User`s manual

6-3
6.1 Loader Communication Functions
INP-TN5A0202-E
6.1
Loader Communication Functions
The equipment equipped with communication functions via the loader interface, which enables data exchange to such devices
as PC.
The communication system composed of the one to one communication between a master (such as, personal computer) and a
slave (the equipment).
Note
The system constructed with the equipment as slaves do not respond to messages issued by the master with broadcast queries
are where the station number is “0”.
Communications with a loader interface should not be performed during production operation.
The equipment can not perform communication to a programless communication module with it connected to a loader port on the
control module.
The sending/receiving data format should be same to perform communication between a master and a slave. The
communication data format by the MODBUS protocol is explained in this manual.
When performing the loader communication, connect an optional loader connecting cable (RS-232C, Type: PUMZ*L01) to the
front face loader communication port of the main unit in order to perform RS-232 communication to the personal computer.
Connection with PC
PUM series
RS-232C
Personal Computer
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