Edwards nEXT400 User Manual

Bit number
Status ag Acve ag means
6 Reserved -
7 Service due
Service is due. Specic operaon
necessary
should be determined by checking the bits
above
8 - 31 Reserved -
8.3 Controller run me
The run hours and r
ecommended service me of the controller on the pump can be
monitored.
Send the query that follows:
Command ? V 8 8 1 cr
The reply is as follows (where, rst number is the hours run by the controller and second
is the number of hours unl the service is recommended):
Reply = V 8 8 2 sp d d d d d d ; d d d d d d cr
Note:
The number of hours unl the nex
t service is due is esmated by the controller based on
the operang condions of the pump and they can decrease at more or less than 1 hour
per hour. Decreased pump temperature is the primary factor in extending the controller
life.
8.4 Pump run me
The run hours and recommended service me of the impeller in the pump can be
monitored.
Send the query that follows:
Command ? V 8 8 3 cr
The reply will be as follows (where, rs
t number is the hours run by the impeller and
second is the number of hours unl service is recommended):
Reply = V 8 8 3 sp d d d d d d ; d d d d d d cr
8.5 Pump cycles
The number of start-stop cycles completed and the number remaining unl the next
service is due can be monitored.
Send the query that follows:
Command ? V 8 8 4 cr
The reply is as follows (where, rst number is the start-stop cycles completed by the
pump and second is the number of start-stop cycles unl service is recommended):
04/2022 - ©Edwards Limited
Page 87B80000880_G
B80000880_G - Fault nding

Edwards nEXT400 Specifications

General

Brand	Edwards
Model	nEXT400
Category	Water Pump
Language	English