background image

Vs 
Ground 

Output 1 
Output 2 
Output 3 

Caution: Incorrect 

connections may

cause damage to the 

unit 

Output 4 
Fault 

 Figure 9  

EN4204 Terminals

5 Warranty/Disclaimer 

Caution: 

Changes or modifications to this unit not expressly approved by 

Inovonics Wireless Corporation may void the installer's authority to operate

the equipment as well as the product warranty. 
Inovonics Wireless Corporation ("Inovonics") warrants its products

("Product" or "Products") to conform to its own specifications and to be free 

of defects in materials and workmanship under normal use for a period of 

thirty-six (36) months from the date of manufacture. Within the warranty 

period, Inovonics will repair or replace, at its option, all or any part of the 

warranted Product. Inovonics will not be responsible for dismantling and/or 

reinstallation charges. To exercise the warranty, the User ("User", "Installer" 

or "Consumer") must work directly through their authorized distributor who 

will be given a Return Material Authorization ("RMA") number by Inovonics. 

Details of shipment will be arranged directly through the authorized 

distributor. 

This warranty is void in cases of improper installation, misuse, failure to 

follow installation and operating instructions, alteration, accident or 

tampering, and repair by anyone other than Inovonics.

This warranty is exclusive and expressly in lieu of all other warranties, 

obligations or liabilities, whether written, oral, express, or implied. There is 

no warranty by Inovonics that Inovonics product will be merchantable or fit 

Jam

 out

put 

Ja

m

 outpu

Ta

m

per

 out

put

Tamper

 out

put

Reset in

put 

Res

e

t input 

for any particular purpose, nor is there any other warranty, expressed or

implied, except as such is expressly set forth herein.  In no event shall 

Vs

  

Inovonics be liable for an incidental, consequential, indirect, special, or 

Ground 

exemplary damages, including but not limited to loss of profit, revenue, or 

NC 

contract, loss of use, cost of down time, or interruption of business, nor any 

COM 

claim made by distributor's customers or any other person or entity. 

This warranty will not be modified or extended. Inovonics does not 

authorize any person to act on its behalf to modify or extend this warranty. 

NO 

Caution: Incorrect 

connections may

This warranty will apply only to Inovonics Products. Inovonics will not be 

cause damage to the 

liable for any direct, incidental, or consequential damage or loss 

unit 

whatsoever, caused by the malfunction of Product due to products, 

NC 

accessories, or attachments of other manufacturers, including batteries, 

COM 

used in conjunction with Inovonics Products. 

NO 

NC 

NC

CO

M

NO

NC

CO

M

NO

Note: 

E-mail [email protected] for a copy of the CE Declaration of 

Conformity. 

COM 
NO 

 Figure 10  

EN4204R Terminals 

3.1 Mount the Receiver 

Caution: 

Mount the receiver in a location removed from metal. Metal 

objects (duct work, wire mesh screens, boxes) will reduce RF range. 

1.

  

Use the provided anchors and screws to mount the receiver in a 

location accessible for future maintenance. 

2.

  

Perform a walk test, activating each transmitter assigned to the receiver 

and ensuring an appopriate response. 

4 Specifications

Housing: 

6.38" x 3.60" x 1.10" (162 mm x 92 mm x 28 mm)

Operating environment: 

32°- 140°F (0°- 60°C), 90% relative humidity, 

non-condensing

Power requirement: 

11 - 14 VDC; 150 mA (EN4204), ~400 mA max 

(EN4204R with all five relays energized)

Current consumption: 

Approx. 135 mA; approx. ~400 mA max (EN4204R 

with all five relays energized)

Output specifications: 

Open collector, drive down to .4V @ 100 mA 

(EN4204); Form C relay 1A @ 28 VDC, 0.5A @ 30 VAC resistive load 

(EN4204R); N/O receiver case tamper contact closure, N/C receiver jam 

output indication.

Input specifications: 

A low is less than .5 V; a high is greater than 2.5 V.

Reset input: Contact closure, momentary low.

Receiver type: 

Frequency hopping spread spectrum

Number of points/transmitters: 

Four 

Number of alarm outputs: 

EN4204: four open collector outputs; 

EN4204R: four Form C relay outputs

Number of fault outputs: 

EN4204: one open collector output; EN4204R: 

one Form C relay outputs

Tamper 

GND 

GND

Reset 

GND

Jam 

 Figure 11  

Tamper, Reset and Jam Circuits 

© Inovonics, 2009 - www.inovonics.com 

                    Available from A1 Security Cameras 

     www.a1securitycameras.com   email: [email protected]

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