PLZ-5WH2_Alarm function
This table is part of the specifications for:PLZ-5WH2 Series
Alarm 1
| Item | PLZ1005WH2 | PLZ2005WH2 | PLZ4005WH2 | PLZ12005WH2 | PLZ20005WH2 |
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| Overvoltage detection | Turns off the load when a voltage that is 110 % of the rating or higher is applied. |
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| Reverse-connection detection | Turns off the load when approximately -1 % of the rated current flows through the DC INPUT terminals. |
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| Overheat detection, overcurrent detection of the front-panel DC INPUT terminals | Turns off the load when the heatsink temperature reaches 100 °C. Or, turns off the load when a current of 30 A or higher is flowing through the front-panel DC INPUT terminals. |
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| Alarm input detection | Turns off the load when a voltage between 0 V and 1.5 V is applied to ALARM INPUT (pin 6) of the EXT CONT connector. |
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| Parallel operation anomaly detection | Turns off the load when any of the following errors occurs.
• An error occurs in the communication between the master unit and slave unit during parallel operation.
• slave unit’s power supply is interrupted. slave unit’s power supply is interrupted.
• An overheating was detected on the master or slave unit.
• An overcurrent flows through the front-panel DC INPUT terminals.
• PLZ-5WH series or PLZ-5W series is connected as a slave. |
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Alarm 2
| Item | PLZ1005WH2 | PLZ2005WH2 | PLZ4005WH2 | PLZ12005WH2 | PLZ20005WH2 |
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| Overcurrent protection
(OCP) | Selectable range | 0.000 A to 22.000 A | 0.00 A to 44.00A | 0.00 A to 88.00A | 0.00 A to 264.00A | 0.00 A to 440.00A |
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| Resolution | 0.001 A | 0.01 A | 0.01 A | 0.01 A | 0.1 A |
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| Protective operation | Select load off or limit. |
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| Overpower protection
(OPP) | Selectable range | 0.0 W to 1100.0 W | 0.0 W to 2200.00 W | 0 W to 4400 W | 0.000 W to 13.200 kW | 0.000 W to 22.000 kW |
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| Resolution | 0.1 W | 0.1 W | 1 W | 0.001 kW | 0.001 kW |
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| Protective operation | Select load off or limit. |
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| Undervoltage protection
(UVP) | Selectable range | 0.00 V to 1000.00 V, or off. |
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| Resolution | 0.02 V |
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| Protective operation | Select load off or limit. |
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| Watchdog
protection (WDP) | Selectable range | 1 s to 3600 s or off |
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| Protective operation | Load off |
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