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Test Run Procedures
This section describes the procedures from installation to test run of the
Install the A2C, remote I/O modules and remote terminal modules to
Wiring between modules and external devices
(a) Connect the power supply cables (100/200 VAC) of the A2C CPU
and A66P. Set the power supply voltage of each module.
(b) Connect remote I/O modules and remote terminal modules with
(c) Connect the ERR terminal of the A2C if output is provided directly
Cable connection between modules
Perform connection between connect cables for MINI-S3 link connect-
ing the A2C, remote I/O modules, and remote terminal modules as well
as connecting 24 VOC power supply cables to each individual modules.
Setting the CPU module
(a) Memory protect switch : OFF
(b) Memory select switch
: RAM side
(c) Connect the battery.
Setting remote I/O modules and remote terminal modules
Set station number of each remote I/O module and remote terminal
module. (See 4.7 for station number setting.)
(6) Turning on the power
(a) Check the input supply voltage for the CPU module and A66PC
(general-purpose power supply).
(b) Check the supplied power for I/O modules.
(c) Set the RUN key switch of the A2C at STOP.
(d) Turn on the power for the A2C and A66PC (general-purpose power
(e) Make sure that the "POWER" LED of the A2C and A66PC lights.
(I) Make sure that the "SO" LED and "RO" LED of the A2C light or