User manual

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start searching for all Slaves, as shown below.
=
=
F L
.. .
L
L
If wiring is correct, this screen will appear:
L
=
=
:
L
L
F
After receiving the control command from the Master, all Slaves will be locked
on the SLAVE screen and all keys except
are disabled so that slaves
cannot be operated by pressing front keys. This ensures the Master supply be
in control.
::
Once the Master and Slave settings are done, users can then operate the Master
only to set up the output voltage and current.
To release from this operation mode (series operation mode in this example),
press
(LCL) to access to the series/parallel setting screen and turn the
knob to select OFF for series/parallel selection to leave the series or parallel
operation mode and return to the local operation mode so that the power supply
can be controlled by pressing the front keys again. Do not change the
operation mode while the instruments are in their output state or they will cause
the Master’s communication to fail and display an error message.
4.8.3 Error Message of Series/Parallel Connection
If the RS485 wiring is wrong or the signal is not correct, the Master will