configuration of the RS485 link
polarisation and/or matching
via the MERY board
Overview after dismantling the protective cover
6
Y b o
N U M
a r d
Y b o
P A R
O
O
N
N
1 2 3 4
1 2 3 4
SA2
SA3
SA2
SA3
configuration switches of
the RS485 link
SineWave™ JBUS communication system installation: E-51027160XT/AC
(cont.)
MERY board
a r d
MERY board
R301
ON
switch closed: in top position
XM16
OFF
ON
switch open: in bottom position
OFF
MGE UPS SYSTEMS