11
Product Overview
Nortec EL/RS Outdoor
2584597_B_EN_1705
4.4
Options
shows the list of options for the Nortec EL/RS Outdoor humidifier. Contact your local Nortec rep-
resentative for details.
Table 2: Nortec EL/RS Outdoor Humidifier Options
Option
Application
Mounting bracket
Provides a means to attach the unit to an air handling unit or an exterior wall.
Scale tank (RS-OC only)
Provides a separate reservoir underneath the steam cylinder for scale collection. The addi-
tion of this option reduces maintenance time significantly. Minerals removed from the water
during steam production will collect in the scale reservoir rather than in the tank. For the unit
with two steam cylinders (RS-OC 90, 130 and 180), order two for each humidifier.
Accessory relay PCB
(printed circuit board)
Printed circuit board with relay contacts for connecting other accessories such as fans and
supply water flushing valves.
Internal primary fusing (EL-
OC only)
Optional internal fuse for heating voltage power supply in the EL-OC models (only). Only
available as a factory-installed option.
Note:
This is not a substitute for a dedicated external
disconnect switch.
BACnet MSTP BTL
PCB to provide BTL-certified BACnet MS/TP. This option also enables full Master functional-
ity when using BACnet MS/TP.
BACnet IP BTL
PCB to provide BTL-certified BACnet IP.
LonWorks board
Supplementary board to connect the humidifier to a building management system using
LonWorks.
4.5
Accessories
shows the list of accessories for the Nortec EL/RS Outdoor humidifier. Contact your local Nortec
representative for details. To install and operate the accessories, please refer to the instructions sup-
plied with the accessories.
Table 3: Nortec EL/RS Outdoor Humidifier Accessories
Accessory
Application
Steam distributor
Steam distribution system for use in an air duct.
SAMe steam distribution
manifold
Steam distribution system for use in an air duct where reduced absorption distance is re-
quired.
Digital or analog control
humidistat with either On/Off
or modulating operation
Input device used to meter the output of the humidifier based on the sensed relative humidity.
The humidistat can be installed in the conditioned space that is being humidified, or within
the duct.
Digital RH transducer
Input device used to communicate the relative humidity in a conditioned space or a duct to
the humidifier.
Digital or analog high limit
humidistat with either On/Off
or modulating operation
Input device used to limit the output of the humidifier by either shutting it down or throttling it
down when the humidity in the duct approaches the high limit.
Air proving switch
Input device to ensure that humidification only occurs when air is moving through the duct.
Outdoor temperature sensor
Input device used to communicate the outdoor temperature to the humidistat so that it can
lower the setpoint value during cold weather to prevent condensation on exterior windows/
surfaces.
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