Hitachi PSC-A1T Technical Catalogue

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DIP switch adjustment
During the installation it must be specied what kind of units are installed.
PSC-A160WEB1 offers a variety of options letting you know its status at all times. These options are only accessible from
the hardware itself.
To activate a function:
1
Remove the four screws in the upper part of the hardware.
2
Locate the “Option” Dip-Switch.
3
Put the pin of the function required into the “ON” position.
4
Put the pin 1 to “ON” to activate the function.
When the dip-switch has been congured, the seven-segment display shows different characters according to the func-
tion established. The values appear as rolling text.
To deactivate the function and return to rest mode:
•
In the “Option” Dip-Switch put all the pins to “OFF”, leaving the pin 1 until last.

Factory dsw setting
OPTION DSW2 MODE DSW6 HLINK DSW7 422/485 DSW8 OPT.OUT DSW9
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DSW2 options setting
The table with all the functions and their description is shown below.
Pins Function Description
1 Function selection This pin enables the activation of the functions selected with the other pins.
2
Restore the network congu-
ration
Restore the IP address Mask and Gateway to the initial values of:
IP: 192.168.0.3
Mask: 255.255.255.0
Gateway: 192.168.0.1
3 Restore passwords Set the “User” password to “User” and the “Installer” password to “Installer”
4 Restore conguration
Deletes the conguration of the installation and restores the passwords as in the previous
point
5 Notication of the IP address Shows the IP address and the PSC-A160WEB1 port.
6 Information on units Shows the number of indoor and outdoor units recognized by PSC-A160WEB1.
7 Central Station compatibility
It enables the compatibility with central stations.
CSNET WEB software has always priority so if a unit is set as central, Central Station will
not be able to modify the state of the unit. The same happens with Remote Sensor not
congured option.
CAUTION
All units should be controlled by a Central Station, otherwise it will appear a communication
alarm.
8 Not used Internal use, it always must be set as “OFF”.
All OFF Rest
Indicates the type of installation (PA: Packaged). If there is an alarm it shows the alarm
code and the units with this alarm.
6 Building air conditioning controls
CSNET WEB (PSC-A160WEB1)
TCGB0106 rev.0 - 12/2014
423423
6

Hitachi PSC-A1T Specifications

General

Brand	Hitachi
Model	PSC-A1T
Category	Controller
Language	English