Promax FA-405 Manual page 70

SUM
Function: Set the maximum voltage limit value.
Syntax: SUM<cr> HEX = 53 55 4D 0D
Explain: When the message of SUM<cr> is sent to the power supply from
computer, the power supply will set the voltage limit to the maximum
immediately.
Example: The present voltage limit is at 20V, the SUM<cr> message is sent to the
power supply, the voltage limit of which will become 40V.
SIM
Function: Set the maximum current limit value.
SIM<cr> HEX = 53 49 4D 0D
Syntax:
Explain: When the message of SIM<cr> is sent to the power supply from
computer, the power supply will set the current limit to the maximum
immediately.
Example: The present current limit is at 2.50A, the SIM<cr> message is sent to the
power supply, the current limit of which will become 5.00A.
SMP
Function: Set the maximum load limit value.
Syntax: SPM<cr> HEX = 53 50 4D 0D
Explain: When the message of SPM<cr> is sent to the power supply from
computer, the power supply will set the load limit to the maximum
immediately.
Example: The present load limit is at 100W, the SPM<cr> message is sent to the
power supply, the load limit of which will become 200W.
KF
Function: Set the wheel knob to Fine status.
Syntax: KF<cr> HEX = 4B 46 0D
Page 26
USER'S MANUAL. FA-405
12/2003