Force Transmit Procedure - Siemens SITRANS F Instruction Manual

Ultrasonic flowmeters
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Section 2
To complete the Install process, disregard the following prargraphs explaining the Force Trans-
mit and Force Frequency diagnostic software routines.
NOTE: If the transducers have been installed successfully but the Estimated Vs (sonic velocity)
has been changed, the Pick/Install Xdcr menu cell [Install Completed?] option list will
also display the [Transfer Install] function selection. The Transfer Install function allows
the transducers to be optimally positioned for a different fluid, without the need for a
new Initial Makeup procedure (see the Water Calibration addendum in this manual for
details).

Force Transmit Procedure

This diagnostic software routine allows the user to "force" a transmitting condition that can be use to
search for an amplitude level (ALC) when Detection Fault or Low Signal alarms are present. The routine
forces the flowmeter to generate constant transmit bursts while reporting current receive signal strength
for the user. To initiate the Force Transmit function, refer to the example shown below.
1. After [Install] is selected press <ENT>. While the meter is going through the drives (see menu
screen below), press the <ALT> and <MENU> keys simultaneously.
NOTE: The <ALT> and <MENU> keys must be pressed before the meter scans through all the
drives, or the selection of the detection mode and the Force Transmit function must be
initiated again.
Siemens
2 Channel
Key [Install] after mounting transducers
Transducer Model
Transducer Size
Xdcr Mount Mode
Spacing Offset
Number Index
Spacing Method
Ltn Value (in)
Install Completed?
Empty Pipe Set
Zero Flow Adjust
Pick/Install Xdcr
Siemens
2 Channel
Drive 11
Transducer Model
Transducer Size
Xdcr Mount Mode
Spacing Offset
Number Index
Spacing Method
Ltn Value (in)
Install Completed?
Empty Pipe Set
Zero Flow Adjust
Pick/Install Xdcr
[1]
SITE1
1011 Universal
B3
Direct
Minimum
4
Track 1012TP
0.217
No
Channel Not Setup
Channel Not Setup
[1]
SITE1
1011 Universal
B3
Direct
Minimum
4
Track 1012TP
0.217
Install
Channel Not Setup
Channel Not Setup
2-23
1010ENFM-3B

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