1. DESCRIPTION
This rugged general purpose, one input Counter
may be configured to count input pulses from a wide
variety of sensors and to display the total number in
engineering units. A smaller six digit display may be
activated to show the input pulse rate in engineering
units per second, minute or per hour.
2. OPERATION
Fig 1 shows a simplified block diagram of the
BA567E-SS Counter. The instrument can be
supplied with a factory fitted internally powered
display backlight, plus one of the following three
factory fitted accessories:
Dual isolated alarms
or
Isolated pulse output
or
Isolated 4/20mA output
Fig 1 BA567E-SS block diagram
2.1 Initialisation
Each time power is applied to a BA567E-SS Counter
initialisation is performed. After a short delay the
following display sequence occurs:
All segments of the display are activated
Counter starts functioning, using the
configuration information stored in the
instrument’s permanent memory. Unless
total and grand total displays have been reset
to zero, new pulses will be added to the
existing totals.
2.2 Controls
The BA567E-SS Counter is controlled and
configured via four front panel push buttons. In the
display mode i.e. when the instrument is counting,
the push button functions are:
Push Button Functions
(
+
)
Access to configuration menu
&
+
*
If Local Total Reset
CLr tot
in the
instrument configuration menu has
been activated, operating the
&
and
*
buttons simultaneously for three
seconds will reset the total display to
zero and clear any pulses stored in the
optional pulse output.
See 5.19
)
+
&
Grand total - shows
Lo
followed by least
significant 8 digits of the 16 digit grand
total.
)
+
*
Grand total - shows
Hi
followed by the
most significant 8 digits of the 16 digit
grand total.
If Local Grand Total Reset
CLr Gtot
in
the instrument configuration menu has
been activated, operating the
)
and
*
buttons simultaneously for ten
seconds will result in
Clr
.
no
being
displayed with the
no
flashing.
Operating the
*
or
&
button will
change the display to
Clr
.
YE5
, the
)
button will then reset the grand total to
zero which will be confirmed by a brief
display of
Gt Clrd
. See 5.20
(
+
&
Shows firmware version
Note
: When optional alarms are fitted, the
BA567E-SS Counter may be configured to provide
direct access to the alarm setpoints from the display
mode when the
(
and
*
buttons are operated
simultaneously. See 8.3.13
3
Summary of Contents for BA567E-SS
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