© Edwards Limited 2013. All rights reserved.
Page 43
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Installation
B800-00-880 Issue D
Speed control
!C869
0
1
-
decimal
-
Set target speed to full speed
Set target speed to standby speed
Timer options
!S870
?S870
0
1
1
decimal
-
Timer = disabled
Timer = enabled
Note that the timer is permanently
enabled on ramp-up.
Analogue signal
options
!S871
?S871
0
1
2
3
0
decimal
-
Analogue output = measured speed
Analogue output = measured power
Analogue output = measured motor
temp.
Analogue output = measured control
temp.
Close vent valve
!C875
1
-
decimal
-
Closes the vent valve for delayed
start and overrides the current vent
option. There is no open vent valve
command but the stop command
(!C852 0) will clear the override.
Service status
?V881
32 bits
-
hex
flags
Service status word
Controller run time
?V882
0..999999;
-
decimal
hours
Hours run by controller
0..999999
decimal
hours
Hours until controller service due
Pump run time
?V883
0..999999;
-
decimal
hours
Hours run by pump
0..999999
decimal
hours
Hours until pump service due
Pump cycles
?V884
0..65535;
-
decimal
cycles
Cycles run by pump
0..65535
decimal
cycles
Cycles until pump service due
Bearing run time
?V885
0..999999;
-
decimal
hours
Hours run by bearing
0..999999
decimal
hours
Hours until bearing service due
Oil cartridge run
time
?V886
0..999999;
-
decimal
hours
Hours run by oil cartridge
0..999999
decimal
hours
Hours until oil cartridge service due
Table 17 - Command abbreviations
Abbreviation
Meaning
cr
carriage return character
chars
characters
d
decimal ASCII character
Note:
Fields showing multiple d characters are to indicate typical length. All
data fields have a maximum of 5 decimal characters (prefixed by a minus
number for negative numbers).
h
hexadecimal ASCII character
r
Returned error code - refer to
Table 16
sp
space character
string
may have several ASCII characters
Table 16 - Summary of commands that can be sent to the nEXT pump (continued)
Object name
Command
Parameter
range
Factory
setting
Data
type
Units
Comments
