4-Ch Rack Mount Power Supply (PS-704)BSW PART: PS-704

Clear-Com PS-704 FrontClear-Com PS-704 Back
The PS-704 is a four-channel, single rack-space intercom power supply that features Clear-Com’s "fail-safe" design for maximum reliability. The power supply delivers 1.2 amps at 30 volts, supplying power for one to four channels of intercom. It will support up to 40 beltpacks, 10 speaker stations or 12 headset stations.

Technical Specifications

Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5KΩ

Frequency Response
Program Input - Party-line: 200 - 20KHz ± 3dB

Max Distortion
Program Input - Party-line : <= 0.2%

Noise
Program Mic Input - Party-line:< -70dBu

Max Gain
Program Input - Party-line: >= -16dB

Min Gain
Program Input - Party-line: <= -20dB

Mains Power

Input Voltage Range: 100 - 240 VAC
Input Frequency Range: 50 - 60 Hz
Input Power : <= 60 VAC
Output Voltage: 30 VDC ± 0.5V
Output Current per Channel (Continuous): 1.2 A
Output Current per Channel (Peak): 2 A (Do not exceed the 1.2A rating for more than 2 seconds per 1 minute period)
Short Circuit Recovery Time (1st short): <= 0.5 sec
Short Circuit Recovery Time: >= 20 shorts in 20sec) <= 20 sec

Station Capacity
Up to 40 RS-601 beltpacks or 10 speaker stations or 12 headset stations distributed over both channels

Rear Panel Connectors
Intercom: XLR-3M (2 per channel)
Program: XLR-3F
AC Power: IEC 320 connector

Rear Panel Controls
Termination On-Off switches
Volume control

Front Panel Controls & Indicators
Program switch
Send level controls
Overload LEDs
Power indicator LED
Power switch

Environmental
32? - 122?F (0 - 50?C)

Dimensions
19 in. W x 1.75 in. H x 7.5 in. D
(483 mm x 44 mm x 190 mm)

Weight
6.16 lbs. (2.80 kg)

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