PFX2512_CE
91
Description of the Function
App.
Connection check function
The connection check function is to measure the voltage value on each of the connected DUT cable
and the voltage sensing cable, and if there is any difference in measured voltage value, this function
determine the status as abnormal connection and abort the execution of the test. This function
prevents from an accident caused by such disconnection of the cables, incorrect wirings. The
connection check function activates immediately before the charge or the discharge operation is
begun.
The measurement of voltage between the DUT cable and the voltage sensing cable requires time
as approx. 200 ms. During this period, if the voltage of the DUT (battery) varies, it may cause
generation of the alarm even when the connection is wired properly. Especially, if the rest time is
set to short time in the transition from the charge operation to the discharge operation (or from the
discharge operation to the charge operation), the voltage of the DUT (battery) varies drastically and
it may cause a detection error of the alarm. In such case, please disable off the connection check
function.
The connection check function is not a function to verify the wiring condition completely for which
might be the case of difficult judgment such as connection failure.
Voltage measurement of the
voltage sensing cable
Voltage measurement of the
DUT cable
Approx. 200 ms
It becomes an alarm state when
the value is more than 100 mV
DUT (battery) voltage
Summary of Contents for PFX2515
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