Microtech Ii™ Remote User Interface (Ui) - Daikin RDT-135c Installation And Maintenance Manual

Unit Options: MicroTech II™ Remote User Interface (UI)
MicroTech II™ Remote User Interface (UI)
Both a unit mounted and an identical, remote mounted keypad
and display are provided with this option. A remote-mounted
user interface (UI) is available as an option with all rooftop
units. The following items are provided:
• Unit mounted UI
• Unit mounted power supply and R485 isolator for the
remote UI
• Selector switch to activate either the unit mounted UI or the
remote UI. Only one UI is active at a time.
• Wall mounted electrical box that contains the remote UI. See
Figure 91.
Cable and Wiring Recommendations
Remote wiring to connect the unit to the remote UI is not
included. See Figure 92 on page 92 for wiring information and
the following recommendations.
Figure 92. Remote user interface wiring diagram
92
• No more than 1200 feet of wiring can be used to connect the
remote user interface to the unit.
• Use overall foil shield, 3 twisted pairs, 22 AWG stranded
connectors with drain wire.
• UL 910 plenum rated = Belden 6542FE-1000-877
• Non-plenum rated = Belden 5542FE-1000-8
Figure 91. Factory-assembled remote user interface
7.2 "
6.9 "
Enclosure
with Cover
Surface Mount,
Modular Jack
with 6 contacts,
Screw Terminals
Cable Assembly
4.4 "
(4) #6-32
Hex Nuts
(4) #6 Split
Lock Washers
Ground
Keypad/Display
Module
IM 738-2