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PFX2512
PFX2512 Functional Specifications
Protection functions
Display function
Overvoltage
(overcharge)
protection
Software OVP
Detects overvoltage (overcharge) on the basis of the measured voltage (A/D-
converted value)
Output off
Hardware OVP
Direct detection using a hardware comparator
Output off
Undervoltage
(overdischarge)
protection
Software UVP
Detects undervoltage (overdischarge) on the basis of the measured voltage
(A/D-converted value)
Output off
Hardware UVP
Direct detection using a hardware comparator
Output off
Overcurrent
protection
Software OCP
Detects overcurrent on the basis of the measured current (A/D-converted
value)
Output off
Hardware OCP
Direct detection using a hardware comparator
Output off
PFX2512 Overheat protection (OHP)
Detects abnormal temperature in the path switch
When the temperature returns normal, the PFX2512 returns to the idle state.
Overcharge / overdischarge capacity
protection (OAH)
Detects overcharge capacity using current integration judgment; turns
output off
DUT (battery) over temperature
protection (OTP)
Detects over temperature of DUT (battery) using thermistor temperature
judgment
Output off
DC power supply alarm (PS Alm)
Receives DC power supply alarms
Electronic load alarm (CD Alm)
Receives electronic load alarms
Connection check (Connection Error)
Detects DUT (battery) connection errors
Communication error
Detects internal communication errors
Watchdog timer (WDT)
Detects CPU errors; turns output off; aborts testing
Power supply line error (AC off )
Detects voltage drops and power interruptions lasting 50 ms or greater; turns
output off
Vibration alarm (SH Detect)
Detects shaking or shock at a magnitude 5 level; aborts testing
Power supply
state
POWER
Testing or ready to test
POWER/STANDBY LED on (green)
Charge /
discharge state
CHG
Charging state, CHG/DISCH/REST LED on (red)
DISCH
Discharging state, CHG/DISCH/REST LED on (green)
REST
Rest state, CHG/DISCH/REST LED on (orange)
Control mode
CC
Constant-current mode, CC/CV/CP LED on (red)
CV
Constant-voltage mode, CC/CV/CP LED on (green)
CP
Constant-power mode, CC/CV/CP LED on (orange)
Alarms
ALARM
Alarm detected or protection function activated
ALARM/WARNING LED on (red)
WARNING
Alarm detection warning. Warning when a protection function would be
activated if a test is executed. State in which a test cannot be started
ALARM/WARNING LED on (orange)
Display area
DISPLAY
6-digit LED display
Switch the display (voltage / current / capacity / elapsed time / cycle No. /
protection function setting / address information / alarm information / others)
using the SELECT key.
Summary of Contents for PFX2500 Series
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