Kikusui PFX2731S, Руководство по эксплуатации

Страница: 44 / 54

44
Operation Manual
PFX2731S
Specifications | Protection function
Protection function
Item Specifications
Overvoltage (overcharge) protection
Software OVP Setting range 0.000 V to 6.300 V
Resolution 1 mV
Setting accuracy
1
1. At an ambient temperature between 18 °C and 28 °C.
Depends on the voltmeter accuracy
Operating time 50 ms max.
Hardware
OVP
2
2. Set values are retained in the charging/discharging unit. The system always protects the DUT even when BPC4000 is executing
no test.
Setting range 0.0 V to 6.6 V
Resolution 100 mV
Setting error
1 ± 0.5 % of rating
Operating time 10 ms (TYP) From overvoltage detection to output shutoff.
Undervoltage (overdischarge) protection
Software UVP Setting range -1.100 V to 5.700 V
Resolution 1 mV
Setting accuracy
1 Depends on the voltmeter accuracy
Operating time 50 ms max.
Hardware
UVP
2
Setting range -1.1 V to 6.0 V
Resolution 100 mV
Setting error
1
± 0.5 % of rating
Operating time 10 ms(TYP) From undervoltage detection to output shutoff.
Overcurrent protection
Software OCP Setting range Charge 2 A range 0.000 A to 2.100 A
20 A range 0.000 A to 21.000 A
Discharge 2 A range 0.000 A to 2.100 A
20 A range 0.000 A to 21.000 A
Resolution
3
3. The same for the 2 A range and 20 A range.
1 mA
Setting accuracy
1
Depends on the ammeter accuracy
Operating time 50 ms max.
Delay time 0 ms min. Detection delay timer setting
Hardware
OCP
2
Setting range Charge/
discharge 2 A range 0.0 A to 2.2 A
20 A range 0.0 A to 22.0 A
Resolution
3
100 mA
Setting error
1 ± 0.5 % of rating
Operating time 10 ms(TYP) From overcurrent detection to output off.
Overcharge/overdischarge capacity protection
Software OAH
4
4. The application software calculates the value by multiplying the nominal capacity by the preset percentage and sets the capacity.
Setting range 10000 Ah to 2000.0000 Ah
Setting accuracy
1
Depends on the ammeter accuracy and the main CPU clock
accuracy
Resolution 0.1 mAh
Temperature (overheat) protection
Software OTP Setting range -100 °C to 400 °C
Setting accuracy
1
Depends on the temperature measurement accuracy
Resolution 1 °C