Item
Component
Name
Description Source
Power Status Module (PSM) on 8-
and 12- slot I/O rack.
l 1 Expansion Processor Module
(EPM)
l Up to 4, 8 or 12 I/O modules
l A Power Status Module (PSM) is
required with redundant power
supplies.
System may consist of 5 different types of
I/O rack:
l 4-slot w/1 power supply
l 8-slot w/1 power supply
l 12-slot w/1 power supply
l 8-slot w/redundant power supplies
l 12-slot w/ redundant power upplies
4 Human-Machine
Interface (HMI)
(Optional)
PC links to Ethernet network, which
includes other HMIs, other ControlEdge
900 Controllers, and other networks
(including Internet). Typically includes HMI
operating software which includes
configuration tool from Honeywell.
HMI software
is available
from
Honeywell or
from third-
party
supplier.
5 Configuration
Station
Connects from ETH1/ETH2 of the certain
CPM or network switch linking CPMs.
Configuration
software is
from
Honeywell.
6 Un-managed
Ethernet
100Base-T
Switch
(Only for Star topology) Enables
connection of the private Ethernet
100Base-T port on a CPM to the EPMs on
Expansion I/O rack. (The switch is not
required if there is no expansion I/O or
only one expansion I/O rack in the system.)
Third-party
suppliers or
Qualified
third party
devices
available
from
Honeywell
7 Ethernet
100Base-T
Enables inter-connection of several Third-party
suppliers.
20