PROTECTIVE FUNCTIONS
5.1.3 Alarm code output
By setting Pr. 76 "alarm code output selection", an alarm definition can be output as a
Correlations between alarm definitions and alarm codes are as follows.
Operation Panel | Output Terminal Signal |
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Display | SU | IPF | OL | FU | Alarm Code | Alarm Output (across | |
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E.OC1 | 0 | 0 | 0 | 1 | 1 |
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E.OC2 | 0 | 0 | 1 | 0 | 2 | Provided (Open) | |
E.OC3 | 0 | 0 | 1 | 1 | 3 |
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E.OV1 |
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E.OV2 | 0 | 1 | 0 | 0 | 4 | Provided (Open) | |
E.OV3 |
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E.THM | 0 | 1 | 0 | 1 | 5 | Provided (Open) | |
E.THT | 0 | 1 | 1 | 0 | 6 | ||
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E.IPF | 0 | 1 | 1 | 1 | 7 | Provided (Open) | |
E.UVT | 1 | 0 | 0 | 0 | 8 | Provided (Open) | |
E.FIN | 1 | 0 | 0 | 1 | 9 | Provided (Open) | |
E. 15 | 1 | 0 | 1 | 0 | A | Provided (Open) | |
E. GF | 1 | 0 | 1 | 1 | B | Provided (Open) | |
E.OHT | 1 | 1 | 0 | 0 | C | Provided (Open) | |
E.OLT | 1 | 1 | 0 | 1 | D | Not provided (Provided when OLT | |
is displayed) (Open) | |||||||
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E.OPT | 1 | 1 | 1 | 0 | E | Provided (Open) | |
E.OP1 to E.OP3 | 1 | 1 | 1 | 0 | E | Provided (Open) | |
E. PE |
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| Provided (Open) | |
E.PUE |
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| Provided (Open) | |
E.RET | 1 | 1 | 1 | 1 | F | Provided (Open) | |
E.LF | Provided (Open) | ||||||
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E.CPU |
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| Provided (Open) | |
E.14 |
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| Provided (Open) | |
(Note) 0: Output transistor OFF, 1: Output transistor ON (common terminal SE) The alarm output assumes that Pr. 195 setting is "99" (factory setting).
5.1.4 Resetting the inverter
The inverter can be reset by performing any of the following operations. Note that the electronic overcurrent protection's internal heat calculation value and the number of retries are cleared (erased) by resetting the inverter.
Operation 1: Using the operation panel
Operation 2: Switch power off once, then switch it on again.
Operation 3: Switch on the reset signal (RES).
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