4 . T S M S e r v i c e P r o g r a m
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B. Braun Avitum AG
Dialog
+
SW 9.xx
4.8.2.26
Test 1.26 Option Battery
Charge Batteries
To guarantee battery operation the batteries may have to be charged for
several hours if the Dialog was not connected to mains for a longer period.
If the batteries are empty the charge time is > 8 hours to guarantee a
battery running time of at least 20 minutes.
1.
Activate the Option (Rechargeable) Battery
menu with the Option (Rechargeable) Battery
key in the LL Manual Test menu. The following
menu is displayed.
2.
Check the functions with the appropriate keys.
The enable parameter can be set and the
following parameters can be checked:
Setting
•
Akku Enable (battery enable, AKKU_EN signal)
Check
•
Power Fail (PF signal)
•
Akku OK (battery OK, AKKU_OK signal)
•
External State (EXT_STATE signal)
Akku Enable
(Battery Enable)
The enable signal is set to
ON
by the LLC in therapy. Thus indicating to the
power supply that the battery operation can be enabled in the case of a power
breakdown. In all other operating modes (with the exception of therapy) the
Akku Enable (battery enable, AKKU_EN signal) is set to
OFF
, i.e. the machine is
switched off in case of a power breakdown.
1.
Battery charged (charge LED off), i.e. Akku OK (battery OK) = ON
2.
Set Akku Enable (battery enable) to ON.
3.
Disconnect machine from mains with mains plug.
A three-tone signal is activated via the buzzer from the switch mode power
supply to indicate that the machine is running in battery operation.
•
Blood pump(s) run(s)
•
Monitor is on
•
Power Fail = ON
•
Akku OK (battery OK) changes from ON to OFF
Power Fail
The switch mode power supply sends the signal to the LLC indicating a power
failure.
OFF
Mains voltage present (and in the tolerance limits)
ON
Mains voltage not present (or out of tolerance limits)
Akku OK
(Battery OK)
ON
Battery
capacity
≥
required capacity for 20 minutes battery running
time
OFF
Battery capacity < required capacity for 20 minutes battery running
time
External State
Indicates if machine was switched on externally.
ON
Machine was switched on externally
