B.104 system:error? query, B.105 system:external command, B.106 system:external? query – KEPCO EL Series Electronic Load Operator Manual P/N 243-1295 Firmware Version 3.12 (Unit Rev 2) User Manual

Page 76: B.107 system:fan command, B.108 system:fan? query, B.109 system:pfmodule:damping command, B.110 system:pfmodule:damping? query, B.105 system:ext, B.106 system:ext, B.109 system:pfmodul

B-16

SERIES EL 070110

B.104 SYSTem:ERRor? QUERY

SYST:ERR?

Syntax:

Short Form: SYST:ERR?

Long Form: SYSTem:ERRor?

Description: Returns next entry from the error message queue. Responds with the most recent error message

in a queue of up to 10 possible messages and clears each error message as it is sent. Issuing *CLS
clears all error messages in the queue.

Error Message

Code

Command Error Generic -100
Invalid Separator

-103

Illegal Parameter Value

-224

Invalid Unit Number

-241

Queue Overflow

-350

No Error

-0

B.105 SYSTem:EXTernal COMMAND

SYST:EXT

Syntax:

Short Form: SYST:EXT

Long Form: SYSTem:EXTernal

where = 0 or OFF for disable, 1 or ON for enable

Description: Enables or disables external analog programming.

B.106 SYSTem:EXTernal? QUERY

SYST:EXT?

Syntax:

Short Form: SYST:EXT?

Long Form: SYSTem:EXTernal?

Returns: = 0 (disabled) or 1 (enabled)

Description: Indicates whether external analog programming is enabled or disabled.

B.107 SYSTem:FAN COMMAND

SYST:FAN

Syntax:

Short Form: SYST:FAN

Long Form: SYSTem:FAN

Where = integer from 0 to 100 indicating fan speed

Description: Sets minimum fan speed as a percent.

B.108 SYSTem:FAN? QUERY

SYST:FAN?

Syntax:

Short Form: SYST:FAN?

Long Form: SYSTem:FAN?

Returns = integer from 0 to 100 indicating fan speed

Description: Indicates minimum fan speed setting as a percent.

B.109 SYSTem:PFModule:DAMPing COMMAND

SYST:PFM:DAMP

Syntax:

Short Form: SYST:PFM:DAMP

Long Form: SYSTem:PFModule:DAMPing

Where = integer from 0 (minimum damping) to 5 (maximum damping)

Description: Establishes damping settings for Power FET Modules. Increased damping decreases the loop's

response time to transients. Factory default setting is 3.
Damping Settings: 0 - 1nF, 1 - 4.3nF, 2 - 11nF, 3 - 34nF, 4 - 101nF, 5 - 147.3nF. See PAR. 3.11 for
details.

B.110 SYSTem:PFModule:DAMPing? QUERY

SYST:PFM:DAMP?

Syntax:

Short Form: SYST:PFM:DAMP?

Long Form: SYSTem:PFModule:DAMPing?

Returns = integer from 0 (minimum damping) to 5 (maximum damping)

Description: Indicating damping settings for Power FET Modules. See PAR. 3.11 for details.