Valcom S-660A Handleiding

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1

S-660A

Issue 3

(540) 427-3505

S-660A

EXPLOSION PROOF 30 WATT PAGING HORN

INTRODUCTION

The S-660A is a 30 Watt Explosion Proof Paging

Horn for use with any Clarity Mixer Amplifier for

interior as well as exterior paging applications.

The S-660A is a combination 25/70.7 Volt paging

horn.

SPECIFICATIONS

Horn

Power Ratings30 Watts

Frequency Response 250-12KHz

SPL108 1W @1 Meter

Dispersion120

°

X 60

°

Transformer

Power Ratings70.7 Volts 30 Watts/

25 Volts 15 Watts

Frequency Response 60 - 20 KHz + 1.5dB

Insertion Loss.5dB

Impedance Secondary 8 Ohms

TerminationsSolder Lugs

Impedance/Volt Ratings

Features

•Combination 25/70.7 Volt Transformer

•All metal construction

•Grey baked epoxy finish

•1/2 Conduit access

•Adjustable mounting bracket

INSTALLATION

1. Carefully remove back cover of driver assembly.

2.Install transformer using two (2) 8-32 machine

screws on the back of the magnetic drive unit.

3.Connect secondary transformer solder lugs to

voice coil leads (lugs marked 8S and 0).

4.Connect leads to appropriate transformer primary

solder lugs as designated in Ratings Chart.

5.Feed input leads through 1/2 conduit access hole

into appropriate electrical box.

6.Prior to reinstalling driver cover make certain that

the joining surfaces are free of dirt. Tighten all

cover bolts completely.

NOTE:

No compound of any type is applied on the

machined surfaces.

7.Remove the mounting bracket and mount using

the appropriate hardware.

8.Re-mount horn assembly to bracket.

NOTE:

Follow all applicable regulatory requirements

for installation and cabling in Hazardous

Environments.

947426

Impedance Ω

70.7 Volts25 Volts

27751.8--

13503.7--

6667.5--

333151.8

167303.7

89--7.5

45--15

Product specificaties