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CAUTION: Read all instructions carefully before installation. Save this Installation Manual for future reference. DS-2C RAIN/SNOW SENSOR CONTROLLER INSTALLATION MANUAL INDICATOR AUTOMATED SYSTEMS ENGINEERING POWER DS−2C ACTIVATED ENCLOSURE TYPE 3R RAIN/SNOW SENSOR CONTROLLER DANGER Intertek CONFORMS TO UL STD 508 3175102 CERTIFIED TO CAN/CSA STD C22.2 NO.
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General Safety Instructions 1. THIS UNIT SHOULD BE INSTALLED, OPENED, AND REPAIRED BY QUALIFIED PERSONNEL ONLY! CETTE UNITÉ DEVRAIT ÊTRE INSTALLÉE, OUVERTE, ET RÉPARÉE PAR LE PERSONNEL QUALIFIÉ SEULEMENT! 2. To avoid shock hazard do not open the front cover with power connected to the DS-2C or any controlled equipment.
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Setting the Configuration Switches and Adjustments The following paragraphs and table outline the operating modes for the DS-2C and explain the functions of the adjustments. Trigger temp (TT) is adjustable from 34°F-44°F (1°C-6°C) using the TRIG TEMP control. When ambient air temperature (AT) is below this setting precipitation is assumed to be snow.
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Recommended Switch Settings by Function Function Trigger LD Off LD On RAIN SNOW Snow sensor w\o LTC TT>AT 2 Min 2 Min Snow sensor w\LTC 2 Min 2 Min TT>AT>5°F Snow controller w\o LTC TT>AT 30-90 Min 2-6 Hr Snow controller w\LTC 30-90 Min 2-6 Hr TT>AT>5°F...
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Typical Load Wiring The Yellow load leads are N.O. contacts and do not supply power directly to your load The relay inside the DS-2C acts as a switch. While not as convenient as directly supplying power for the load this allows you to operate the DS-2C from one voltage while controlling a load of a different voltage without adding an external relay or contactor.
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DS−2C POWER SUPPLY BROWN YELLOW YELLOW LOAD CENTER BLUE LOAD NEUTRAL BUS BAR 120VAC In, 240VAC Load, Separate Feed DS−2C POWER SUPPLY BROWN YELLOW YELLOW LOAD CENTER BLUE LOAD 240VAC In, Dry Contact for Boiler/Circulation Pump These are just some of the possible wiring schemes that can be used to connect the DS-2C to your load for control.
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External Control/Monitor Operation The DS-2C provides external control/monitor capability. Shielded Color Function cable rated 300V or higher can be connected to TB2 to access White GND/Common this feature. Connecting Black (4) to White (1) will activate the Deice On Mon A “Manual On”...
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Within the limitations of this warranty, inoperative units should be returned, freight prepaid, to ASE, and we will repair or replace, at our option, at no charge to you with return freight paid by ASE. It is agreed that such repair or replacement is the exclusive remedy available from ASE and that ASE IS NOT RESPONSIBLE FOR DAMAGES OF ANY KIND, INCLUDING INCIDENTAL AND CONSEQUENTIAL DAMAGE.
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