TC-1 & TC-3

TC-1 & TC-3

TC-1 & TC-3

Product catalog summary
Overview: This document provides detailed information about Monitor's line of tilt switches, which are used for level monitoring of dry bulk materials. These switches are designed to be economical, require minimal maintenance, and do not need calibration.
Specifications: The tilt switches are available in two models: TC-3 and TC-1. Both models operate without power requirements and have a sensitivity of 17˚ from the vertical axis. The TC-3 model is made from cast aluminum and is suitable for lighter materials (15-60 lb/ft³), while the TC-1 model is made from cast iron and is suitable for heavier materials (>45 lb/ft³).
Features: Key features include passive switch activation up to 250VAC, cast iron or aluminum construction, easy installation, adjustable measurement height, and availability of ball-float and paddle-type actuators.
Applications: These tilt switches can be used in various applications, including monitoring levels of feed, wood, resin, silica sand, limestone, rocks, rubber, and metals. They are also useful for detecting over or under-load on conveyor belts.
Principle of Operation: The tilt switch operates by detecting the angular position of its enclosure. A steel ball inside the switch moves off-center when tilted at a 17˚ angle, changing the switch status, which can be used to signal alarms or interface with a PLC.
Warranty: Monitor Technologies provides a two-year warranty against defects in material and workmanship, with certain conditions regarding misuse and improper installation.
Ordering Information: The document includes specific ordering codes for different configurations and optional accessories, such as extension actuators.
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Catalog excerpts

TC-1 & TC-3-1

“Setting The Standard For Supplier Excellence” Tilt Switch Level Monitors Monitor’s line of tilt switches are economical, trouble-free point level controls available for detection of dry bulk materials. The units can be used as high level indicators to eliminate bin overflow or to control levels in open piles. In addition, the tilt switches are useful in determining over or under-load on conveyor belts. The simple yet efficient internal construction (one moving part) provides indication when unit is tilted at a 17˚ angle throughout the complete 360˚ of axial arc. Each tilt switch includes a threaded bore for attaching extension actuators which can increase sensing repeatability and protect the tilt switch from direct contact with coarse material. Monitor offers two different models of tilt switches, each suited to satisfy different application requirements. M No Calibration M Minimal Maintenance M Low Cost, High Level Detection A tilt switch provides indication by detecting the angular position of the tilt switch enclosure. Typically the unit is suspended above the material to be sensed. Internally, a steel ball centers itself over a switch resulting in switch actuation. As rising material contacts the tilt switch (or the extension actuator) the enclosure begins to tilt. When the enclosure body is tilted at 17˚, the steel ball rolls off center, deactivating the switch. As material falls away from the switch enclosure body (or the extension actuator) and the unit becomes upright, the ball returns to its original centered position, once again causing switch actuation. The change in the internal switch status is user accessible for signaling alarms, lights, or interfacing with a PLC. T YPIC AL APPLIC ATIONS INCLUDE, BUT ARE NOT LIMITED TO: Feed Wood Regrind Resin Silica Sand Calcium Dust Limestone Rocks Rubber Pre-Mix Pellets Metals Clays Malt Monitor’s tilt switches can be used in a variety of applications and with many different types of materials. The TC-3 can be used with 3 3 materials 15-60 lb/ft (240-960 kg/m ), while the TC-1 can be used 3 3 with materials >45 lb/ft (>720 kg/m ). Passive switch for activating loads up to 250VAC Cast iron or cast aluminum construction Easy installation Adjustable measurement height Ball-float and paddle-type actuators available

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TC-1 & TC-3-2

TC-3 - Monitor’s model TC-3 is a light-duty tilt switch constructed from cast aluminum. It is ideally suited for applications where relatively light weight, moderately sized materials are handled (i.e. 15-60lb/ft 3; 240-960kg/m 3 or particle sizes less than 2 inches; 50mm). Typical application materials include feed, plastic pellets, and pet food. TC-1 - Monitor’s model TC-1 is a heavy-duty, weather-proof tilt switch constructed from cast iron. It is ideally suited for applications where heavy coarse materials are handled (i.e. >45lb/ft 3; >720kg/m 3 or particle sizes exceeding 2 inches; 50mm)....

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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.