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8·60
When the communication error occurs continuously.
Identify the error station.
Specify the error’s station using the communication flag etc., (see page 8·51) and error code (see
page 8·47). Then check this station.
• Check the power of the error’s station.
•Check the error code of the error’s station.
• Check cables/connectors
Looseness or removal of connectors (turn right until fixed securely)
Whether connectors are assembled to cables appropriate (check insulation/conductivity)
Cable length should be less than 1 km
Branch cable length should be less than 40 cm
When identification of the cause is difficult.
Condition of the whole circuit may be unstable.
Check cables and connectors.
· Looseness or removal of connectors (turn right until fixed securely)
·Whether connectors are assembled to cables appropriate (check insulation/conductivity)
· Cable length should be less than 1 km
· Branch cable length should be less than 40 cm