Technical data

111
• Control systems
• intelligent Touch Manager • ED721208
Wiring Length
• Totallengthmustbe2000morless.(Thetotalwiringlengthis1500mwhenshieldedwireuse.)
• Max.lengthmustbe1000morless.
[Example]
200m
100m
Indoor unit
500m
10m
10m
200m
Outdoor unit
Max. length
200+10+10+500
=720m
Total length ≤ 2000m
Max. length ≤ 1000m
Therefore, the limitations
on length are satisfied.
Total length
200+100+500+10+10+200
=1020m
Centralized
Control
Equipment
Recommendation of Installation DIII-NET Expander Adaptor
Intelligent buildings in recent years have increased in the amount of communication equipment and power supply wiring and this may
have an effect on DIII-NET communications. In the cases listed below, it is recommended that the “DIII-NET Expander Adaptor” (DTA109A51)
be installed.
• Wherethereare8ormoreoutdoorunitsystems
• WhereitisnotpossibletoverifythatrestrictionsonDIII-NETwiringlength,branchedwiringandwiretypesareobserved
Wiring Specifications of DIII-NET
Be sure to use either 2-core sheathed vinyl cord or cable as mentioned below.
• Vinylcabtireroundcord VCTF JISC3306   <Example>Sectionofcord
• Vinylinsulated,vinylsheathedcableforcontrol CVV JISC3401
• Roundvinylsheathedcableforcontrol CVS JISC3401
• Roundvinylinsulated,vinylsheathedcable VVR JISC3342
• 600Vvinylcabtirecable VCT JISC3312
• Polyethyleneinsulatedvinylsheathedcable CPEV(★)
• Meshinsulatedcable MVVS(★)
★ When the shield wire is used, be sure to ground the one side of the shield wire.
★ Do not use the shield wire with other type of wire in the same system.
• Thetotalwiringlengthis1500mwhenshieldedwireisused.