Nortec links 2 start-up checklist – Nortec LINKS 2 NHRS User Manual
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26 | Start-up
NORTEC Links 2 Start-up Checklist
Wiring
Humidifier-to-Humidifier Connection:
Each individual humidifier linked to lead unit.
Connection must be daisy-chained from the lead unit to the end unit, with shield wire connected
only on the lead unit.
Check that each humidifier has a unique modbus address.
BMS Network Connection:
Lead unit wired to BMS system (Twisted Pair or Ethernet).
Network activity verified.
Shields should be connected at BMS end only.
Controls Wired:
Directly to humidifiers or through BMS network.
Start-up Procedure
Ensure power is being supplied to the humidifier, NORTEC Links Module and NORTEC OnLine
module. For BACnet/IP adjust network IP settings. (If this information is provided, factory will
perform necessary IP assignment).
After power-up, verify network communication.
Map desired network variables to BMS.
Verify variable operation after mapping is complete.
Perform regular humidifier start-up check.
Firewall
Network port 5222 should be open to TCP traffic for NORTEC OnLine operation (when used).