Query the status of the meter.
Syntax :STAT?
Response “<ABCDEFGHIJKLMNOPQRSTUVWX>” (24char)
A---Recording “0”(OFF) or “1”(MAX) or “2”(MIN)
or “3”(AVG) or “4”(PEAKMAX) or “5”(PEAKMIN)
B---Relative value (REL) “0”(OFF)
C---Filter “0”(OFF) or “1”(ON)
D---Beep “0”(OFF) or “1”(ON)
E---APS “0”(OFF) or “1”(ON)
F---Battery level “0”~“3”
G---Input warning “0”(normal) or “1”(warn)
HI---Rotary position “00”~“99”(from OFF)
J---HOLD “0”(OFF) or “1”(ON)
K---Auto Hold “0”(OFF) or “1”(ON)
L---Auto Range “0”(OFF) or “1”(ON)
M---Backlight “0”(OFF) or “1”(ON)
N---Backlight Auto OFF “0”(OFF) or “1”(ON)
O---Filter Cut-off frequency “0”(100Hz) or “1”(500Hz)
P---reserved “0” or “1”
Q--- reserved “0” or “1”
R--- reserved “0” or “1”
S--- reserved “0” or “1”
T--- reserved “0”
U--- reserved “0”
V--- reserved “0”
W---reserved “0” or “1”
X---reserved “0”