Before Installation; Specification; System Configuration - Hitachi Central Station EX Installation Manual

2. Before Installation

Ensure that the following parts are packed with Central Station EX
(also referred to as Central Station EX/PSC-A128EX3).
Central Station EX
Item
Appearance
Q'ty.
SD Card is used for Remote Access software. Refer to the operation manual for Remote Access for details.

3. Specification

3.1

System Configuration

This installation manual is exclusively for Central Station EX (PSC-A128EX3). Sample system configuration
is as follow. Also refer to the installation manual and the operation manual for each of the air conditioners
and devices connecting to the system.
PC
(Field-Supplied)
Line Termination
Internet
Equipment
(Field-Supplied)
Remote
Access
software
LAN
(Ethernet
PC
(Field-Supplied)
Remote
Access
software
1. Up to 15 Extension adapters (PSC-AD128EX3) can be connected to a 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-A128EX3)/Extension Adapter (PSC-AD128EX3).
Refer to specification for connecting devices for detail.
3. Use straight cable for LAN (Ethernet cable), and ensure to connect Central Station EX and extension
adapter with Ethernet hub.
4. Ethernet is a registered trademark of Fuji Xerox Co., Ltd.
5. Use Ethernet hub with Auto-Negotiation function.
6
Operation Manual
PSC-A128EX3
1
VPN Router
(Field-Supplied)
LAN
(Ethernet ® )
® )
Installation and
Maintenance Manual
1 1
Pulse
Transmission
Meter
(Field-Supplied)
Pulse
Transmission
Meter
(Field-Supplied)
External Device
(Demand Controller,
Lighting, etc.)
(Field-Supplied)
Extension Adapter
(PSC-AD128EX3)
Power Line
100-240VAC±10%
(50/60Hz)
Extension Adapter
(PSC-AD128EX3)
Power Line
100-240VAC±10%
(50/60Hz)
Wood Screw
6
Power Line
Indoor Indoor Indoor
Unit Unit Unit
External
Input Line
Indoor Indoor Indoor
Unit Unit Unit
SD Card
1
Indoor Indoor Indoor
Unit Unit Unit
Power Line
Indoor
Unit
A12124820A