BEKA BA368C, Руководство пользователя

Страница: 88 / 93

88
5.5.2 Function of instrument: ‘Function’
This is the first function in the programme menu
which conditions the instrument as a counter,
timer, tachometer or as a clock.
CAUTION
This function must be entered before any of
the other parameters are programmed. It is
protected by a password to prevent
accidental changes.
To define the function of the instrument select
‘Function’ from the main menu and press
P which
will reveal the existing setting. Pressing the Up or
Down button will scroll through the four options:
Display Instrument function
‘CountEr’ Counter
‘CLOC’ Clock
‘tACHO’ Tachometer
‘ELAPSE’ Timer
When ‘CLOC’ is displayed, press P which will
result in ‘Set.nO’ being displayed. To proceed
press
Up or Down which will change this to
‘Set.YES’. To confirm the function change, press
P which will result in prompt 'Set 0000' with one
digit flashing. Using the Up , and Down buttons
and the P button to move to the next digit, enter
the password 'SurE'. Note 'S' is entered as '5'.
Finally, pressing
E will execute the change to a
Clock and return the display to the 'Function'
prompt in the main menu.
.
5.5.3 Display format & units: ‘dISPLAY’
This parameter allows a twelve or twenty four hour
format with or without seconds to be selected.
To check or change the units select 'dISPLAY'
from the main menu and press
P which will reveal
the current setting. Pressing the Up or Down
button will scroll through the four options:
Display Clock format
’12:00’ 12 hours
’12:00:00’ 12 hours with seconds
’24:00’ 24 hours
’24:00:00’ 24 hours with seconds
Both the twelve hour clock displays are prefixed by
an ‘A’ or a ‘P’ to denote am or pm. When the
required format has been selected, press
E to
enter and return the instrument to the main menu.
Note: When only hours and minutes are being
displayed, the displayed colon flashes to show
that the clock is functioning.
5.5.4 Set display time: ‘SEt’
To set the displayed time select 'SEt' from the main
menu and press
P to reveal the existing display
with one digit flashing. The value of the flashing
digit can be changed by pressing the
Up or Down
buttons. When this digit is correct pressing P will
transfer control to the next digit.
When a twelve hour format has been selected in
the ‘dISPLAY’ function, the displayed time will be
prefixed by an ‘A’ or a ‘P’ to denote am or pm.
This may be changed by pressing
P until the prefix
flashes and then operating the Up or Down button
to set the prefix as required.
When the correct time has been entered, press E
t o restart the clock and return the instrument to the
main menu.
Note: Seconds are always displayed while the set
time is being adjusted.
5.5.5 Set reset time: ‘rSEt t’
This function enables the BA368C reset time to be
adjusted. When terminals 7 & 8 are connected
together the time displayed by the BA368C will be
automatically set to this preprogrammed reset
time. The clock function will remain inhibited until
the contacts are opened, when the clock will
restart operating from the reset time. This enables
the BA368C clock to be synchronised with a
master clock once every 24 hours.
To adjust the reset time select 'rSEt t' from the
main menu and press
P to reveal the existing
display with one digit flashing. The value of the
flashing digit can be changed by pressing the
Up
or Down buttons. When this digit is correct
pressing P will transfer control to the next digit.
When the required time has been entered, press E
t o return to the main menu.
Note: Seconds are always displayed while the
reset time is being adjusted.
5.5.6 Security code: ‘CodE’
All clock adjustments may be protected by a four
digit security code which must be entered before
access to the programme menu is granted. New
instruments are programmed with the default
security code 0000 that allows unrestricted access
to all programming functions without entering a
security code.
To enter a new security code select 'COdE' from
the menu and press
P which will cause the
instrument to display the current security code.