Keithley S46 Instruction Manual page 44

S46/S46T Microwave Switch System Instruction Manual
CAUTION
Query
Table 3-3
Relay channel assignments
RELAY A
RELAY B
RELAY C
RELAY D
RELAY 1 to 8
:COUNt?
Description
:RCOunt <clist>
Parameters
Description
Query
:OPEN <clist>
Parameters
Description
Query
Do not close more than one RF path per multi-port switch.
Degradation of RF performance will result and the switch may be
damaged.
This query command is used to return a <clist> of presently closed
channel(s). For example, if channels 2 and 7 are closed and
ROUT:CLOS?
Relay Channels
1 through 6
7 through 12
13 through 18
19 through 24
25 through 32
This command (query only) is used to return 32 comma-separated
values representing closure count (the number of times the channel has
been closed). Unpopulated channels always have a count of zero.
To reset this count, see RCOunt.
<clist> = (@ chanlist)
where chanlist is the list of channels to be reset.
This command is used to reset closure count in a <clist>. For example,
to reset the closure count values for channels 1 and 4, send
:ROUT:CLOS:RCO (@1,4).
No query form of this command exists.
<clist> = (@ chanlist)
where chanlist is the list of channels to be opened.
Enter the list of channels to open in a <clist>. For example, if you want
to open channels 2 and 7, send
No query form of this command exists.
is sent, then the query will return
ROUT:OPEN (@2,7)
Operation
.
(@2,7)
Return closure count
Reset closure count for channel(s)
Open channel(s)
.
S46-901-01 Rev. C / January 2006
3-9