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• VRV Systems • Network Solution
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6
System Architecture
6 - 1 Requirement spec and the recommendation of other equipment
<iPU External View>
Detailed view of Attachment Hole
(1) Electrical rating
1) Rated voltage: Single phase AC 200 to 240 V 50/60 Hz
2) Power consumption: Max. 20 W
(2) Conditions of Use
1) Power voltage variation:
±10% of rated value
2) Ambient temperature of use: -10 to 50°C
3) Ambient humidity of use:
0 to 98% (However, there must be no humidity.)
4) Storage temperature:
-20 to 60°C
(3) Performance : Insulation resistance: Min. 50 M
Ω
at DC 500 V M
(4) Mass : 4 kg
(5) Painting color : light ivory
Item
Requirement Specification
UPS
(e.g.APC SU700, 1000
series)
Capacity
200-250 W/20min
Voltage
As required on the field
Control signals
Power failure signal (from UPS)
UPS shut down signal (to UPS)
Relay
I/0 module (AP9610)
Modem connector for Air
Conditioning Network
Service System
Connect equipment
for RS232C
RS232C connector
Terminal block for
DIII-net communication
with air conditioners
(This terminal is nt in
DAM602B52)
Power supply switch
Turn this switch to
ON when using
Earth terminal block
Connect equipment
for RS485
Terminal block for
RS485 communication
POWER
Do-1
Do-1
CPU
ETHER
D-III
ETHER
RCV
ALIVE ALRM LINK
Do-2
DIII-1
DIII-2
Di
Terminal block for
contact input (No Voltage)
Connector for PC
communication
Terminal block for
DIII-NET communication
Terminal block for
contact output (No Voltage)
Detailed drawing of fixing hole
Do-1: equipment for contact output is
connected (No Voltage)
Do-2: equipment for the contact output
is connected (No Voltage)
Connected to PC (HUB)
Terminal block for
communication with
air condioners
Contact input in 4 points is
connected (No Voltage)
Make sure to connect
the earth wire
Connect the lines
with AC100-240V
Power supply
terminal block
Terminal block for DIII-net
communication (option)
Contact input in 16 points
is connected (No Voltage)
Terminal block for contact
input (No Voltage)
Connect equipment
for RS232C
RS232C connector
When using Air Conditioning
Network Service System,
connect it to the telephone line