Comtech EF Data LBC-4000 Installation And Operation Manual page 48

LBC-4000 L-Band Up/Down Converter System
Remote Control
Command
Parameter (Instruction
Type Code and
qualifier)
Attenuation ATO_A_SY.Z
Offset
Arguments for
Description of arguments
Command or
(Note that all arguments are ASCII numeric
Response to
codes, that is, ASCII codes between 48 and 57)
Query
6 bytes Command or Query
Alphanumeric Used to control or query attenuation offset.
Applicable only on Slot A. Slot B will return error.
Example:
ATO_A_+2.3 <Enter> = Command
Syntax:
ATO_A_SY.Z <Center>
Where:
S=Sign (+ or -)
Y=Number between 0 and 5
Z=Number between 0 and 9 (cannot be greater
than 5.0)
Note:
1. If (displayed attenuation + offset) < 0, actual
attenuation will be set to 0dB.
2. If (displayed attenuation + offset) > maximum
attenuation, actual attenuation will be set to
maximum attenuation.
3. Actual attenuation is the sum of Attenuation
displayed on front panel and Offset.
MN/LBC4000.IOM
Revision 2
Response to
Command
(target to
controller)
ATO_A_SY.Z
A-8
Query Response to
(Instruction Query
Code and (target to
qualifier) controller)
ATO_A_<Enter> See Description