Product Specification Guide
HVLS Controls – Keypad Control

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Specifier Notes: This product specification guide must be carefully reviewed and edited by the Engineer to meet the requirements of the project and local building code. Coordinate with other specification sections and the drawings.

Delete all unnecessary “Specifier Notes” when editing this section.

Note to User: This document is subject to copyright protection and is proprietary to Greenheck Fan Corporation. However, Greenheck Fan Corporation authorizes the user a limited non-exclusive license to use this document or portions of it for the purpose of preparing written product specifications for the above CSI MasterFormat category. All information in this document as provided by Greenheck Fan Corporation is informational in nature and is provided without representation or warranty of any kind as to the user or any other party, including, without limitation, ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, OR NON-INFRINGEMENT. To the greatest extent permitted by applicable law, Greenheck Fan Corporation assumes no liability, and user assumes all liability and risk, for the use or results from the use of this document or the information contained herein, whether as modified by the user or not. Users should consult www.greenheck.com to verify that this document represents the most current version.

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Provide high volume, low speed (HVLS) fan controls as shown on plans and in accordance with the following specifications:

1.	GENERAL
1.1	SUMMARY
A.	Section Includes: Controls for High-Volume, Low-Speed (HVLS) Propeller Fans
B.	Related Sections:
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Specifier Notes: Delete any sections below not relevant to this project; add others as required.
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1.	01 00 00 General Requirements
2.	23 00 00 Heating, Ventilating, and Air-Conditioning (HVAC)
3.	23 34 00 HVAC Fans
4.	25 00 00 Integrated Automation
5.	26 00 00 Electrical

1.1	WARRANTY
A.	Manufacturer's Warranty: Submit, for Owner's acceptance, manufacturer's standard warranty document executed by authorized company official. Manufacturer's warranty is in addition to, and not a limitation of, other rights Owner may have under Contract Documents.
1.	The warranty of this equipment is to be free from defects in material and workmanship for a period of one year from the purchase date. Any units or parts which prove defective during the warranty period will be replaced at the Manufacturer’s option when returned to Manufacturer, transportation prepaid.

2.	PRODUCTS
2.1	MANUFACTURER
A.	Greenheck, PO Box 410, Schofield, Wisconsin 54476. Phone (715) 359-6171. 
Fax (715)355-2399. Website: www.greenheck.com

2.2	HIGH VOLUME, LOW SPEED (HVLS) FAN CONTROLS - GREENHECK KEYPAD CONTROL
A.	General Description:
1.	High volume, low speed (HVLS) fan controls shall be of the membrane keypad type with an enclosure rating of IP40 or better for use in a variety of commercial and industrial applications.
2.	User interface shall consist of a backlit LCD screen and membrane control buttons that provide fan control and menu navigation functionality. 
3.	HVLS controls shall be designed to mount to a single-gang junction box or the exterior surface of a wall by means of two hidden screws for ease of installation.
4.	HVLS controls shall be powered through 24V supplied by the fan’s VFD via CAT-5e communication cable.
5.	HVLS controls shall include an externally mounted RJ45 receptacle for plug-and-play connection to HVLS fans via CAT-5e communication cable.
6.	HVLS controls shall include the most current firmware version as of the product’s manufacturing date to ensure optimal performance. As a result of continuous development, the manufacturer reserves the right to update controls firmware without notice. 
B.	System Operation:
1.	HVLS controls shall be specifically designed to communicate with one or multiple HVLS fans of the same model and size via the Modbus RTU communication protocol. Controls shall operate all connected fans as a group with the same speed setting and direction of rotation. 
2.	HVLS controls shall be capable of adjusting fan speed in predetermined increments (0-10 scale), adjusting direction of rotation (forward or reverse), reporting fan diagnostics, and recording fault history. Controls shall also be capable of dimming the optional, fan-mounted LED light when installed.

3.	EXECUTION
3.1	MANUFACTURER'S INSTRUCTIONS
A.	Compliance: Comply with manufacturer's product data, including technical bulletins, product catalog, and installation instructions.

3.2	INSTALLATION
A.	Install HVLS controls as indicated in the Installation, Operation and Maintenance Manual (IOM) and contract drawings.
B.	Install HVLS controls in accordance with manufacturer's instructions.

3.3	SYSTEM STARTUP
A.	Refer to Installation, Operation, and Maintenance Manual (IOM).