-Drop Network (Digital Mode)

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• 4-4 Supply Voltage versus Network Resistance

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• 4-5 Dimensions, Mounting Bracket for Model 344

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• 4-6 Model 344 Mounting Configurations with Supplied Bracket

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• 4-7 Transmitter -To-Process Mounting

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• 4-8 Sensor Assembly

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• 4-9 Digital Meter Orientation and Mounting Hardware

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• 4-10 Digital Meter Repositioning and Removal

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• 4-11 Conduit Drain and Explosion Proof Installations

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• 4-12 Signal (Loop), Sensor, MXC and Test Terminals

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• 4-13 Model 344 Sensor Wiring

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• 5-1 Model 344 Digital Meter

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• 4.1 Operating Mode and Network Type

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• 4.2 Thermocouple and Extension Grade Wire Characteristics

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• 5.0 ON-LINE AND OFF-LINE OPERATION

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• 5.1 ON-LINE OPERATION

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• 5.1.1 Using the MXC for Configuration

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• 5.1.1.1 Sensor Input Block

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• 5.1.1.2 Operator Display Block

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• 5.1.1.3 Transmitter ID Block

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• 5.1.1.4 Output Block

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• 5.1.1.5 Alarm Block

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• 5.1.1.6 Setpoint Track and Hold Block

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• 5.1.1.7 A/M Transfer Block

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• 5.1.1.8 Controller Block

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• 5.1.1.9 End or Review Configuration

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• 5.1.2 Downloading A Configuration

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• 5.1.3 Local Transmitter Operation

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• 5.1.3.1 Display Functions

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• 5.1.3.2 Local Pushbutton Input Ranging

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• 5.1.3.3 Local Pushbutton Damping Adjustment

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• 5.1.3.4 Local Pushbutton AUTO/MANUAL, SETPOINT and VALVE Adjustments

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• 5.1.4 Quick Access Key Operation

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• 5.2 OFF-LINE OPERATION

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• 5.2.1 Using Off-Line Operations to Access an Archive

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• 5.2.2 Using an Archive in On-Line Memory

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• 5.1 Output Display Code Choices

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• 6.0 CALIBRATION AND MAINTENANCE

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• 6.1 CALIBRATION

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• 6.1.1 Equipment Required

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• 6.1.2 Transmitter Analog Output Calibration

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• 6.1.2.1 Transmitter Normally Configured for Analog Mode

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• 6.1.2.2 Transmitter Normally Configured for Digital Mode

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• 6.1.3 RTD/OHM Type Input Calibration

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• 6.1.3.1 RTD/OHM Calibration Check

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• 6.1.3.2 Current Source Calibration

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• 6.1.4 Thermocouple/Millivolt Type Input Calibration

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• 6.1.4.1 Thermocouple/Millivolt Calibration Check

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• 6.1.4.2 Narrow/Wide Millivolt Calibration

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• PREVENTIVE MAINTENANCE

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• 6.2.1 Tool and Equipment Requirements

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• 6.2.2 Transmitter Exterior Inspection

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• 6.2.3 Transmitter Exterior Cleaning

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• 6.2.4 Transmitter Enclosure Interior Inspection

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• 6.2.5 Transmitter Calibration

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• TROUBLESHOOTING

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• 6.3.1 Preliminary Troubleshooting

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• 6.3.2 Troubleshooting

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• 6.3.2.1 Diagnostic Messages

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• 6.3.2.2 Possible Transmitter Output Problems

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• 6.3.3 Diagnosing a Defective Digital (LCD) Meter

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• 6.3.4 Enclosure Thread Lubrication

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• NON-FIELD-REPLACEABLE ITEMS

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• ASSEMBLY REMOVAL AND REPLACEMENT

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• 6.5.1 Electronics Module Removal and Replacement

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• MAINTENANCE RECORDS

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• RECOMMENDED SPARE AND REPLACEMENT PARTS

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• SOFTWARE COMPATIBILITY

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• RETURN SHIPMENT

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• Bench Calibration Connections

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• Field Calibration Connections

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• RTD/Ohm Current Source Calibration Set Up

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• TC/mV Input Accuracy Check and Calibration Set Up

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• Self-Diagnostics Troubleshooting

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• Message - No Transmitter Found

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• Message - Communication Error

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• Message - Field Device Malfunction

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• Symptom - Zero or Low Output

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• Symptom - High Output

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• Symptom - Output Current Fixed Below Scale at Approximately 3.84 mA

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• Symptom - Output Current Fixed Above Scale at Approximately 21.8 mA

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• Symptom - Erratic Output

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• 7.0 CIRCUIT DESCRIPTION

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• 7.1 ELECTRONICS ASSEMBLY

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• 7.2 THEORY OF OPERATION

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• 7.2.1 Thermocouple/Millivolt Input

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• 7.2.2 RTD/OHMS Input

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• 7.2.3 Signal Conversion

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• 7.2.4 Communication Format

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• 7-1 Model 344 Electronics Module Block Diagram

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• 8.0 MODEL DESIGNATION AND SPECIFICATIONS

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• 8.1 MODEL DESIGNATION

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• 8.2 ACCESSORIES

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• 8.3 SPECIFICATIONS

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• 8.3.1 Mechanical

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• 8.3.2 Functional and Performance

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• 8.3.3 Two-Wire Cable

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• 8.3.4 Sensor Inputs

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• 8.3.5 Environmental

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• 8.3.6 Hazardous Area Classification

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• 8.3.6.1 CSA Hazardous Locations Precautions

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• 8-1 Typical TC and RTD Thermowell Assemblies without Heads

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• 8-2 Typical TC or RTD Thermowell Assembly with a Head

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• 8-3 Model 344 Dimensions

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• Model 344T Model Designation

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• General Accessories

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• Thermal Sensors

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• Replacement Thermocouples and RTDs for 344T Temperature Elements

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• Thermocouple Wire

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• Sensors: Type, Range, Span, and Accuracy

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• 9.0 GLOSSARY

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