Wiring and Setting Procedures
External wiring
Everything relating with field wiring must be supplied in the field.
Ethernet communication wiring
DIII-NET wiring
Cautions
1 Do not use multicore cables with three or more cores.
2 Use wires of sizes between 0.75 mm2 and 1.25 mm2.
3 Wire length: Max 1,000 m
4 Do not bind the wire for DIII-NET
5 Wirings for DIII-NET must be isolated from the power lines.
Do-1 and 2
Main specifications
Temperature range -10~50°C
Humidity range 0~98% (No frost formation)
Power supply 1~AC200-240V 50/60Hz
Power consumption Max.20 W
Weight 4.0 Kg
DMS502A51
F1 F2 F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2 F1 F2
DMS502A51
DMS502A51
Outdoor
unit
BACnet
client
Field supplied
Ethernet
10BASE-T
10BASE-T straight cable
Polarity: No
Terminal contact size: M3.5
DAM411B51 (Option)
Terminal contact size: M3.5
Recommended wire size 0.75~1.25mm
2
Recommended wire size 0.75~1.25mm
2
Recommended wire size 0.75~2mm
2
Do-1:ONwhentheunitmalfunctions
Do-2:ONwhenanairconditionermalfunctions
Novoltagecontactoutputcontactspecicationisasfollows
: Allowable current 10 mA ~1A
: Allowable voltage MAX, AC250V
Wiring length : Max. 150m
Terminal contact size: M4
Polarity: No
Polarity: No
Polarity: No
HUB
Outdoor
unit
Outdoor
unit
Outdoor
unit
Lamp or the like
Lamp or the like