
N2 Bus
Standard NCU
UNT
RS-232
N1LAN
Metasys
Integrator
SAMMS
Controller
siemens1
RS-485
(four wire)
Static
Trip III
CPNX
Acce
I/O
Controller
Isolated
Multidrop
Converter
4700
Power
Meter
4300
Power
Meter
Note: If you use a UPM enclosure, you must install the Metasys Integrator unit
300 Series in a two high enclosure (EN-EWC25-0) rather than a one high
enclosure (EN-EWC13-0) as shown in the figures in this application note.
Figure 1: Siemens and Metasys System Integration
Using SEAbus Communication
N2 Bus
UNT
Metasys
Integrator
siemens2
RS-485
(four wire)
Static
Trip III
CPNX
Access
I/Q
Controller
Isolated
Multi-Drop
Converter
4700
Power
Meter
4300
Power
Meter
SAMMS
Controller
RS-232
Panel Unit Workstation
Note: If you use a UPM enclosure, you must install the Metasys Integrator unit
300 Series in a two high enclosure (EN-EWC25-0) rather than a one high
enclosure (EN-EWC13-0) as shown in the figures in this application note.
Figure 2: Siemens and Metasys Companion Integration
Using SEAbus Communication
Metasys Integrator—Metasys Integrator Siemens Application 3
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