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LD Decoder Family

LD Decoder Family

LD Decoder Family

Product catalog summary
Overview: The Tucor LD Decoders are advanced 2-Wire Decoders designed for TWC, TWI, and AIC controllers, known for their reliability and flexibility in controlling 24 Volt Solenoids. Available in models supporting one to six solenoids, they are ideal for various irrigation applications, including landscape, turf, greenhouse, nursery, industrial, agriculture, and golf.
Specifications:
  • Electrical Input: Nominal voltage of 33 VAC, minimum voltage of 21 VAC, and standby current ranging from 0.5 mA to 0.8 mA depending on the model.
  • Electrical Output: Maximum voltage of 24 VAC, current of 1200 mA, and load capacity of 1-2 watt solenoids per output.
  • Wiring: Uses 1.5 mm solid copper, PVC insulated wire.
  • Operation: Models vary in address and valve capacity, with the ability to initiate all addresses simultaneously without wasting address space.
Sensor Decoder (SD-100): A programmable decoder that interfaces with Flowmaster controllers and field sensors, supporting 4-20 mA or pulsed digital inputs. It enhances system flexibility and data logging capabilities.
Pump Decoder (PD-100): Interfaces with Tucor controllers and external motor starter circuits, featuring field-selectable addresses and a microprocessor for control and testing.
Surge Protection (SP-100): Provides protection against electrical surges on the 2-wire path, essential for minimizing risks to decoders and other devices.
Ordering Information: Various models and accessories are available, including LD Decoders, Sensor Decoders, and Surge Protectors, each with specific part numbers and descriptions.
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Catalog excerpts

LD Decoder Family-1

LD Decoder Family SPECIFICATION BUSINESS FIELD LANDSCAPE & TURF GREENHOUSE, NURSERY & INDUSTRIAL AGRICULTURE GOLF The Tucor LD Decoders for TWC, TWI, and AIC controllers are the original and the best 2-Wire Decoder on the market today. The Tucor LD Decoder is a tried and tested device that has been reliably used on many sites for almost 20 years The Tucor LD Decoder is a flexible, universal way to interface and control most of the 24 Volt Solenoids on the market today. The Tucor LD Decoders come in one, two, four, and six solenoid capable models. There is also a one address and two solenoid version available for situations where you have the same irrigation regime/run time required such as large adjacent turf areas. These larger multi solenoid capable Tucor Decoders are useful when deploying at a control valve manifold reducing the number of required wire connections. Valves can be placed within 400′ of a large Decoder connected via regular #14 gauge irrigation wire. Economically deliver just the water your vegetation needs! Electrical Input: Nominal voltage: 33 VAC from line Minimum voltage: 21 VAC Nominal standby current: LD-050, -100, -200 = 0.5 mA LD-400, -600 = 0.8 mA Wiring: 1.5 mm solid copper, PVC insulated Electrical Output: Max. voltage: 24 VAC Max. current: 1200 mA Max. load: 1-2 watt solenoids on each output Programmable Output control: Inrush voltage Inrush time Holding voltage Holding time Tucor, Inc. 330 Perry Highway Harmony, PA 16037 TEL: 800-272-7472 FAX: 724-935-8233 [email protected] www.tucor.com Max. Decoder to valve distance: 18/2 = 150 ft. 14/2 = 300 ft. Operation: Number of addresses and valves: LD-050: One address; one valve LD-100: One address; 1 - 2 valves (working in parallel) LD-200: two addresses; 1 - 2 valves per address (in parallel) LD-400: Four addresses; four valves; includes internal SP 100 LD-600: Six addresses; six valves; includes internal SP-100 All addresses on multi-pack decoders can be initiated at the same time All addresses on multi-pack decoders do not have to be used: they will not “waste” address space in the controller. The SD-100 Sensor Decoder is a fully programmable, direct-bury decoder that provides an interface between Flowmaster controllers and field sensors. This means that virtually any type of sensor, such as flow, temperature, or moisture, can be added to a new or existing system. The sensor decoder is installed on the same two-wire path as the line decoders, so the sensor may be a considerable distance from the controller. It may be programmed to operate with a 4 20 mA or pulsed digital input (as with a standard flow meter). Up to ten SD-100’s may be used on Tucor controllers.* The SD-100 can add yet another level of flexibility and logging data to your Tucor controller.

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LD Decoder Family-2

Sensor Decoder INPUT ELECTRICALLY: 2 different interfaces may be selected: • 4-20 mA • Pulses per time Sensor resolution is 200 steps. Accuracy is better than 1% of maximum value. Unique sensor ID is factory programmed. OPERATION: When used with an appropriate flowmeter, output is measured and recorded as flow rates. Various controller responses may be defined based on sensor input. The controller polls the sensors for data either once or twice per minute, depending upon the number of sensors installed.* INSTALLATION: The sensor is wired directly to the 2 wire path. Inputs are color-coded for...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.