B722-40-880 Issue H
Page 38
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Operation
4.1.6
Timer setting and options
for a full description of Timer functionality.
The time-out period is a user-configurable option and can be set to any value from 1 to 30 minutes. When the pump
is shipped, it is configured with a default time-out period of 8 minutes.
To change the Timer setting, send the following command (where the characters 'd' represent the time-out period in
minutes):
The reply will be as follows:
The Timer setting is now stored in memory within the DX pump.
To check what time-out period is set, send a query as follows:
The reply will be as follows:
The Timer is permanently enabled during ramp-up, however it is optional whether to have it enabled at other times.
When the pump is shipped, the Timer is enabled by default.
To disable the Timer, send the following serial command:
The reply will be as follows:
The state of the Timer option is stored in memory within the DX pump.
To enable the Timer again, send the following serial command:
The reply will be as follows:
To check whether the Timer is enabled or disabled, send the following query:
The reply will be as follows (where d=0 means disabled and d=1 means enabled):
Command
!
S
8
5
4
sp
d
d
cr
Reply
*
S
8
5
4
sp
r
cr
Command
?
S
8
5
4
cr
Reply
=
S
8
5
4
sp
d
d
cr
Command
!
S
8
7
0
sp
0
cr
Reply
*
S
8
7
0
sp
r
cr
Command
!
S
8
7
0
sp
1
cr
Reply
*
S
8
7
0
sp
r
cr
Command
?
S
8
7
0
cr
Reply
=
S
8
7
0
sp
d
cr
