Samoa NEXU - Cabling from Udat; Udat Power+ to Uvalve; Umeter+) to Udat; Udat Power

NexU
INSTALLATION MANUAL
3.3.12 CABLING FROM
UDAT / UDAT POWER+ TO UVALVE
TO UDAT / UDAT POWER+
In the attached picture
you can see
connect the wiring.
I want to emphasize the importance of not connecting the
two different units.
You see in the picture that the UValve is powered up by UDat No. 1 and only communication
is linked to UDat No. 2
This cabling philosophy must ALWAYS be followed when two different
units power up any unit.
UDat 1
Bus Out
INSTALLATION MANUAL
UDAT / UDAT POWER+ TO UVALVE
(UMETER / UMETER+)
TO UDAT / UDAT POWER+
you can see
the wiring connection
. This is a clear example of how to
I want to emphasize the importance of not connecting the
You see in the picture that the UValve is powered up by UDat No. 1 and only communication
This cabling philosophy must ALWAYS be followed when two different
externally powered
Rev 3 (XXXX 2019)
39
(UMETER / UMETER+)
. This is a clear example of how to
I want to emphasize the importance of not connecting the
power from
You see in the picture that the UValve is powered up by UDat No. 1 and only communication
externally powered
UDat 2
Bus In