Varec 2920 Manuals

Manuals and User Guides for Varec 2920. We have 1 Varec 2920 manual available for free PDF download: Installation And Operation Manual

Varec 2920 Installation And Operation Manual

Varec 2920 Installation And Operation Manual (194 pages)

Float & Tape Transmitter

Brand: Varec | Category: Other | Size: 8.91 MB

Table of Contents

Table of Contents
7
Introduction

11
- Function & System Design
  12
  - System Functionality
    12
  - Internal System Design
    13
  - Product Label
    14
Installation

17
- Site Preparation Checklist
  17
- General Safety Guidelines
  18
- Unpacking
  18
- Becoming Familiar with the 2920 FTT
  19
- Grounding the Equipment
  19
- Water and Dust Ingress Protection
  20
- Correct Sealing of the Junction Box Covers
  21
- Installation Overview
  22
Mounting

23
Wiring

27
Display and Configuration Interface

61
- Indicators
  61
- Configuration
  63
- System Data
  64
  - PIN Codes
    66
- Basic Setup
  68
- Local RS-232
  71
- System Time
  72
- Encoder Data
  73
- RTD Data
  75
- Tank Data
  77
- Digital Outputs
  81
- Analog Input
  83
  - Analog Input User Calibration
    85
- Analog out
  86
  - Analog Output User Calibration
    88
- BPM Data
  90
- MODBUS Data
  91
- Mark/Space Data
  93
- L&J Tankway
  96
- NMT Prothermo
  99
- HART Device
  102
- FMR Radar
  104
- HART Master
  107
- Calibration
  110
  - Calibrate Level Shortcut
    110
Bi-Phase Mark

111
- Basic Parameters
  111
Modbus

115
- Basic Parameters
  115
- 2920 EIA-485 MODBUS Hardware Setup
  118
  - Terminating the MODBUS Network
    118
  - Setting the Bias Current
    119
Mark/Space

121
- Basic Parameters
  121
L&J Tankway

123
- Basic Parameters
  123
Configuring HART Devices

127
- Displaying HART Data on the LCD
  129
Configuration & Calibration - Level, Limits, and Outputs

131
- Calibrating the Transmitter Tank Level
  131
  - Before Beginning the Calibration Process
    131
- Calibrating Limit Switches
  132
- Configuring Outputs
  134
Maintenance and Troubleshooting

139
- Maintenance
  139
  - Checking the CPU Status
    139
  - 2920 FTT Exploded View
    140
  - 2920 FTT Spare Parts List
    141
  - Upgrading Software
    141
- Troubleshooting
  142
Specifications

149
- Environmental
  149
- Entity Parameters
  151
- Encoder
  151
- Functional
  151
- Primary Components
  151
- Switches and Indicators
  152
- Fuse
  152
- Input/Output Options
  152
- Physical
  152
- Digital Output Relay Ratings
  153
- Analog 4-20 Ma Input
  153
- Analog 4-20 Ma Outputs (2)
  153
- I.S. HART Interface
  153
- Explosion-Proof/Flameproof (Ex D) HART Interface (Non-I.S.)
  154
Ordering Information

155
- Order Code Table
  155
Modbusappendix a - MODBUS Implementation

159
- Introduction
  159
- Implementation
  159
- Configuration
  159
- Functions and Data Formats
  160
- Integer Registers
  161
  - Integer Data
    162
  - Coded Data
    163
  - Packed Bit Data
    163
- Floating-Point Registers
  164
  - Floating-Point Data
    164
  - The Two 16-Bit Registers Format
    164
  - The One 32-Bit Register Format
    164
- Status Bits
  166
- Exception Responses
  166
- Data out of Range
  167
- Loopback Test
  167
- Hardware Implementation
  168
- Integer Register Map
  168
- 32-Bit Floating Point Register Map
  176
- Status Bit Register Map
  177
Appendix B - RTD Resistance - Temperature Charts

179
Appendix C - Bi-Phase Mark Implementation

187
- Implementation
  187
Appendix D - Associated Intrinsically Safe Control Drawing

189

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