Boonton 4540 Peak Power Meter User Manual - Manual (Page 146)

Boonton 4540 Series RF Power Meter
Remote Operation 5-12
CALCulate:LIMit:UPPer[:POWer]
Description: Set or return the upper limit power level for the selected channel. This limit is used for level
alarms. When the measured average power is above the upper limit, an up arrow
▲ will appear on
the display above the units on the main text screen, and flag bits are set in the alarm register which
may be accessed using CALCulate:LIMit:FAIL? query and CALCulate:LIMit:CLEAR
commands.
Syntax: CALCulate[1|2]:LIMit:UPPer[:POWer]
Argument: = -300.00 to +300.00 dBm
Valid Modes: Any
CALCulate:LIMit:LOWer:STATe
Description: Set or return the lower limit alarm system state for the selected channel. When the lower alarm is
enabled (ON), the measured average power is compared to the preset lower power limit, and the
error flag is set if out of range. When OFF, no action occurs if the power is out of range.
Syntax: CALCulate[1|2]:LIMit:LOWer:STATe
Argument: = { 0, 1, OFF, ON }
Valid Modes: Any
CALCulate:LIMit:UPPer:STATe
Description: Set or return the upper limit alarm system state for the selected channel. When the upper alarm is
enabled (ON), the measured average power is compared to the preset upper power limit, and the
error flag is set if out of range. When OFF, no action occurs if the power is out of range.
Syntax: CALCulate[1|2]:LIMit:UPPer:STATe
Argument: = { 0, 1, OFF, ON }
Valid Modes: Any
CALCulate:LIMit[:BOTH]:STATe
Description: Set or return the combined upper and lower limit alarm system state for the selected channel.
When alarms are enabled (ON), the measured average power is compared to the preset upper and
lower limits, and the error flags are set if out of range. When OFF, no action occurs if the power
is out of range. A query returns 1 if either the upper or lower limit alarm is enabled. A query
forces both upper and lower ON if either is enabled.
Syntax: CALCulate[1|2]:LIMit:[BOTH]:STATe
Argument: = { 0, 1, OFF, ON }
Valid Modes: Any