Fujitsu AB* A12GATH, Руководство по обслуживанию

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01-06
Check Item Check contents Judgement Present Status
Number of ref. circuit connected in the network system : ______, Ref. addresses :_______ _______________(00 99)
VRF
Network
System
Network
Configuration
No. of IUs & OUs
For one VRF Network System
(IU 400 & OU 100)
IU number : _____
OU number: _____
No. of System Controller
One System Controller per VRF Network System
No. of Touch panel controller (TPC)
Connectable Nos. 16
Total 16 Nos.
Per VRF Network System
(including one Network
Converter for LonWorks)
TPC: _____
No. of Central RC (CRC)
Connectable Nos. 16
CRC: ______
No. of Network Convert for Group RC
Connectable Nos. 64
Group RC: _____
No. of Signal Amplifier (SA) 40
Detail contents:
No. of SA (filter mode OFF) 8
No. of SA (filter mode ON ) 32
One per 500m transmission line length OR,
One per 400m transmission line length between
units OR,
One per every 64 number of connected units OR,
One per every master OU if total number of
connected Indoor Units 320
Number of Signal
Amplifier :________
No. of Network Convertor ( 100) One for each separate Room Air - conditioning system Total:_______
No. of BACnet Gateway One BACnet Gateway per VRF Network System Total: _______
Terminal Register One per Network Segment (refer to table -9) Total: _______
No. of Network Convertor for LonWorks
One per VRF Network System (IU 128 & OU 100)
NOTE: Special VRF Network system configuration
IU number : _____
OU number: _____
Check Item Check contents Judgement Present Status
Number of ref. circuit connected in the network system : ______, Ref. addresses :_______________________(00 99)
VRF
Network
System
Terminal
Resistance of
transmission
line
Terminal resistance of transmission line:
From device with connected terminal
resistance (OU or SA) to the most
distance device
50 ohm ( Resistance value) 180 ohm
OK / Not OK
In- between
OU (add____) & SA (add___)
OK / Not OK
In- between
SA (add____)
OK / Not OK
In- between
OU (add____) & SA (add___)
1-2-4 Transmission wire installation inspection sheet 3/3
Distance from termination resistor (m)
0 ~100 ~ 200 ~ 300 ~400 ~500
Approximate
resistance
(
Ω
)
0 ~ 50
A short circuit somewhere or 2 or more termination
resistors are connected
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190 ~ Faulty contact or wiring length over 500 m
1K ~ ∞ Faulty contact, open circuit, or no termination resistor