Catalogue

58 RLC-PRC042D-EN
Options
ModBus Communications Interface
Allows easily interface with ModBus™ via a single twisted pair wiring to a factory installed and
tested communication board.
Remote Input Options
Option permits remote chilled liquid setpoint, remote demand limit setpoint, or both by accepting
a 4-20 mA or 2-10 Vdc analog signal.
Remote Output Options
Permits alarm relay outputs, ice making outputs, or both.
Tracer Communication Interface
Interface permits bi-directional communication to Tracer SC or ES system via BACnet interface.
Sound Options
InvisiSound Standard Unit
Each rotary screw compressor will have a muffler as standard and each condenser fan will be low
noise as standard.
InvisiSound Superior Unit
In addition to the sound reducing features on the standard unit, Superior adds insulating sound
material to the suction and discharge lines of each refrigerant circuit and reduces the maximum
speed of the each condenser fan.
InvisiSound Ultimate Unit
In addition to the sound reducing features on the Superior, the Ultimate unit adds a flexible,
metallic connection at the suction and discharge of each compressor, a pre-formed ‘sound box’
encapsulating each compressor and the ability for the user to set fan speed based on sound
requirements. The fan speed can be set for sound reduction from 100% - 60% of maximum fan
speed.
Other Options
Architectural Louvered Panels
Louvered panels cover the complete condensing coil and service area beneath the condenser.
Condenser Corrosion Protection
CompleteCoat™ is available on all size units for corrosion protection. Job site conditions should
be considered to determine the need to order coating to inhibit coil corrosion and ensure extended
equipment life. CompleteCoat option provides fully assembled coils with a flexible dip and bake
epoxy coating.
Convenience Outlet
Option Provides a 15 amp, 115 volt (60 Hz) convenience outlet on the unit.
Flange Kit
Option provides a raised face flange kit that converts the grooved pipe evaporator water
connections to flange connectors.
Insulation for High Humidity
The evaporator is covered with factory-installed 1.25 inch (31.8 mm) Armaflex II or equal (k=0.28)
insulation.