Nortec NH-EL Series - Manual (Page 7)

Introduction | 4
Description of Components
Table 1: Humidifier Components
Component Function of Component
Auxiliary Drain Drains water from cylinder by activating drain valve. Note that initiating a
drain in this manner will not induce Drain Water Cooling.
Condensate Return Provides a connection to return condensate to humidifier.
Contactor Turns On/Off power to cylinder electrodes.
Control Terminal
Strip Terminal strip for connecting external controls and blower pack to
humidifier.
Cylinder Plug Power connectors to electrodes in cylinder.
Cylinder strap Securely holds cylinder in place.
Cylinder Holds electrodes in water. Current between electrodes generates heat used
to generate steam.
Touch Screen
Display User interface for configuring the humidifier.
Door Interlock
Switch Prevents contactor from engaging when door is removed (pull out to
override this safety feature while troubleshooting).
Drain Canal Combines cylinder drain water and fill cup overflow into a single drain outlet.
Drain Valve Drains water from cylinder.
Driver Board Provides input and output connections to humidifier components.
Fill Cup Provides an air gap for backflow prevention.
Fill Valve Controls flow of water into humidifier.
High Voltage
Terminal Block Primary power connection from remote disconnect to humidifier.
High Water sensor
Plug Used to detect max water level in cylinder.
On/Off Switch Turns power On/Off to humidifier controller. Note: Turn off humidifier
disconnect to shut off primary power to the humidifier.
Remote Relay
Board (option) Provides a terminal strip to dry contacts which open/close to indicate the
humidifier is on, humidifying, needs service, or is in a fault condition.
Steam Outlet Connect to steam line with steam hose.
Integrated
Controller Controls all functions of the humidifier’s operation and provides user
interface for configuration of the humidifier.
Transformer Steps primary voltage down to 24 VAC for the controller and internal
components such as the fill valve and drain valve.