Mitsubishi Electric MELSEC Q Series User Manual page 156

7 ONLINE MODULE CHANGE
7 - 11
Downloaded from ManualsNet.com
(c) After confirming that the "RUN" LED of the module has turned off,
disconnect the external wiring and dismount the module.
POINT
(1) If you have removed the wiring together with the terminal block, the temperature
process values may vary within the accuracy range due to the error of the
specific cold junction temperature compensation resistor. (the Q64TCTT,
Q64TCTTBW only)
(2) Always dismount the module. If mounting confirmation is made without the
module being dismounted, the module will not start properly and the "RUN" LED
will not be lit.
(3) Mounting of new module
(a) Mount a new module to the same slot and connect the external wiring.
(b) After mounting the module, click the [Execution] button and make sure that
the "RUN" LED is lit. Module ready flag (Xn0) remains off.
search engine
MELSEC-Q
7 - 11