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Specifications

Order Information

General

Input Voltage: 90 to 264VAC, 50 to 60Hz

Output Voltage: 28VDC to 32VDC

Output Current: 1.8 Amps Maximum per channel

Termination Impedance: Selectable 200Ω/400Ω

1.8 Amps maximum per channel

Ripple: < 0.2V

Program Input Levels:

Nominal +2dBu

Balanced, High Impedance >10kΩ

Two-Wire Output Levels:

Nominal 30VDC

Unbalanced, selectable 200Ω/400Ω

Monitor Output:

Nominal Gain of 0 dB for 1.0Vrms input level on the

program input. 30VDC nominal, 100mA maximum.

Audio Link: Nominal input 2dBu with a Gain of 0 dB

Connections

Type: 3-pin XLR male (RTS 2-channel Mode)

Pin 1: Common for Audio and DC

Pin 2: 30VDC and Mixed Audio Channel 1

Pin 3: 30VDC and Mixed Audio Channel 2

Type: 3-pin XLR male (RTS 4-channel Mode)

Pin 1: Common for Audio and DC

Pin 2: 30 VDC and Mixed Audio Channel 1 or 3

Pin 3: Mixed Audio Channel 2 or 4

Type: 3-pin XLR male (Clear-Com Mode)

Pin 1: Common for Audio

Pin 2: 30VDC

Pin 3: Mixed Audio Channel 1 or 2

Program Input

Type: 3-pin XLR female

Pin 1: Common

Pin 2: Balanced Audio + Input

Pin 3: Balanced Audio - Input

Audio Link

Input ¼-inch Stereo Phono Jack

Tip: CH 1

Ring: CH 2

Sleeve: Ground

Output ¼-inch Stereo Phono Jack

Tip: CH 1

Ring: CH 2

Sleeve: Ground

AC Input

Type: Universal AC Plug

Pin 1: Hot

Pin 2: Neutral

Pin 3: Earth Ground

Monitor Output

Type: 3-pin XLR male (RTS 2-channel Mode)

Pin 1: Common for Audio and DC

Pin 2: 30VDC and Mixed Audio Channel 1

Pin 3: 30VDC and Mixed Audio Channel 2

Type: 3-pin XLR male (RTS 4-channel Mode)

Pin 1: Common for Audio and DC

Pin 2: 30VDC and Mixed Audio Channel 1

Pin 3: Mixed Audio Channel 2

Type: 3-pin XLR male (Clear-Com Mode)

Pin 1: Common for Audio

Pin 2: 30VDC

Pin 3: Mixed Audio Channel 1 or 2

Environmental

Operating Temperature: 0°C to 50°C (32°F to 122°F)

Storage: -40°C to 70°C (-40°F to 158°F)

Humidity: 0 to 95%, non-condensing

Dimensions and Finish

Height: 1.72 in (44 mm)—1

RU (Rack Unit)

Width: 8.186 in (207.9 mm)

Weight: Under 5 lb

Finish: Thermoplastic front panel, Aluminum case, RTS light

gray paint—black silkscreen.

Mounting: MCP style rack kit or (included rubber adhesive

feet).

PS-20 • PS-20 Power Supply • US Power Cord

PS-20-EU • PS-20 Power Supply • Euro Power Cord

PS-20-UK • PS-20 Power Supply • UK Power Cord

The specification information is preliminary and is subject to change without notification.

Brand names mentioned are the property of their respective companies.

Bosch Security Systems, Inc. | 12000 Portland Avenue South | Burnsville, Minnesota 55337

Telephone: 877·863·4169 | Fax: (800) 323-0498

Form Number: F01U259389 Rev 03

Date: October 2015