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4 gpib/rs-232 command description – AMETEK SLH Series RevB User Manual

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GPIB/RS232 Programming Operation

SLH-Series AC High Power Electronic Load

4-6

M540073-01 Rev C

4.4 GPIB/RS-232 COMMAND DESCRIPTION

4.4.1 Setting

Commands

CURRENT Level

Purpose:
The load current setting in Constant Current mode.
Command Syntax:
CC:{LOW|HIGH}{SP}{NR2}{;|NL}

Description:
CC:{LOW|HIGH}{SP}{NR2}{;|NL}
Sets the current level of Electronic Load modules.

CC:{SP}{NR2}{;|NL}
This command is used to set the load current level for CC static mode of SLH-series
electronic load module.

Note:

a. The load current data must include the decimal point; otherwise, this command

will not execute. The load current level can be programmed up to the sixth place
after the decimal point.

b. If the programmed load current level is over the maximum rated specification, the

full scale current will be sent to the load module.

c. Engineering units for load current is Amps.

Example:
CC:LOW 1.8 set LOW level load current to 1.8 A.
CC:HIGH 25.123456 set HIGH level load current to 25.123456 A.

RESISTANCE Level

Purpose:
The load resistance setting in Constant Resistance mode.
Command Syntax:
CR:{HIGH|LOW}{SP}{NR2}{;|NL}
Description:
CR:{HIGH|LOW}{SP}{NR2}{;|NL}
This command is used to set the LOW/HIGH load resistance level of the electronic load.

Note:

a. The load resistance data must include the decimal point; otherwise, this

command will not execute. The load resistance level can be programmed up to
the sixth place after the decimal point.

b. If the programmed load resistance level is over the maximum rated specification,

the full scale resistance will be sent to the load module.

c. Engineering unit for load resistance is Ohms.

Example:
CR:LOW 0.123 set LOW level load resistance to 0.123 OHM.
CR:HIGH 3.456789 set HIGH level load resistance to 3.456789 OHM.