Hitachi RPC-1.5FSR Technical Catalogue page 40

FEATURES
< Example for System Configuration >
Dedicated Pulse Dedicated Pulse
I/O Device I/O Device
(Field-Supplied) (Field-Supplied)
External Device
(Demand Controller,
Lighting, etc.)
(Field-Supplied)
NOTES:
1. Up to 15 Extension Adapter (PSC-AD128EX) can be connected to 1 system.
2. Up to 64 outdoor units (H-LINK II compliant) and 160 indoor units (H-LINK II compliant) can be connected
to Central Station EX (PSC-A128EX)/Extension Adapter (PSC-AD128EX).
Refer to specification for connecting units for detail.
3. Up to 16 dedicated pulse I/O devices can be connected to 1 system.
4. Central Station EX and Extension Adapter can control and monitor up to 2 dedicated pulse
I/O devices each.
5. A dedicated pulse I/O device shall be controlled via external output from only one peer Central Station
EX /Extension Adapter. (Multiple Central Stations/Extension Adapters cannot control one dedicated pulse
I/O device in the system.)
6. Use dedicated pulse I/O devices exclusively for this system.
7. Ensure to use straight LAN (Ethernet) cable to connect Central Station EX and Extension Adapter via
Ethernet hub.
8. Ensure that the Ethernet hub has Auto-Negotiation enabled.
1-30
Pulse
Transmission
Meter
(Field-Supplied)
Pulse
Transmission
Meter
(Field-Supplied)
External Device
(Demand Controller,
External
Lighting, etc.)
Input Line
(Field-Supplied)
Extension Adapter
(PSC-AD128EX)
Extension Adapter
(PSC-AD128EX)
Power Line
Indoor Unit Indoor Unit
Indoor Unit
Indoor Unit Indoor Unit
Indoor Unit
Indoor Unit Indoor Unit Indoor Unit
Power Line
Indoor Unit
TCI-20007-rev.1