3302C Series Mainframe Operation Manual 4-27
LEVEL HIGH/LOW
Purpose
：
Static mode's LEVEl low or high status query command or active LEVEL of 3250
series electronic load query command.
Command syntax
：
LEV?{NL}
Description
：
LEV? return the presently level status,
〝
0
〞
indicates LEVel LOW, and
〝
1
〞
indicates LEVEL HIGH.
PRESET ON/OFF
Purpose
：
PRESet ON or OFF status query command.
Command syntax
：
PRES?{NL}
Description
：
PRES? return the presently preset status,
〝
0
〞
indicates PRESet OFF, and
〝
1
〞
indicates PRESet ON.
MODE
Purpose
：
CC, CR, CV,LIN or CP operating mode query command.
Command syntax
：
MODE?{NL}
Description
：
MODE? return the presently operating mode status, ”0” indicates CC MODE, ”1”
indicates CR MODE, and “2” indicates CV/LIN MODE, “3” indicates CP MODE.
CV MODE is available in 3310 series electronic load.
CP mode is available in 3310C series electronic load.
NAME
Purpose
：
Electronic Load module model number query command.
Command syntax
：
NAME?{NL}
Description
：
NAME? return the Electronic Load module’s model number.
PROTECTION Status Register
Purpose
：
OPP, OTP, OVP, and OCP protection status query command.
Command syntax
：
PROT?{NL}
