TWI 2-Wire Controller
Tucor’s TWI is Tucor’s legacy 2-Wire irrigation controller available for control of 12-200 zones. With the ability to add up to 10 sensors and its unique “What/If” logic, Tucor’s TWI is perfect for standard and advanced irrigation applications.
Logic
Add up to 10 sensors and use “What/If” logic to automate valve & relay activation, alarms, and more based on a variety of sensor inputs
Modular Size
Pay for what you need with a controller that grows with you with a controller available in 12-200 zone configurations
Quality You Can Trust
Since 1995, Tucor has provided top-quality decoder & control products for many industries.
TWI 2-Wire Controller
Available in up to 200 station/ 10 sensor capacity
Station Extension Relay Board
Conversion unit for TWI to convert full or part of the controller to conventional output, making the TWI a “Hybrid” unit.
Controller
- Programs: 10, Step-based programming
- Program Correction: Water Budget & Remote Weather (requires RealNet subscription)
- Flow Sensors: Up to 10
- Flow Capability: Read to .1s, combine & react to flow values
- Master Valve: Yes, N/C & N/O. N/O added via logic
- What/If Programming: Use inputs from pressure, level, pH, moisture, flow and other sensors to write basic logic commands for valve activation & more
Decoder & 2-Wire
- Output Decoder: 1, 2, 4 & 6 station decoders, up to 200
- Simultaneous Station Run: Up to 12 (10 + Master Valve & Booster Pump)
- Input/Sensor Decoder: Pulse Output, 4-20mA, most digital sensors, up to 10
Remote Access
- Communication Options: Standard Cellular, Cellular Gateway, Ethernet
- Subscription: Yearly subscription “RealNet” required
Controller Models
TWI-12-P Tucor 12-Station TWI Controller (Panel Version). Includes Transformer.
TWI-12-SS Tucor 12-Station TWI Controller. Includes Transformer and 12x12x6 Stainless Steel enclosure.
TWI-200-SS Tucor 12-Station TWI Controller. Includes Transformer and 12x12x6 Stainless Steel enclosure.
TWC-TWI Tucor Upgrade from TWC NV to TWI firmware only. Requires communication board and RealNet subscription.
Station Extension Relay Boards
SER-24-B Tucor Station Extension Relay board for retrofit of up to 24 conventionally wired zones. Comes with mounting plate
SER-48-B Tucor Station Extension Relay board for retrofit of up to 48 conventionally wired zones. Comes with mounting plate
Accessories
License Key Upgrade Examples
LK-100-200 Tucor License Key to upgrade from 100 to 200
LK-12-100Tucor License Key to upgrade from 12 to 100
Communication
SERVLINK-E Tucor SERVLINK E web module, ethernet-only version.
SERVLINK-AIR web connection module. CAT M1 (LTE-M) connectivity.
WIN-400-A Tucor 4G LTE Cellular Modem (AT&T). For applications using ET-300-W-N Weather Stations or Wireless Extensions.
Sensors
UFM-XX – Ultrasonic flow meter in 1-4” sizes with removable insertion
ET-300-W-N Tucor Solar powered weather station. Includes connectivity bridge to Tucor controller (LAN-100).
Technical
Manuals
- TWC-NV_Manual_(Archive) Old-style TWC Manual.pdf
- TWC-NV_Manual_TWC-NV User Manual.pdf
- TWI_Manual_Cycle Manager Web Manual.pdf
Tech Notes
- TN049 - 2-wire path testing.pdf
- TN056 - Controlling Lighting.pdf
- TN064 - System Grounding.pdf
- TN111 - WIN-400 Cellular Signal Guide.pdf
- TN118 – Configuring Java Security Settings for Cycle Manager.pdf
- TN119 – Changing the Default Program Associated with JTStart.pdf
- TN120 - TWC & TWI Station Naming.pdf
Drawings
- TWI_Drawing_TWI 4-20mA.png
- TWI_Drawing_TWI NC Relay.png
- TWI_Drawing_TWI NO Relay.png
- TWI_Drawing_TWI WRClik.jpg
- TWI_Drawing_UFM - SD-100.png
- TWI_Drawing_WeatherStation TWI WIN-400.jpg
Other
- TWI_TWI Menu Explanation - Alarm Explanation.png
- TWI_TWI Menu Explanation - DateTime.png
- TWI_TWI Menu Explanation - Navigating the Display.png
- TWI_TWI Menu Explanation - Navigating the Display2.png
- TWI_TWI Menu Explanation - Program Overlap.png
- TWI_TWI Menu Explanation - Running a Test Program.png
- TWI_TWI Menu Explanation - Setup to Decoders.png
- TWI_TWI Menu Explanation -Program Mode.png
Specifier Documents
Written Specification
CAD & Rendered Drawings
- 2-Wire_CAD_Connecting Field Surge Protector.pdf
- 2-Wire_CAD_system grounding.pdf
- 2-Wire_Controller Grounding - Ground Rod Network, no LTB.pdf
- TWC-NV_CAD_20_drawings.dwg
- TWC-NV_CAD_Connecting Field Surge Protector.dwg
- TWC-NV_CAD_Connecting TWC NV Decoders.dwg
- TWC-NV_CAD_Controller Grounding - Ground Rod Network, NO ltb.dwg
- TWC-NV_CAD_LD-100.dwg
- TWC-NV_CAD_LD-200.dwg
- TWC-NV_CAD_LD-400.dwg
- TWC-NV_CAD_transformer.dwg
- TWC-NV_CAD_T-19 LD-100.pdf
- TWC-NV_CAD_T-22 LD-600.pdf
- TWC-NV_CAD_transformer.pdf
- TWC-NV_CAD_zoom 2wire.pdf
WHO WE ARE
OUR GUIDING PRINCIPLES
PURPOSE-DRIVEN INNOVATION
QUALITY AT OUR CORE
CONSERVATION FOR ALL
Applications
- Large Residences
- Sites with multiple POCs
- Industrial Applications
- Pondfill Applications
- School Districts
- Municipalities