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Figure 4: Jumper setup and terminal block 

 

Item In 

Out 

(1) 

High output 

Low output 

(2) Temporal 

tone 

Steady 

(continuous) 

tone 

Maintenance 

Note: 

Do not change the factory-applied finishes. 

This unit is shipped from the factory as an assembled unit; it 
contains no user-serviceable parts and should not be 
disassembled. 

Perform a visual inspection and an operational test twice a 
year or as directed by the local authority having jurisdiction. 

Specifications 

 
Operating voltage 

24 VDC 

Strobe operating current  320 mA at 24 VDC 

Horn operating current  

See Table 2 below 

Sound output 

See Table 3 below 

Operating temperature 
 Indoor 
 UL 

outdoor 

 
32 to 120°F (0 to 49°C) 

35 to 150°F (

37 to 66°C) 

Relative humidity
 Indoor 
 Outdoor 

 
93% noncondensing 
98% noncondensing 

Table 2:  Maximum horn operating current  [1] 

Voltage 

Low Volume 

High Volume 

24 VDC 

20 mA 

48 mA 

[1] Horn and strobe currents are additive when connected in parallel. 

Table 3:  Anechoic chamber, average peak sound output (dBA) [1] 

Method 

Low           High 

24 VDC 

95 

101 

[1] Sound level output at 10 ft. (3.05m) 

 Regulatory information 

 
Manufacturer 

Edwards, A Division of UTC Fire & Security 
Americas Corporation, Inc. 
8985 Town Center Parkway, Bradenton, FL 
34202, USA 

Year of 
manufacture 

The first two digits of the date code (located on 
the product identification label) are the year of 
manufacture. 

UL rating 

24 DC  

Environmental 
class 

Indoor, outdoor 

North American 
standards 

Meets: UL 464 and UL 1638 

FCC compliance 

This equipment has been tested and found to 
comply with the limits for a Class A digital device, 
pursuant to Part 15 of the FCC rules and 
regulations. 

 

Contact information 

For contact information, see www.edwardssignaling.com. 

 

P/N 3100285 • REV 2.0 • ISS 22JUL11 

 

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