Table 2-3-2 Functions of control circuit terminals
Classifi- | Termi- |
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| 13 | Power supply for | Used as power supply for frequency setting |
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| variable resistor | device (POT: 1 to 5 kΩ). (+10Vdc 10mA |
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| max.) |
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| 12 | Frequency setting | 0 to +10Vdc /0 to 100%,0 to +5Vdc /0 to |
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Analog |
| voltage input | 100% |
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| (Input impedance : 22 kΩ) |
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input |
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C1 | Frequency setting | 4 to 20mAdc /0 to 100% |
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| current input | (Input impedance : 250 Ω) |
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| 11 | Analog common | Common terminal for analog input signals |
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| FWD | Forward operation | Forward operation with | Deceleration- | |||
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| /stop command | stop with FWD- | ||||
| REV | Reverse operation | Reverse operation with | CM | and | REV- | |
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| /stop command | CM ON |
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| X1 | Digital input 1 | The functions listed below can be set by the | Set | with | func- | |
| X2 | Digital input 2 | X1 to X3 terminal functions. | tions | E01 to | ||
| X3 | Digital input 3 |
| E03 |
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| (SS1) | Multistep frequency | Up to four steps speed operation can be se- |
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| (SS2) | selection | lected with SS1 and SS2 ON/OFF signals. |
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| (BX) | Coast to stop com- | Drive output is cut immediately and the mo- |
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| mand | tor coasts to a stop (no alarm output) if BX |
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| goes on. |
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| (RST) | Alarm reset | The drive releases the status held after stop |
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| with an alarm when RST changes from ON |
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Digital |
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| to OFF. |
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(THR) | External alarm input | The drive stops with an alarm if THR is set to |
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input |
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| OFF. |
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| (WE- | Data rewriting for each function with the key- |
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| KP) | mand for keypad | pad panel is rejected if |
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| (data change | Rewriting with keypad panel is allowed if |
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| allowed) |
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| (Hz/PID | PID control cancel | PID control cancel with Hz/PID ON |
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| PID control with Hz/PID OFF |
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| (LE) | Link operation | Operation based on command from RS485 |
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| selection | with LE ON |
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| Drive single operation with LE OFF |
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| (PLC) | PLC signal power | Malfunctions due to PLC power failure are | Switching of X3 | |||
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| input | prevented. | terminal | with | ||
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| switch SW7 | |||
| CM | Digital common | Common terminal for digital input signal |
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