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Rack Airfl ow Control User Manual WF-04-S, Intelligent Raised Floor Mount Fan Unit GUI Model : WF-66.4 Voltage : 230V / 208V Designed and manufactured by Austin Hughes UM-IC-WF-66.4-Q325V1 www.austin-hughes.com...
Legal Information First English printing, July 2025 Information in this document has been carefully checked for accuracy; however, no guarantee is given to the correctness of the contents. The information in this document is subject to change without notice. We are not liable for any injury or loss that results from the use of this equipment.
Contents < Part. 1 > Hardware Features Specifi cations Safty & Usage Warnings Package Content Installation Temp. Unit Setting Unit CFM setting < Part. 2 > Initial Installation and Confi guration Connecting the Fan Unit to a Power Source Connecting the Fan Unit to a computer Connecting the Fan Unit to your Network Confi...
< Part 1 > Hardware < 1.1 > Key Features WF-66.4 Intelligent Raised Floor Mount Fan Unit • Maximizes aisle containment cooling performance • Minimizes hot spots in server rack • Allows remote access over IP • Remote fan on / off and status monitoring >...
FAN On / Off & status via membrane buttons Operating temperature -5 to 60°C ( 23 to 140°F ) Remote SNMP V2/V3 or Free WF-04-S web based GUI Storage temperature -25 to 65°C ( 13 to 149°F ) Operating humidity...
< 1.3 > Safty & Usage Warnings Before Installation ■ Make sure the fan unit is installed under the 600 x 600mm raised fl oor & located in front of the server rack. ■ The fan unit contains moving parts which may cause serious injury. Don't apply power until the installation is complete. ■...
< 1.5 > Installation Step - Move the 600 x 600mm raised fl oor - Refer to the package content, install the left & right side support bracket to the pedestals - Fix the support bracket with 4 corner's fi xing plate provided Step - Tighten four fi...
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< 1.5 > Installation Step - Fix the fan unit position on the support bracket with four provided M5 screws to against virbation & movement Bundled Temp. sensor x 2 Step - Plug & Play - Connect power & temperature sensors IP port Towards Rack Bundled power cord x 1...
< 1.6 > Temp. Unit Setting Change the Temp unit by Press and hold “ ” button 5 seconds to enter the setting mode. You will see the current temp unit setting fl ashes on LED display of T2. Speed Press the “...
< Part 2 > Initial Installation and Confi guration < 2.1 > Connecting the Fan Unit to a Power Source 1. Verify that the Power On/Off switch is OFF. 2. Connect each Fan Unit to a power source with proper input ratings. See the silver label affi...
< Part 3 > Using the Web Interface < 3.1 > Supported Web Browser Microsoft Edge Internet Explorer 11 Google Chrome 128 and later Firefox 128 and later < 3.2 > Fan Unit GUI Key Features WF-66.4 Intelligent Raised Floor Mount Fan Unit comes with a FREE built-in GUI which allows remotely monitoring over Features Capacity IP Dongle Group...
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< 3.3 > First Time login 2. If any security alert message appears, accept it. 3. The login screen displays. Input the login name and password. Then click “ Login “ 4. The following screen displays and you must change the login password. Otherwise, you cannot login. 5.
< 3.4 > Rack Airfl ow In the Fan page, you can View the fan unit model, name, location View the Unit CFM setting View the ON / OFF state of the fan unit and individual fan kit View the temp. sensor activation state View the temp.
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< 3.4 > Rack Airfl ow To change the CFM setting of the fan unit, Default CFM setting is “ Normal ”. Click “ “ next to the “ Unit CFM : ” Select the CFM setting from the pull down menu ( Noraml / High / Max ) and click “ Apply “. Then click “ OK ” . To switch ON / OFF the fan unit, Click “...
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< 3.4 > Rack Airfl ow To Switch OFF the individual fan kit of the fan unit. Click “ OFF “ Select the switch action from the pull down menu ( ON / OFF ) and click “ Apply ” To activate temp.
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< 3.4 > Rack Airfl ow After sensor activation, you can View the temp. sensor reading Change sensor location Change the temp alarm / rising alert setting Enable the Auto CFM control setting ( For Sensor 1 ONLY ) To change sensor location, Click “...
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< 3.4 > Rack Airfl ow To enable the auto CFM control, Default Auto CFM control is “ Disable ”. Click “ “ next to the “ Auto CFM : ” Select “ Enable ” from the pull down menu ( Disable / Enable ) and click “ Apply ”. Then click “ OK “ UM-IC-WF-66.4-Q325V1 www.austin-hughes.com P.14...
< Part 4 > System < 4.1 > Network Network allows you to confi gure the IPv4, IPv6 and 802.1x authentication setting. IPv4 network setting i. Click Network and you can see the following image displays. You can change the IPv4 setting. The default IP4 assignment and DNS assignment is DHCP.
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< 4.1 > Network IPv6 network setting i. If your network supports IPv6, go to Network > IPv6 to confi gure your IPv6 network setting. Default IPv6 setting is “ Disable ” ii. Select “ Enable” and you can see the following image displays. If your IPv6 network supports DHCP, click “ Apply ”. iii.
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< 4.1 > Network 802.1x authentication i. Go to Network > 802.1X and you can see the following image displays. iii. Select “Enable” and you can select EAP authentication as “PEAP-MSCHAPv2” or “EAP-TLS”. If you select “PEAP-MSCHAPv2”. Input the “Identity”, “Password” & CA certifi cate in .PEM format if you tick “...
< 4.2 > Date & Time You can set the internal clock on the FAN UNIT manually or link to a Network Time Protocol (NTP) server. To set the date & time : i. Go to System > Date & Time ii.
< 4.3 > Unit Preferences Unit Preferences allows you to change the temp. unit of the temp. sensor shown in the WEBUI. To change the temp unit : i. Go to System > Unit Preferences ii. Select the preferred temp unit and click " Apply " <...
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< 4.4 > Authentication Authentication by LDAP ( MS Active Directory ) Go to System > Authentication > Domain/LDAP Select “ Enable ” from LDAP authentication fi eld iii. Select “ MS Active Directory ” from the Type fi eld. Input the IP address or hostname in the Server fi...
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< 4.4 > Authentication Authentication by LDAP ( OpenLDAP ) Go to System > Authentication > Domain/LDAP Select “ Enable ” from LDAP authentication fi eld iii. Select “ OpenLDAP ” from the Type fi eld. Input the IP address or hostname in the Server fi eld Input the port no.
< 4.5 > Service In Service, you can change the WEB portal setting to access the WEB interface. You can also enable or disable SNMP communication between an SNMP manager and the FAN UNIT. Web Portal The default port number of HTTP is 80 and Force HTTPS redirect is enabled. The default port number of HTTPS is 443.
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< 4.5 > Service SNMP Agent You can monitor the Fan Unit via SNMPv1/2 or v3 ( Simple Network Management Protocol ) by enabling the SNMP agent. To enable the SNMP agent, please follow the steps below. i. Click the link below to get the MIB fi le https://www.austin-hughes.com/support/software/infracool/WF-66.4-MIB ii.
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< 4.5 > Service vii. If you enable SNMPv3, click “+” next to SNMPv3 User. viii. Input the user name in User fi eld ix. Select Read Only or Read & Write from Type fi eld x. Select None / Authentication / Privacy from Security Level fi eld xi.
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< 4.5 > Service xiv. If you select “Privacy” from Security fi eld, select MD5/SHA/SHA-224/SHA-256/SHA-384/SHA-512 from Authentication fi eld. Input the password in Auth Password fi eld ( Length : 8 ~ 32 char. ). xvi. Select DES/AES/AES-128/AES-192/AES-256 f rom Privacy fi eld xvii.
< 4.6 > Notifi cation In Notifi cation, you can enable the alarm email server and SNMP trap. When event or alert is triggered, the FAN UNIT will send out an email and SNMP trap to a specifi c user(s). Email Go to Notifi...
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< 4.6 > Notifi cation SNMP Trap To receive event or alert notifi cation via SNMP, please confi gure the SNMP trap setting. Go to Notifi cation > SNMP Trap ii. Select Enable from SNMP Trap Notifi cation fi eld. Default is Disable. iii.
< 4.7 > Maintenance In Maintenance, you can view the system information, do the fi rmware update and view the event log. Information i. Go to Maintenance > Information, you can see the following similar image displays. ii. You can view the system and network information. iii.
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< 4.7 > Maintenance iv. Once the fi rmware fi le is chosen, click “ Open ” v. Click “Update” to start the fi rmware update process. Once the fi rmware update completes, the WEBUI goes back to the login page. Event Log In <...
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The company reserves the right to modify product specifi cations without prior notice and assumes no responsibility for any error which may appear in this publication. All brand names, logo and registered trademarks are properties of their respective owners. Copyright 2025 Austin Hughes Electronics Ltd. All rights reserved. UM-IC-WF-66.4-Q325V1 www.austin-hughes.com...
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