Hitachi CENTRAL STATION PSC-A32MN Installations- Und Betriebshandbuch Seite 10

main features
2 MAIN FEATURES
This central station (PSC-A32MN) is connected to H-LINK and used for the central control and monitoring of air conditioners
The following functions are available for all the indoor units which are connected to the central stations.
1 Run/Stop, Operation Mode Change, Fan Speed Control, Swing Louver Direction Control, Temperature Setting and Permitting/
Prohibiting Operation by Remote Control Switch
2 Monitoring of Operating Conditions for Block/Groups
3 Schedule Operation (Run/Stop and Temperature Setting) for Block/Groups
4 Run/Stop, Emergency Stop and Demand Function by External Input
5 Run and Alarm Output by External Output
6 Control to limit the capacity of the outdoor units to give a percentage, at specified times of the day, by means of external input
settings.
7 Control Exception Function of All Run/Stop Command for Selected Groups
8 Control Exception Function of All Run/Stop Command for Selected Groups by External Input
9 Indication and Calculation of Unit Accumulated Operation Time of Each Group
10 Indication of Alarm History Record
11 Registration of Name of Blocks and Groups
12 Registration and Indication of Service Contact Information
13 Operation modes can be selected as follows:
- Normal Mode
Control mode "Only run/stop"
-
14 Press the icon guide button to display a description of the icons.
?
N O T E
• Group: Remote Control Group
• Block: Collection of Remote Control Groups
An example of system configuration is shown below.
Up to 8 units in the same H-LINK are available.
Central station
(PSC-A32MN)
Wiring for remote control switch
Controlled by central station
(Remote control group)
?
N O T E
When an indoor unit without remote control switch is connected, the central station cannot be used simultaneously.
2 PMML0332A rev.0 - 05/2015
Up to 64 remote control groups and 160 indoor units are available.
(For H-LINK II only)
Group
Group
Without
transmission
wiring
Group
Without
With remote
transmission control
wiring switch
H-LINK
transmission
wiring
Group
Without
remote
control
switch