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Saab Marine Electronics TankRadar L/2 User Manual

Saab Marine Electronics TankRadar L/2
73 pages
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INSTALLATION
MANUAL
W11W12
FOR
INTRINSICALLY
SAFE CIRCUITS
ONLY
"i"
W11W12
FOR
INTRINSICALLY
SAFE CIRCUITS
ONLY
"i"
W11W12
FOR
INTRINSICALLY
SAFE CIRCUITS
ONLY
"i"
Parabolic
Antenna
Gauge
Still Pipe
Gauge
Horn
Antenna
Gauge
LPG/LNG
Gauge
Copyright © June 1995
Saab Marine Electronics AB
US Version
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Saab Marine Electronics TankRadar L/2 Specifications

General IconGeneral
BrandSaab Marine Electronics
ModelTankRadar L/2
CategoryMarine Equipment
LanguageEnglish

Summary

Introduction to the TankRadar L/2 System

Safety

Intrinsic Safety

Restricts electrical energy to prevent ignition in hazardous areas.

Explosion Proof

Uses enclosures designed to withstand internal explosions without external ignition.

Specific FCC Requirements (US market only)

Details FCC regulations for radio frequency emission on US installations.

Description of the Radar Tank Gauges

Transmitter Head

The central unit housing electronics for all radar tank gauges.

Horn Antenna Gauge, RTG 2920

For fixed roof tanks without still pipes; easy mounting.

Parabolic Antenna Gauge, RTG 2930

For demanding environments and custody transfer accuracy.

Still Pipe Gauge, RTG 2940

Designed for accurate measurements within still pipes.

LPG/LNG Gauge, RTG 2960

For level measurement in LPG and LNG tanks.

Description of the Data Acquisition Units

Connection of the Sensors

How to connect RTDs and other sensors to the DAU.

Selecting the Temperature Range

Configuring temperature measurement ranges via jumpers.

Local Readout Display

Optional display unit for showing product level and parameters.

Write Enable/Inhibit Switch

Switch to control programming access to EEPROM.

Common Installation Data for Both DAUs

General operating and environmental specifications for DAUs.

Slave Data Acquisition Unit, DAU 2100

Details and installation data for the Slave DAU.

Independent Data Acquisition Unit

Details and installation data for the Independent DAU.

Description of the Field Bus Modem, FBM 2170

Installation Data for FBM 2170

Technical specifications and power requirements for the FBM.

Description of the Field Communication Unit, FCU 2160

Communication Ports

Configuration options for FCU's Field Bus and Group Bus ports.

Description of the Junction Boxes

Junction Box JB 8 for Connection of RTG to Slave DAU

JB 8 for intrinsically safe connections between RTG and Slave DAU.

Junction Box JB 12 for Connection of RTG (with CLC) to Slave DAU

JB 12 for connections involving Current Loop Card (CLC).

Connection to a Plant Host Computer (Plant DCS)

Junction Box JB 16 for Connection to RTG and Independent DAU

JB 16 for connecting RTG and Independent DAU to power and bus.

Junction Box JB 36 for Connection of Temperature Sensors

JB 36 for intrinsically safe connection of temperature sensors.

Installation Schedule

Requirements on the Installation of the Radar Tank Gauges

Horn Antenna Gauge, RTG 2920 Requirements

Installation criteria for the Horn Antenna Gauge, including free space.

Parabolic Antenna Gauge, RTG 2930 Requirements

Installation criteria for the Parabolic Antenna Gauge, including inclination.

Still Pipe Gauge, RTG 2940 Requirements

Installation criteria for the Still Pipe Gauge and pipe dimensions.

LPG/LNG Gauge, RTG 2960 Requirements

Installation criteria for the LPG/LNG Gauge, including still pipe.

Mechanical Installation of the Radar Tank Gauges

Installation of Horn Antenna Gauge, RTG 2920

Step-by-step instructions for mechanically installing the Horn Antenna Gauge.

Installation of the Parabolic Antenna Gauge, RTG 2930

Step-by-step instructions for mechanically installing the Parabolic Antenna Gauge.

Installation of the Still Pipe Gauge, RTG 2940

Step-by-step instructions for mechanically installing the Still Pipe Gauge.

Installation of the LPG/LNG Gauge, RTG 2960

Step-by-step instructions for mechanically installing the LPG/LNG Gauge.

Electrical Installation

Cabling for Power Supply

Guidelines for power supply cabling, voltage drop, and selection.

Cabling for TRL/2 Bus

Requirements for the twisted and shielded pair TRL/2 bus.

Grounding

Procedures for grounding the Transmitter Head and DAU.

Electrical Installation of the Radar Tank Gauge, RTG

Specific electrical connections for the Radar Tank Gauge.

Electrical Installation of the Data Acquisition Unit, DAU

Specific electrical connections for DAUs.

Electrical Installation of the Field Bus Modem, FBM 2170

Electrical connections and power for the FBM.

List of Drawings

Description of the Required System Information

System Configuration

Inputting the number of system components like FCUs and DAUs.

System Master

Specifies PC hardware and OS requirements for OPI software.

Plant Host Computer System (Plant DCS)

Details for connecting a plant host computer for data processing.

Tank Data

Information required for each tank, including product and temperature.