Nortec NHTC - Manual (Page 65)

10-10
Page 57
2008-10-01
(l) Access to service history
(m) Option to add up to seven slave humidifiers to each NORTEC OnLine module
(n) Monitor up to eight humidifiers (one master, seven slaves) with one Internet
connection
(o) Up to three years of coverage can be purchased at time of order
(p) Secure 128-bit Internet connectivity (SSL)
(5) Different networking configurations may be achieved and are mostly dependant on the
type of network present at the site. Specify at the time of order using the form in
Figure 31. Connection options include:
(a) Static IP connection
(b) DHCP (dynamic IP)
(c) GPRS connection
(d) Dial-up modem connection.
H. NORTEC LINKS
(1) Provides a network connection to a BMS system using one of the following protocols:
(a) BACnet IP
(b) BACnet MSTP
(c) LonWorks
(d) Modbus (Standard on the NHTC and NHTC Outdoor)
(e) Johnson N2.
(2) NORTEC Links provides monitoring and control allowing humidifier(s) to communicate
to your Building Management System (BMS). The controller is factory installed and is
located internally to the humidifier. NORTEC Links can be integrated with NHTC,
NHSC/DI, GSTC/SETC technologies. Simply specify at time of order, using the form in
Figure 32, what operating protocol you are using BACnet IP, BACnet MSTP,
LonWorks, Modbus or Johnson N2.
(3) Some features of NORTEC links are:
(a) Digital feedback for unit standby/humidifying mode.
(b) Digital feedback for service required.
(c) Digital feedback for fault indication.
(d) System demand display.
(e) Control enable/disable.
(4) Combined with direct sensor connection to either the humidifiers or BMS it is also
capable of:
(a) Control room set point
(b) Control high limit set point
(c) Control room %rh
(d) Control high limit %rh.