CiDRA SONARtrac HD VF-100 - Manual (Page 63)

Copyright © 2006 CiDRA Corporation Page 9-11
20638-02 Rev 01
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Operating Mode Messages – ‘M’:
The four character mode field is used to display the operating mode of
the system. Their definitions are as follows:
Mode Message Description
‘IDL’ Idle / Stop Mode
‘RAW’ Transferring raw data
‘SNG’ Performing a single measurement
‘VF’ Running in VF mode
Table 12 Mode Message Definitions
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Communications (C):
Indicates a connection (Ethernet) or activity (Serial). No received
serial messages for 10 seconds will clear the Serial indicator.
•
HART Activity (H):
Indicates a recent HART message processed by the transmitter. No
received HART messages for 10 seconds will clear this indicator.
•
Write Protect (W):
Indicates configuration changes cannot be made to the transmitter.
Write Protect can be turned on and off via the menu or HART. Default
is OFF.
•
Event Log Update (!):
A failure event has been saved in the Event Log, accessible from the
front panel menu. Blank means no change to event log since last
accessed.
•
Activity (/-\l):
Indicator will cycle during normal system operation
9.5.1.3 Display Examples
The following figure shows an example display when the system is
operating and detects a flow rate that is below the system minimum
flow threshold setting. As seen, a <Min indication is given on the
volumetric flow line and the totalizer value shown on line 2 will not
increase. In addition, a status message will indicate the system
condition.
V
F
< Min gal/min
T
O
T
19345 gal
VF /
Figure 55 Flow Rate Is Less Than Minimum Configuration