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GW Instek PSP Series User Manual

Page 17

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PSP SERIES

USER MANUAL

28

The contents consist of the uppercase I, the numeral from 0 to 9 and
decimal. Further details is described as follows:

i.ii = The maximum current limit at present, the unit: A

When the uppercase U becoming the lowercase u means that the
power supply is in the setting status of current limit mode.

*P

Function:

The maximum output load limit at present, the unit is W.

Syntax:

L

HEX = 50 0D

Explain:

When the message of Lis sent to the power supply from computer,
the power supply will return the following message immediately:

Pppp

4 characters totally + CR/LF

The contents consist of the uppercase P and the numeral from 0 to 9.
Further details is described as follows:

ppp = The maximum load limit at present, the unit: W

When the uppercase P becoming the lowercase p means that the power
supply is in the setting status of output load limit mode.

*F

Function:

The present status of the power supply.

PSP SERIES

USER MANUAL

29

Syntax:

F

HEX = 46 0D

Explain:

When the message of F is sent to the power supply from computer,
the power supply will return the following message immediately:

Fffffff

7 characters totally + CR/LF

∣∣∣∣∣∣

1 2 3 4 4 6

The contents consist of the uppercase F and the numeral from 0 to 9.
Further details is described as follows:

1

st

f = the relay status 0:OFF 1:ON

2

nd

f = the temperature status 0: Normal 1: Overheat

3

rd

f = the wheel knob status 0: Normal 1: Fine

4

th

f = the wheel knob status 0: Lock 1: Unlock

5

th

f = the remote status 0: Normal 1: Remote(*)

6

th

f = the lock status 0: Unlock 1: Lock

*Note: The setting is workable through computer only when the

remote is at 1.

*SV+

Function:

Add one unit to the present voltage setting.

Syntax:

SV+

HEX = 53 56 2B 0D

Explain:

When the message of SV+ is sent to the power supply from
computer, the power supply will add one unit to the present voltage
setting immediately.