CPUC
IOF
Discrete Interface
Group CAN Segment
120 ohm 120 ohm120 ohm
Located Inside the Controller
(Mounted on the IOF)
Safety Nodes
IOF
Hoistway Access
Inputs, Valve, Starter,
Viscosity Sensor,
Pressure Switch,
18 Spare Active
Low I/O
Car CAN Bus
CCH/CCL
SPI Bus
(Local I/O)
Hall CAN Bus
HC 1H/HC 1L
Group CAN Bus
RCH/RCL
Group CAN Bus
RCH/RCL
CCH/CCL
To other controllers
in the same group.
DPIA
Located in the Car
Car CAN Bus
CCH/CCL
Selector
Front Door
Operator
Car Top
Inspection
Switches
Rear Door
Operator
COP I/O
(Car Calls, Fire
Service, etc.)
Channel 2 - Car CAN Bus Section
CE
MicroComm
Card
CNA**
(MODCTRL 1)
Hall Calls, Fire Service, and
other Riser Function I/O
Cross-Connect
to other Cars
in the Group
**MODCTRL 1 CNA handles the
Group and Car I/O. If additional
I/O are required, the smartname
will increase with each additional
CNA, e.g., MODCTRL 2.
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