V&T TS-I Series, Руководство пользователя

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TS − I Special servo drive for hybrid electro-hydraulic system of injection molding machine User Manual
60 Chapter 6 Debugging, selection and function application
Chapter 6 Debugging, selection and function application
6.1 Answer the questions in debugging process
I. Why did the keyboard will have “8.8.8.8” display or have no display sometimes?
A: (1) Check if the connectors are properly connected when the operation panel is directly connected to the
drive control board;
A: (2) Check if the connection wire signals are in one to one correspondence when the keyboard is
connected to the operation panel and drive control board through customized extension wires;
A: (3) Check if the network cable connectors of the operation panel and drive control board are properly
connected when standard network cable is used to connect the operation panel and drive control board.
II. Why couldn’t display or modify the function codes of the operation panel?
A: (1) When the modification could not be performed, check if P0.01 is set to 1. If yes, change it to 0.
A: (2) When the modification could not be performed, check if the function code has been set to modification
disabled;
A: (3) When the modification could not be performed upon running, check if the function code could not
modification upon running;
A: (4) When display is not available, check if the drive function code has been encrypted;
A: (5) When display is not available, check if the drive operation panel has been locked;
III. Why did the fans of drives of certain power classes will rotate upon power up, while others could
not?
A: The fans of the 4T030A drives and drives of lower power class are under no control, and they will run
when powered up. The operation of the fans of 4T039A
～
4T091A drives and drives of higher power class is
controlled by the heatsink temperature. When the drive is powered up under low temperature condition, the
fans will not run.4T112A
～
4T150A power level drive fan is not controlled, power on operation; 4T176A and
above power level drive fan running by the radiator temperature and frequency converter operation
instruction of common control, temperature is low power on fan is not running, but when the frequency
converter operation or the radiator fan running at high temperature.
IV.What will happen if the CN1 busbar of the control board is loose or damaged?
A: If the CN1 busbar of the control board is loose or damaged, the drive cannot run or will report several
errors. For instance, the drive may display “-LU- ” or “relay/contactor could not pull on “, or report such errors
as E.oc1, E.FAL, E.oH1, E.oH2, E.Cur and E.dL3 ect