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Comtech EF Data LCS-4 User Manual

Page 73

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LCS-4 L-Band Combiner Switch

Revision 1

Remote Control Operation

MN/LCS4.IOM


A-9

Parameter
Type

Command
(Instruction
Code and
qualifier)

Arguments
for Cmd or
Response
to Query

Description of Arguments
Note that all arguments are ASCII
numeric codes between 48 and 57.

Response to
Command
(Target to
Controller)

Query
(Instruction
code and
qualifier)

Response to query
(Target to Controller)

LNB B
Reference
Oscillator
Enable

LRB=

1 byte,
value of 0,1

Command or Query.
LNB B reference Oscillator, where:
0=Disabled
1=Enabled
Example: LRB=1
Parameter 13 of SGC Command

LRB= (message ok)
LRB? (received ok,
but invalid
arguments found)
LRB*(message ok,
but not permitted in
current mode)

LRB? LRB=x (same format as command

arguments)

LNB Fault
Logic

LFL=

1 byte,
value of 0,1

Command or Query.
LFL controls whether or not the Summary Fault Relay
(SFR) is affected by the BUC Volt or Current window
monitor, where:
0=A LNB Volt/Current Fault does not effect the SFR,
1=A LNB Volt/Current Fault will effect the SFR.
Example: LFL=1
Parameter 16 of SGC Command

LFL= (message ok)
LFL? (received ok,
but invalid
arguments found)

LFL?

LFL=x (same format as command
arguments)

LNB A
Current
Window

LCA=

2

bytes,

numerical

Command or Query.
LNB A Current Monitor Window, this command allows
the user to set the alarm window in

±% of the

calibrated LNB A Current. Valid inputs are 20 to 50 in
increments of 1%. In addition, setting the value to 99
disables the alarm function.
Example: LCA=30, set the alarm window at

±30%

Parameter 14 of the SGC Command.

LCA= (message ok)
LCA? (received ok,
but invalid
arguments found)

LCA?

LCA=xx
(same format as command
arguments)

LNB B
Curent
Window

LCB=

2

bytes,

numerical

Command or Query.
LNB B Current Monitor Window, this command allows
the user to set the alarm window in

±% of the

calibrated LNB B Current. Valid inputs are 20 to 50 in
increments of 1%. In addition, setting the value to 99
disables the alarm function.
Example: LCB=30, set the alarm window at

±30%

Parameter 15 of the SGC Command.

LCB= (message ok)
LCB? (received ok,
but invalid
arguments found)

LCB?

LCB=xx
(same format as command
arguments)

Calibrate All
Limits

CAL=

2

bytes,

numerical

Command only.
This command is used to set the calibration point for
the BUC/LNB Current alarm feature.
Example: CAL=

CAL=(message ok)

N/A

N/A

Calibrate
BUC A Limits

CBA=

None/5
bytes
numerical

Command or Query.
This command is used to set the calibration point for
the BUC A Current alarm feature.
Command Example: CBA=
Query Example: CBA=02120

CBA=(message ok)

CBA?

CBA=xxxxx
(same format as command
arguments)