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R?
Range query
Function: This query informs the user about 1830-C’s current signal
range setting.
NOTE:
The lowest range for the geranium 818-IR detector is R3.
Syntax: R? or r?
Parameter: none
Returns: 1 indicates that the 1830-C is in the lowest signal range.
: : : :
8 indicates that the 1830-C is in the highest signal range.
Example: Send: R?
Resp: 1 1830-C is in the lowest signal range
Send: R?
Resp: 8 1830-C is in the highest signal range
Related
Commands: Rn - Set the 1830-C signal range
S
Store reference
Function: Sets the current input signal power level as the power refer-
ence level for any future dB or relative measurements. Each
time the S command is sent, the current input signal becomes
the new reference level.
Syntax: S or s
Parameter: none
Related
Commands: U - Set the units of display
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