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SINUMERIK 801 2-19
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Cable lengths The maximum cable length depends on the specifications of the encoder
power supply and on the transmission frequency.
To provide fault-free operation, make sure that the following values are not
exceeded when using preassembled interconnecting cables from SIEMENS:
Table 2–6 Maximum cable lengths depending on the encoder power supply
Supply Voltage Tolerance Current Consumption
Max. Cable
Length
5 V DC 4.75 V ... 5.25 V < 300 mA 25 m
5 V DC 4.75 V ... 5.25 V < 220 mA 35 m
Table 2–7 Maximum cable lengths depending on the transmission frequency
Encoder Type Frequency Max. Cable Length
1 MHz 10 m incremental
500 kHz 35 m
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