Siemens SINUMERIK 808D Panduan Servis - Halaman 43

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Siemens SINUMERIK 808D Panduan Servis
4.3.7

Alarm 700026

Alarm description
This alarm appears because no tool position is detected within the time limit.
PLC information
PLC address: DB1600.DBX3.2
Subroutine: MAIN (OB1)
Remedy
● Check the turret encoder to see whether the turret signal interface is damaged.
● Check whether the turret has fault.
● Check the corresponding I/O interface on the back of the PPU for the following:
–
Whether the connections are disconnected/broken
–
Whether the terminals are damaged/loose
–
Whether pin 10 is connected to 0 V properly
● Check whether the setting of MD14510[22] is correct (the value can be increased appropriately).
4.3.8

Alarm 700028

Alarm description
The control system does not detect the tool clamp signal.
PLC information
PLC address: DB1600.DBX3.4
Subroutine: Turret3_CODE_T (SBR 53)
Remedy
Check the tool clamp signal in the following ways:
● Check whether the relevant input terminals on the back of the PPU are loose/damaged.
● Check whether the connections of relevant input terminals on the back of the PPU are damaged/broken.
● Check whether there is input signal at the corresponding input interface through the PLC monitoring.
Service Manual
01/2017
43