ETI SNOW SWITCH LCD-8 Скачать руководство пользователя страница 1

PART NO. 

24861 

REV 

A.0

INSTALLATION AND OPERATION MANUAL  |  

SAFETY INFORMATION AND WARNING SUMMARY

Electrical Shock / Fire Hazard

Even when the snow melting elements are 

disconnected, as long as the circuit breaker is on and 

power is running to the unit, voltage is still being 

applied to the system’s yellow leads. Therefore, 

never touch the ends of the yellow leads or let the 

two leads touch each other. Do not let the two yellow 

leads contact any component inside the unit.

Any installation involving electric heater wiring must 

be grounded to earth to protect against shock and 

fire  hazard.  Suitable  ground  fault  detection  and 

interrupting systems must be in use at all times to 

reduce  shock  and  fire  hazard  and  to  protect 

equipment.

Electric wiring to heating elements must be installed 

in accordance with National Electrical Code (NEC) 

requirements and all other local and applicable 

electrical codes and any third party standards. 

Follow the installation instructions contained herein 

and those provided by the heater manufacturer.

Use a GFEP (Ground Fault Equipment Protection) 

circuit breaker on each branch circuit connected to 

the ice melting system. Clearly label each circuit 

breaker with its function. This is vitally important 

when there is more than a single point of disconnect.

Size the circuit breaker in accordance with the size of 

the expected load. The maximum current load for 

the LCD-8 is 3 amp resistive for 24 VAC.

Electrical Shock / Fire Hazard (CONT.)

Abnormal Odor or Smoke

In the event of smoke or a burning or abnormal odor, 

immediately interrupt power to the unit by 

unplugging the unit or by turning off the circuit 

breaker protecting the unit.

Make all electrical connections in compliance with the National 

Electrical Code (NFPA 70) and local electrical code. If you have 

questions concerning the installation or application, contact 

Customer Service.

This product is intended for use in residential or light 

commercial applications.

Make certain that the heater shield is properly 

grounded. Failure to do so may result in damage to 

the equipment or fire.

Following installation and prior to beginning system 

operation, refer to and perform the Post-Installation 

Tests (page 12) described in this manual.

Additional Information

More information is made available regularly 

through our website, www.networketi.com.

Please visit us on-line for Data Sheets, Manuals, 

White Papers, technical articles, and more. The most 

current and up to date version of this and every other 

manual for our products can be found in Acrobat 

(PDF) format to view on-line or to print.

This is to assist you in installing and using our 

products to the best effect possible. If you have any 

comments about this or any other product from ETI.

Содержание SNOW SWITCH LCD-8

Страница 1: ...ngle point of disconnect Size the circuit breaker in accordance with the size of the expected load The maximum current load for the LCD 8 is 3 amp resistive for 24 VAC Electrical Shock Fire Hazard CON...

Страница 2: ...enclosure Verifying system functionality after installation or when troubleshooting used to require spray circuit cooler or ice for controller activation The Sno TestTM feature eliminates this need b...

Страница 3: ...that it may be correctly processed upon receipt at Environmental Technology For more information about replacement parts or for a replacement Data Sheet or Manual please visit http www networketi com...

Страница 4: ...s off and the cup heaters energize for ten seconds Finally both are off for another ten seconds During this time the green LED blinks slowly one 1 second on one 1 second off Normal operation follows W...

Страница 5: ...ve 17 F but it enters the Lockout state instead if the temperature is below 17 F Additionally this Lockout state is entered if the temperature falls below 17 F during an automatic hold on cycle If the...

Страница 6: ...across this switch Figure 6 to start a hold on cycle or to terminate a running hold on cycle The magnetic switch determines whether the user s action swipes or holds the magnet during LCD 8 con gurat...

Страница 7: ...t is simply too cold to make operation practical The factory default low temperature lock out setting is Off meaning that the unit will try to activate the heaters regard less of ambient temperature S...

Страница 8: ...ensure sensing grid is dry and ambient air temperature is above 38 F 3 3 C then repeat this step 1 2 3 TO ENTER THE CONFIGURATION PROCESS The unit will ash the values of the three Field parameters in...

Страница 9: ...imer 0 1 3 default or 5 hours con gured by magnetic reed switch Set point temperature Off moisture only 36 F 38 F default 38 F con gured by magnetic reed switch INTERFACE Status indicators SUPPLY gree...

Страница 10: ...ressed or implied with respect to the contents of this publication or the products that it describes and speci cally disclaims any implied warranties of merchantability or tness for any particular pur...

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