Thruline RF Power Meter, Model 4421
19
R
ange
(Rxx)
Function
Selects a measurement range listed in
Table
9
.
Remarks
If the selected range is outside the range of the connected power sensor, the command
is ignored.
Table 9
Measurement
Ranges
Terminators
(Yx)
Function
Selects the characters that follow the end of a data string. Set x to:
“T” for two terminators; a carriage return (CR) and a line feed (LF).
“O” for one terminator; a carriage return (CR).
“N” for no terminator; message can be terminated by EOI.
Remarks
Many controllers use the terminator sequence to recognize the end of an input string.
Using incorrect terminators can lock the bus.
Command
Power Range
RYY
Turn auto range on
RNN
Turn auto range off. Keep present range
R17
18.0 – 199.9 MW
R16
1.80 – 19.99 MW
R15
0.180 – 1.999 MW
R14
18.0 – 199.9 kW
R13
1.80 – 19.99 kW
R12
0.180 – 1.999 kW
R11
18.0 – 199.9 W
R10
1.80 – 19.99 W
R09
0.180 – 1.999 W
R08
18.0 – 199.9 mW
R07
1.80 – 19.99 mW
R06
0.180 – 1.999 mW
R05
18.0 – 199.9
μ
W
R04
1.80 – 19.99
μ
W
R03
0.180 – 1.999
μ
W
R02
18.0 – 199.9 nW
R01
1.80 – 19.99 nW
R00
0.180 – 1.999 nW
