Phason Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Phason products.

Tip: include the full model number printed on your Phason label for the best match.

Phason manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

Phason DOL119 Plus Touch Controller User Guide

Phason DOL119 Plus Touch Controller User Guide

August 25, 2025
Phason DOL119 Plus Touch Controller User Guide Product Overview (A) Display cable Disconnect the cable during installation. Reconnect it when done. (B) Voltage switch Set the switch to the correct line voltage. (C) Incoming power Connect the incoming power from…
Brand: Phason
Phason 343400-QS Plus Touch Installation Guide

Phason 343400-QS Plus Touch Installation Guide

November 8, 2024
Phason 343400-QS Plus Touch Product Specifications Input Power: 120/230 VAC, 50/60 Hz Fuses: 15 A, 250 VAC ABC-type ceramic (F1 and F2) Variable Stages: 2 (VARI-1, VARI-2) Relay Stages: 6 (STG-1 to STG-6) Alarm Relay: 10 A at 120/230 VAC,…
Brand: Phason
Phason NVC-2-12 24 Natural Ventilation Control User Guide

Phason NVC-2-12 24 Natural Ventilation Control User Guide

November 7, 2024
Natural Ventilation Control The Natural Ventilation Control (NVC-2-12 or NVC-2-24) is a fully programmable controller that provides extensive flexibility for your curtain or awning control needs. The controller automatically controls the temperature in a room by operating a curtain machine…
Brand: Phason
Phason MOB-4 Override Box Instruction Manual

Phason MOB-4 Override Box Instruction Manual

October 25, 2024
Phason MOB-4 Override Box  Increase the load handling capacity of your control’s relays The Manual Override Box increases the load handling capability of your control’s relays and provides an external disconnect. The MOB-4 includes four 240 V power contactor relays…
Brand: Phason
Phason FC-1T-2VAC-3F FC Series Fan Control User Guide

Phason FC-1T-2VAC-3F FC Series Fan Control User Guide

February 28, 2023
FC-1T-2VAC-3F FC Series Fan Control User Guide FC-1T-2VAC-3F FC Series Fan Control Display cable (A) Disconnect the cable during installation. Reconnect it when done. Voltage switch (B) Set the switch to the correct line voltage. Incoming power (C: 1, 2)…
Brand: Phason
Phason AutoFlex Connect II Control System User Guide

Phason AutoFlex Connect II Control System User Guide

February 27, 2023
Phason Auto Flex Connect II Control System User Guide Mounting guidelines Mount the control on a sheltered, vertical surface Mount the control with the electrical knockouts facing down. Mount the control away from sources of moisture and heat For the…
Brand: Phason
Phason FC-1T-1VAC Variable Fan Controller User Manual

Phason FC-1T-1VAC Variable Fan Controller User Manual

February 27, 2023
Phason FC-1T-1VAC Variable Fan Controller The FC-1T-1VAC automatically controls ventilation fans according to temperature. When the temperature is at the set point, the control operates the fans at the idle speed setting. When the temperature exceeds the set point, it…
Brand: Phason
Phason AEC-2 Temperature Sensor Installation Guide

Phason AEC-2 Temperature Sensor Installation Guide

February 25, 2023
AEC-2 Temperature Sensor Installation Guide Phason temperature sensor installation guide Most Phason controls use either a 3K or 20K sensor. Sensors are available in lengths ranging from 1 to 150 feet. To find out which sensor your control requires, see…
Brand: Phason
Phason Plus Touch Series User Manual

Phason Plus Touch Series User Manual

user manual • July 31, 2025
Comprehensive guide to the Phason Plus Touch Series, detailing installation, configuration, programming, and monitoring of environmental controls for agricultural applications. Learn about its features, capabilities, and how to optimize ventilation, heating, and cooling.
Brand: Phason