Chapter 4 - Signals and Troubleshooting
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| CDP 31x |
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| (FAULT_WORD_1/2) |
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| display |
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| F 20 | Local & discon- |
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| No communication between CDP 31x/CMT | 11102 | bit 11 | (1) | |||||
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| and DCS 500B / DCF 500B or DCP 500B in lo- |
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| Self re- |
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| cal control mode (LOCAL) |
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| setting |
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| Check: - Connection cable between |
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| CDP 31x – DCS 500 / DCP 500 |
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| (unplug connection cable from |
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| CDP 31x and plug in again); |
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| - Communication board SNAT 6xx |
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| and appropriate programm O.K.? |
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| - Local mode terminated when |
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| panel/PC was removed? |
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| F 21 |
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| Ext.Overvolt.Fault |
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| Overvoltage protection DCF 506 has acted | 11103 | bit 12 | (1) | |||
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| There was an overvoltage condition in the |
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| DC circuit of the field supply, which had been |
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| S21.232 |
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| limited by the activation of a free wheeling |
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| circuit. |
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| and |
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| higher | |
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| Check: - Power wiring of the field supply |
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| - Control logic according to wiring |
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| example? |
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| - Does PP_DI_OVP [1216] has been |
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| connected to a binary input? |
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| - Setting of OVP_SELECT [1217] |
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| correct? (see Alarm 121) |
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| F 23 |
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| Motor stalled |
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| Motor stalled | 11102 | bit 14 | (3) | |||
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| While starting the motor the current exceeded |
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| the value of parameter [P 2207] for a time |
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| longer than parameter [P 2208] and the speed |
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| feedback value was below parameter [P 2206]. |
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| Check: - Motor stalled? |
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| - Load changed during start? |
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| - Correct field current? |
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| - Current/torque limitation; |
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| - Parameter settings [P 22xx]. |
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| F 27 | Motor 2 overload |
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| Overload of MOTOR 2 (Thermal model 2). | 11101 | bit 9 | (2) | |||||
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| {see Fault Code F 7} |
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IV A 4 - 6 | DCS 500B / DCP 500B Operating Instructions |
3ADW000055R0401_DCS500B_Operating Instruction_e_d