Edwards nEXT 55, Instruction Manual

Page: 67 / 116

The timer is permanently enabled during ramp
‑
up. However, it is optional to have the
timer enabled at other times. When the pump is shipped, the Timer is enabled by
default.
To disable the timer, send the serial command that follows:
Command ! S 8 7 0 sp 0 cr
The reply will be as follows:
Reply * S 8 7 0 sp r cr
The state of the timer option is stored in the memory of the pump.
To enable the timer again, send the serial command that follows:
Command ! S 8 7 0 sp 1 cr
The reply will be as follows:
Reply * S 8 7 0 sp r cr
To check if the timer is enabled or disabled, send the query that follows:
Command ? S 8 7 0 cr
The reply will be as follows (where d=0 means disabled and d=1 means enabled):
Reply = S 8 7 0 sp d cr
5.1.9 Analogue signal options
The analogue output can be used to monitor one of the five different parameters.
Table 26 Analogue signal options
Option number Description of analogue output number
0
Measured pump rotational speed. This is the factory default set-
ting.
1 Measured link power
2 Measured motor temperature
3 Measured motor controller temperature
4 Measured rotor temperature
To configure the analogue output, send the command that follows (where the character
‘d’ shows the option number):
Command ! S 8 7 1 sp d cr
The reply will be as follows:
Reply * S 8 7 1 sp d cr
The analogue output signal setting is now stored in the memory of the pump.
To check which analogue output signal setting is enabled, send a query as follows:
Command ? S 8 7 1 cr
07/2021 - ©Edwards Limited Page 67 B8G000880_E
B8G000880_E - Configuration