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Nortec Industries NHTC Series Net + Net, 10-50, To Units 2 to, External Internal, DC Power, Page

Models: NHTC Series

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To Units 2 to 8

External wiring ‘by others’

-18 to 24 AWG stranded

-Twisted pair, shielded

Nortec LINKS 2	A B
Terminal Strip
(Unit 1)

Net +

Net -

Shield

External

Internal

	J5
		1
		RJ-12					RJ-45
		RJ-12
	J3
		Nortec OnLine				Nortec LINKS 2
	NHTC	Module				Nortec LINKS 2
		Module					Module
							Module
	Processor
	Board		RJ-45
			RJ-45
		EIA-232
	J1	Serial Port
J4	J2
	DC Power	+9V on center pin	1	2	3	4	5
		9 VDC Input	1	2	3	4	5
	Supply			LAN Ports
	24 VAC HOT		5-Port Ethernet
	AC GND			Switch
	AC GND
	DC GND
	9 VDC OUT

Note:

Use open LAN port when employing an internet connection for BACnet/IP and/or Nortec OnLine.

WID NHTC LINKS 2 BACnet/IP OptionSupplemental Wiring DiagramDiagram No. 2531457 Rev. B Aug 22, 2007Figure 1. Wiring Diagram

10-50

Page 2 2008-02-18

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Nortec Industries NHTC Series Net + Net, 10-50, To Units 2 to, External Internal, DC Power, Supply, PortEthernet, Switch

Contents

NHTC NORTEC LINKS 2 OPTIONS Installation Manual Manual No. H-502RECORD OF REVISIONS PROPRIETARY NOTICELIABILITY NOTICE COPYRIGHT NOTICEWARRANTY TABLE OF CONTENTS10-10INSTALLATION PROCEDURES 10-30TROUBLESHOOTING10-30TROUBLESHOOTING LIST OF FIGURESLIST OF TABLES 10-10INSTALLATION2008-02-18 THIS PAGE INTENTIONALLY LEFT BLANK10-00 INTRODUCTION 10-00Page 1OVERVIEW Protocol Options10-00 10-10 INSTALLATION 10-10Page 10-10 1NETWORKINGBBACNET/IP 2WIRINGTable 1. Recommended Wire Types and Lengths ABACNET/MSTP, JOHNSON N2, AND LONWORKSALONWORKS.XIF FILE 3 GATEWAY CONFIGURATION4NETWORK INTEGRATION Table 2. Baud Rates5 VARIABLE DEFINITION 10-10Page Unit must be configured for Variable DefinitionsUnit must be configured for dual Unit must be configured for dualPage 10-10Default Johnson N2 Address Table 4. Humidifier Variable Addresses Unit #1Default BACnet/IP Address 192.168.10.11 Subnet Default BACnet/MSTP AddressTable 5. Humidifier Variable Addresses Unit #2 10-10Page Table 6. Humidifier Variable Addresses Unit #3 10-10Page Table 7. Humidifier Variable Addresses Unit #4 10-10Page Table 8. Humidifier Variable Addresses Unit #5 10-10Page Table 9. Humidifier Variable Addresses Unit #6 10-10Page Table 10. Humidifier Variable Addresses Unit #7 10-10Page 14 Table 11. Humidifier Variable Addresses Unit #8 10-10Page Figure 2. Sample Humidification Applications NHTCFigure 1. Sample Humidification Applications Room-Sensed%RH Feedback with Duct Hi-LimitSensingPage Figure 3. Sample Humidification Applications10-10 NHTCTHIS PAGE INTENTIONALLY LEFT BLANK 10-10Page 10-20 START-UP 10-20Page 10-20 1 NORTEC LINKS 2 START-UPCHECKLIST2 START-UPPROCEDURE ˆ ˆ ˆ ˆ ˆ10-30 TROUBLESHOOTING 10-30Page 1TROUBLESHOOTING 2INDICATOR LIGHTS10-30 Figure 3. LonWorks Module LED Figure 1. OnLine Diagnostic LED Locations10-30 Figure 2. BACnet Module LEDLED Name Table 1. OnLine Diagnostic LED Description10-30 PageLED Name Table 2. LINKS 2 Module Diagnostic LEDs10-30 Page10-30 Table 3. Troubleshooting Communication ProblemsProblem Solution10-40 SPARE PARTS 10-40Page Part Number Table 1. Replacement Parts10-40 PagePage 10-40Figure 1. BACnet or N2 Module Figure 3. OnLine ModuleFigure 5. Ethernet Switch 10-40Page 10-50 TECHNICAL 10-50Page Supplemental Wiring Diagram Net + NetDC Power SwitchFigure 2. Wiring Diagram Net + NetDC Power Supply Supplemental Wiring DiagramFigure 3. Wiring Diagram Shield-+ A B Net NetDC Power Supplemental Wiring DiagramTHIS PAGE INTENTIONALLY LEFT BLANK 10-50Page WARRANTY Walter Meier Climate USA Inc Authorized AgentU.S.A CANADA