G.ELECTRICAL
(1)Primary Voltage Supply Wiring to Humidifier
(a)Local electrical codes should always be followed when installing a NORTEC Humidifier. Direct wiring to the high voltage terminal is shown in Figure 7.
H.CONTROL WIRING
(1)Controls are available from NORTEC as accessories. If controls were not ordered with humidifier, they must be purchased or supplied by others. The following information is relevant to all controls, factory supplied or otherwise.
CAUTION
REGARDLESS OF SELECTING ON/OFF OR MODULATING CONTROL METHOD, NORTEC HUMIDIFIERS MUST HAVE A CLOSED CIRCUIT ACROSS ITS ON/OFF SECURITY LOOP CONTROL TERMINAL TO OPERATE. NORTEC HIGHLY RECOMMENDS THE USE OF A HIGH LIMIT HUMIDISTAT AND AN AIR PROVING SWITCH IN SERIES FOR THIS FUNCTION.
(a)On-Off Controls
The method and guidelines for installing on/off controls are displayed in Figure 8. It can be combined with all control methods.
(b)Demand Signal Controls Installation
Figure 9 uses the Nortec optional Controllers to demonstrate the typical demand signal installation.
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