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Avaya Inc.
211 Mt. Airy Road
Basking Ridge NJ 07920
Explosive Atmosphere Line Powered Telephone Ringer
Model EA20R
Installation and Operation
R
EA20R EXPLOSION PROOF RINGER
LISTED
WITHOUT PROJECTION HORN
LR 65547-31 66LN
MODEL NUMBER: EA20R
CL.I, DIV.1, GR.B,C&D
AUDIBLE SIGNAL APPLIANCE FOR
CL.I, ZONE 1, GR.IIB+H2 COMCODE: 700302052
USE IN HAZARDOUS LOCATIONS
CL.II, DIV.2, GR.F&G
SERIAL NUMBER:
CL.I, DIV.1, GR.B,C&D
CL.III, HAZARDOUS LOCATIONS
RING VOLTAGE: 42 - 110V AC @
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Avaya Inc. Installation and Operation Model EA20R Table of Contents Package Contents......................................................................................................2 Overview ....................................................................................................................3 Features .....................................................................................................................3 Installing the EA20R.........................
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Avaya Inc. Installation and Operation Model EA20R Overview EA20R Explosive Atmosphere Line Powered Telephone Ringer The EA20R is an Industrial Telephone Ringer designed to provide safe, reliable service in hazardous areas. It is telephone line powered requiring no additional source of power. The unit is housed in a rugged, weather and corrosion resistant enclosure that ensures operation in severe conditions. The EA20R responds to an incoming ringing signal of 42 to 110 VAC at 16 t
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Avaya Inc. Installation and Operation Model EA20R 5.4" [136mm] AVAYA R EA20R EXPLOSION PROOF RINGER LISTED LR 65547-31 WITHOUT PROJECTION HORN 66LN MODEL NUMBER: EA20R CL.I, DIV.1, GR.B,C&D CL.I, ZONE 1, GR.IIB+H2 COMCODE: 700302052 AUDIBLE SIGNAL APPLIANCE FOR CL.II, DIV.2, GR.F&G USE IN HAZARDOUS LOCATIONS SERIAL NUMBER: CL.I, DIV.1, GR.B,C&D CL.III, HAZARDOUS LOCATIONS TEMP. CODE T5 RING VOLTAGE: 42 - 110V AC @ 16 - 25Hz. CL.I, ZONE 1, GR.IIB+H2 CURRENT: 7 - 20mA. REN: 4 CAU
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Avaya Inc. Installation and Operation Model EA20R TELEPHONE EA20R TIP & R IN G EA20R TELEPHONE JUNCTION BOX TELEPHONE EA20R Figure 3 - Wiring Alternatives Page 5
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Avaya Inc. Installation and Operation Model EA20R Installing the EA20R See: Figure 3 - Wiring Note: The EA20R must be connected to the tip and ring conductors Alternatives associated with the telephone for which the additional alerting signal is required. The connection may be made either before or after the telephone or it may branch off from a junction box. Caution: Installation or • Declassify the hazardous location before proceeding with any electrical wiring in a install
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Avaya Inc. Installation and Operation Model EA20R Engineering Specifications Electrical Performance RINGER OUTPUT 85 +/- 3 dB IMPEDANCE 600 OHMS NOMINAL MAXIMUM LOOP 15,000 FT (4,500 M) of 22 AWG COPPER RINGER EQUIVALENCE NUMBER (REN) 0.4A Electrical Requirements RINGER SENSITIVITY 40 - 100 VAC, 16 - 25 HZ CONNECTION METHOD TERMINAL BLOCK Environmental WEATHER AND CORROSION RESISTANT ENCLOSURE CSA 4X O O O O TEMPERATURE -40 TO +60 C (-40 TO +140 F) HUMIDITY 0 TO 95% RH NON
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Avaya Inc. Installation and Operation Model EA20R Warranty Avaya warrants your product to be free of defects in material and workmanship for a period of one year. Avaya will repair or replace any defective unit that is under warranty This warranty is null and void if any non-authorized modifications have been made to this product, or if it has been subjected to misuse, neglect, or accident. This warranty covers bench repairs only; such repairs must be made at Avaya or an authorized se
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Avaya Inc. Installation and Operation Model EA20R Avaya Product Return Avaya products have been quality tested and are in full working order when shipped from the factory, given the rugged nature of these products shipping is not expected to damage a unit. In the unlikely event of a malfunction, Avaya follows the three step procedure below. Step I - On-Site Correction • The most common source of difficulties with a new product is improper installation in one of two ways: incorrect wi
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Avaya Inc. Installation and Operation Model EA20R Notes: Model No. Part No. Serial No. Date of Purchase Page 10
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Avaya Inc. Installation and Operation Model EA20R Page 11
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Avaya Inc. 211 Mt. Airy Road Basking Ridge, NJ 07920 Toll-free: 1-866-GOAVAYA (1-866-462-8292) Outside the US: +1-908-953-6000 www.avaya.com © Avaya Inc. 2003
