Xylem OxiTopIS OC100 - Manual (Page 79)

Power Supply Power Supply
78 BA31114e5 07/2006 BA31114e5 07/2006 79
The OxiTop ® -OC100 and OxiTop ® -C instruments are battery-powered.
To ensure reliable operation, both instruments have a 2-stage battery status monitor
1st level = warning level : Batteries LoBat !
2nd level = error level : Batteries empty !
OxiTop ® - OC100 controller
Economy circuit (automatic switch off)
The instrument switches off automatically following the last key actuation after expiry
of the set switch-off interval.
Switch-off interval:
• Routine BOD operating mode: preset to a fixed period of 5 min.
• Standard BOD operating mode: delivery state of 5 min.,
settings of 5...15 min. possible
Supply batteries
Batteries: 3 pcs, alkaline (alkaline manganese), size: Mignon, AA, AM3, LR6
These batteries ensure the energy supply of the OxiTop
® OC100.
Run time: > 100 h (approx. 1000 start-ups in normal use)
Supply batteries status signals
are given on switching on the instrument by display messages and a signal tone
or can be called up under “GLP/Tools - Check - Controller info”.
Display message Note / Meaning
Supply
Battery/ies LoBat !
Please change !
The warning appears for approx. 3 seconds.
The instrument then continues to run normally.
The instrument can still be safely operated within the
specifications.
When the message first appears, there is still a
running reserve available.
Please obtain new batteries and replace the old ones
!
Supply
Battery/ies empty!
Please change !
The message appears for approx. 3 seconds.
The instrument then switches itself off.
The instrument can no longer be used.
The supply batteries must be replaced by new ones.
Changing supply batteries:
• Switch off the OxiTop ® -OC100 controller.
• Loosen the 4 screws underneath the housing using a Phillips screwdriver (see
figure ).
• Place the controller on the lower case.
• Remove the upper case and put it down to the right next to the lower case with
the display downwards (see figure ).
• Remove the supply battery holder from the fixing in the lower case and turn it
around.
• Remove the empty supply batteries.
• Insert new supply batteries - 3 pieces, alkaline (alkaline manganese),
size: Mignon, AA, AM3, LR6).
Ensure that they are the right way round!
(The poles are marked in the supply battery holder)
Always replace the complete set of batteries.
• Turn the supply battery holder around again and place it in the fixing in the lower
case.
• Set the upper case on top of the lower case, turn the controller and tighten the
housing screws using the screwdriver (see figure ).
• Switch on the controller. The battery change was successful if no error message
appears concerning the supply batteries.
• It is recommended to use only brand name batteries of the type specified as
“Alkaline“. Using other types of battery can affect reliable functioning.
• The supply batteries have no influence on data integrity.