Veris Industries FSR Series Installation Manual page 29

Ultrasonic flow meter
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When using the Standard Configurations drop-down menu alternate, use the
following guidelines to make menu choices:
1) Select the transducer type and pipe size for the transducer to be used. The
firmware automatically enters the appropriate values for that pipe size and
type. Every entry parameter except for Units, Modbus Address, Standard
Configurations, Frequency, Flow Direction, and Specific Heat Capacity are
unavailable behind a "grayed out" entry box.
2) Go back to the Standard Configurations drop-down menu and select
Custom. When Custom is chosen, the previously grayed out selections are
available for editing.
3) Make any changes to the Basic configuration deemed necessary, and press
Download.
4) To ensure that the configuration changes take effect, turn the power off
and then back on again to the transmitter.
Also under the General heading is a field for entering a Modbus Address. If the meter
is used on a multi-drop RS-485 network, assign a unique numerical address in this
box.
Note: This address does not set the Modbus TCP/IP, EtherNet/IP™, BACnet® address. That is set via
the web page interface that is integrated into the Ethernet port.
Note: Do not confuse the Modbus Address with the "Device Address" as seen in the upper left-hand
corner of the display. The Device Addr is included for purposes of backward compatibility of first
generation products. The Device Addr has no function and will not change when used with current
products.
2. Transducer
Transducer Type is selected from the drop-down list. If you are unsure about the type
of transducer to which the meter will be connected, consult the factory configuration
sheet or call customer support for assistance.
Note: A change of Transducer Type causes a System Configuration Error (1002: Sys Config
Changed). This error clears when the microprocessor is reset or power is cycled on the flow meter.
Transducer Mount selects the orientation of the transducers on the piping system.
See Part 2 of this manual and Table 2.2 for detailed information regarding transducer
mounting modes for particular pipe and liquid characteristics. Whenever Transducer
Mount is changed, perform a download and a subsequent microprocessor reset or
flow meter power cycle.
Transducer Frequency selects a transmission frequency for the various types of
transducers that can be utilized. In general, larger pipes require slower transmission
frequencies to attain a good signal.
Z205739-0D
PAGE 29
Alta Labs, Enercept, Enspector, Hawkeye, Trustat, Aerospond, Veris, and the Veris 'V' logo are trademarks or registered trademarks of Veris Industries, L.L.C. in the USA and/or other countries.
FSRxxxx SERIES
©2013 Veris Industries
INSTALLATION GUIDE
Frequency
Transducers
2 MHz
All ½" thru 1½"
2" Tubing
1 MHz
2" ANSI and Copper
all 2" to 24"
500 kHz
larger than 24"
Table 5.1 - Transducer Frequencies
Transducer Spacing is a value calculated by the firmware that takes into account
pipe, liquid, transducer and mounting information. This spacing adapts as these
parameters are modified. The spacing is given in inches for English units and
millimeters for Metric. This value is the lineal distance that must be between the
transducer alignment marks. Selection of the proper transducer mounting method is
not entirely predictable and many times is an iterative process.
Note: This setting only applies to transducers for pipe larger than 2"
Transducer Flow Direction allows the change of the direction the meter assumes is
forward.
Pipe Material is selected from the drop-down list. If the pipe material utilized is not
found in the list, select Other and enter the actual pipe material, Sound Speed, and
Roughness (much of this information is available at web sites such as www.ondacorp.
com/tecref_acoustictable.html) for pipe relative roughness calculations.
Pipe O.D. and Wall Thickness are based on the physical dimensions of the pipe. Enter
this value in inches for English units or millimeters for Metric units.
Note: Charts listing popular pipe sizes are included in the Appendix of this manual. Correct entries
for pipe O.D. and pipe wall thickness are critical to obtaining accurate flow measurement readings.
Liner Material is selected from the drop-down list. If the pipe liner material utilized
is not included in the list, select Other and enter liner material, Sound Speed, and
Roughness (much of this information is available at web sites such as www.ondacorp.
com/tecref_acoustictable.html). See the Basic Menu section of this document (item
10) for pipe liner relative roughness calculations.
Fluid Type is selected from the drop-down list. If the liquid is not found in the
list, select Other and enter the liquid, Sound Speed, and Absolute Viscosity into
the appropriate boxes. The liquid's Specific Gravity is required if making mass
measurements, and the Specific Heat Capacity is required if making energy
measurements.
Transmission
Pipe Size and
Modes
Type
Selected by
Specific to
Firmware
Transducer
Selected by
Specific to
Firmware
Transducer
W, V, and Z
2" to 24"
W, V, and Z
24" and Greater
05131

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