Rosemount Tank Radar AB REX 用户手册

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页码 73
58
Saab TankRadar L/2
US Version. Seventh edition, June 1995
Installation Manual
14 Description of the Required System Information
In order to be able to correctly configure and assemble the parts of
the system the Required Information Form must be completed.
It is also necessary to provide drawings of the tank farm layout
with proposed location of Radar Tank Gauges, Data Acquisition
Units, Field Communication Units, Field Bus Modems, Operator’s
Interface etc.
The Required System Information Form and the drawings must be
filled in and returned to Saab Tank Control or to Saab Tank Con-
trol Representative 1-3 months before delivery.
When the system is started up all the database constants have to
be programmed into the system. For this purpose the Data Sheets
in the Service Manual should be completed. The completed Data
Sheets are a great aid when setting up the system using either the
Operator’s Interface (OPI) or the Configuration Software (COS).
14.1 System Configuration
Enter how many Field Communication Units, Radar Tank Gauges,
Slave Data Acquisition Units and Independent Data Acquisition
Units that will be connected to the system.
Enter power supply as either 115 V or 230 V.
14.2 System Master
The Operator’s Interface software needs at least a 486/33 MHz
computer. There is a minimum requirement of at least 8 MByte
RAM memory for the OPI Software and 12 MByte RAM for the
OPI/2 Software. The operating system must be OS/2 of version
1.2 Standard Version or higher. It is not a requirement, but it is
very convenient to operate the program with a mouse or some
other pointing device.
14.3 Plant Host Computer System (Plant DCS)
The type and make of the host computer must be entered in the
table. The type of communication and the communication protocol
must be specified. The host computer can be connected directly to
the Field Communication Units or it can be connected to a PC with
the Operator’s Interface. See chapter 8.
14.1.3 Tank Data
The tank type, the tank content, its temperature range and its
maximum pressure has to be filled in. The Tank Reference Height
is the reference height from the Tank Reference Point down to the
Datum Level or the tank bottom, whichever that is used as the
zero level. The Tank Reference Point should be the ullage plug
which will be used for hand dipping. The Tank Connection Type
has to be specified as either Horn Antenna, Still Pipe, Parabola or