nVent Hoffman S060316G031, Instruction Manual, Page: 22 / 74

89116616
- 21 -
REMOTE ACCESS CONTROL
AIR CONDITIONER UNIT COMMUNICATION FEATURES (OPTIONAL)
An optional communication board offers capabilities that include Pr���� EtherNet/IP, Modbus TCP, and SNMP
protocols through Ethernet and Modbus RTU protocol via USB. nVent has a PC Interface Tool available for
download that can utilize either mode to communicate with the air conditioner unit.
USB COMMUNICATION
This communication mode allows direct connection of a PC to the air conditioner unit. The protocol
supported is Modbus RTU. Use the nVent AC monitor to communicate with the air conditioner unit. A
MINI-b USB connection is included with this option.
ETHERNET COMMUNICATION
This communication mode allows remote connection to the air conditioner unit using SNMP, EtherNet/IP
and Modbus/TCP, and Pr���= protocols. Customers using their own software can download a MIB��
for SNMP������� EhterNet/IP O������������� , Coil Register ��= for Modbus TCP, and GSDML
��= for Pr���K
Note: The ACU has a default IP Address of 192.168.1.2
Both Ethernet and USB communication modes allow the ability to:
• Read ACU inlet and outlet air temperature
• Read and change Cooling Setpoint and Cooling Differential
• Read and change High and Low Temperature Alarm Settings
• Read and change Gateway IP Address, Device IP Address, Subnet Mask, Trap IP Address and SNMP Community
• Read and change ���������
• Read and change the type of IP addressing (static or dynamic)
• Read current Alarm Status
• Read MAC Address
• Read and change the door open and/or smoke detected switch functionality
C-NET INDUSTRIAL LTD. | +44(0)121 544 8608 | INFO@CNET-IS.CO.UK | WWW.CNET-IS.CO.UK