Nilfisk-ALTO MAC 2.2, MAC 2.3, MAC 2.4 Operation, Operate MAC 2.2/2.3/2.4 in Stereo Mode

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easily interface with most professional audio devices. Follow the configuration examples below for your particular connection.

Balanced

TIP RING SLEEVE

1 3 2

TIP RING SLEEVE

Unbalanced

TIP RING SLEEVE

TIP SLEEVE

2 1 3

TIP SLEEVE

TIP RING SLEEVE

TIP SLEEVE

TIP RING SLEEVE

2 1 3

SLEEVE RING TIP

1

3

2

1

3

2

1

3

2

1

3

2

SLEEVE TIP

SLEEVE RING TIP

1

3

2

Tip

Ring

Sleeve

1

2

3

Tip

Ring

Sleeve

Tip

Ring

Sleeve

Tip

Sleeve

1

2

3 Tip Sleeve

Tip

Ring

Sleeve

Tip Sleeve

Tip

Ring

Sleeve

1

2

3

Tip

Ring

Sleeve

1

2

3

1

2

3

1

2

3

1

2

3

Centre

Screen

Tip

Sleeve

Tip

Ring

Sleeve

Centre Screen

Centre

Screen

1

2

3

5.OPERATION

The MAC 2.2/2.3/2.4 stereo power amplifie provides three operating modes with each unit: stereo mode, parallel (mono) mode and bridged mode, you can decide each specific operating mode according to your actual application circumstance. Following exampleswill show you the typical connections, you can refer to install your MAC 2.2/2.3/2.4 into a sound system:

5.1Operate MAC 2.2/2.3/2.4 in Stereo Mode

In this mode, channel A and channel B operate independently ( as a conventional stereo amplifier). The channel A input signal will be output from the channel A output connectors, and the channel B input signal will be output from the channel B output connectors.

Input wiring tips

BALANCEDUNBALANCED

1

GND

1

SHIELD

 

3

 

3

2

 

2

 

INPUT

FROM

INPUT

FROM

SOURCE

SOURCE

 

 

+

+

CHANNEL B

SHIELD

 

SHIELD

 

CH-2

 

INPUT

 

 

CONNECTION

 

(+)

 

SRT

 

2

 

1

 

LINE

3

T(+)

 

 

 

(GND)

2

1

(-)

R(-)

 

3

 

S(GND)

OFF ON

LF 30HZ

FILTER

BALANCED 1.15V/20K

INPUT

CH-1

BRIDGED

MONO

CH-2

WARNING

BREAKER TO REDUCE THE RISK OF FIRE

OR ELECTRIC SHOCK, DO NOT

EXPOSE THIS APPARATUS TO

RAIN OR MOISTURE.

SEE INSTRUCTION BEFORE

USING!

Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk

 

 

 

BRIDGED

CHANNEL 1

CHANNEL 2

 

CHANNEL A

 

LINE

STEREO

 

 

 

2

1

PARALLEL

 

 

 

 

 

3

(MONO)

 

 

MODEL

 

 

OFF

ON

 

 

 

 

 

CLIP LIMT

 

 

SERIAL

 

 

CH-1

 

A104

 

 

 

 

BRIDGED INPUT

 

 

 

 

 

 

BRIDGED

 

 

 

 

 

 

STEREO

 

 

 

 

 

PARALLEL

 

 

 

 

 

(MONO)

 

 

 

 

 

 

 

 

 

Channel B

+

 

 

 

 

 

 

Channel A

+

 

7

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Contents MAC 2.2/2.3/2.4 Safety Related Symbols Important Safety InstructionsPower Supply External ConnectionPreface Table of Contents CH1CH2 Rear Panel Installation & Connection Mains ConnectionRack Mounting Audio ConnectionOperate MAC 2.2/2.3/2.4 in Stereo Mode OperationOperate MAC 2.2/2.3/2.4 in Parallel Mono Mode Channel B Channel aOperate MAC 2.2/2.3/2.4 in Bridged Mode General Application InstructionTechnical Specifications SpecificationsBlock Diagram Warranty Warranty Registration CardNo.1, Lane 17, Sec , Han Shi West Road, Taichung, 401 Taiwan

MAC 2.2, MAC 2.3, MAC 2.4 specifications

Nilfisk-ALTO has long been recognized for its innovative cleaning solutions, and the MAC series, encompassing the MAC 2.2, MAC 2.3, and MAC 2.4 models, exemplifies the brand’s commitment to quality and efficiency in high-performance vacuum cleaning. These machines are designed to meet a variety of industrial and commercial cleaning demands, providing effective solutions tailored for professional users.

The MAC 2.2 model is known for its compact design without compromising power. It features a robust two-stage motor that delivers a strong suction performance, able to tackle both wet and dry debris with ease. Ideal for small to medium-sized applications, the MAC 2.2 is equipped with an easy-to-use control panel for effortless operation. Additionally, it boasts a durable filter system that ensures optimal airflow while maintaining cleanliness even in the toughest conditions, making it suitable for environments such as workshops, garages, and small industrial settings.

Progressing to the MAC 2.3, this model introduces increased capacity and additional features designed for larger jobs. With enhanced filtration technology, users benefit from improved dust containment and air quality, making it particularly beneficial in areas with strict hygiene requirements. The MAC 2.3 features a user-friendly design, complete with a large collection tank and a semi-automatic filter cleaning system that prolongs the life of the filter and maintains consistent suction power.

Finally, the MAC 2.4 takes performance to the next level, designed for heavy-duty applications. This model boasts a powerful motor, capable of handling significant volumes of debris while maintaining noise levels within acceptable limits. The MAC 2.4 includes advanced features like an ergonomic handle and an easy-glide caster wheel system, ensuring maneuverability and user comfort during prolonged use. One of its standout characteristics is its innovative sound reduction technology, which minimizes operational noise without sacrificing performance.

All three models share the hallmark of Nilfisk-ALTO design philosophy, focusing on durability, ease of use, and cleaning efficiency. Each machine is equipped with high-quality materials, ensuring longevity and reliability, even under demanding conditions. The MAC series is also environmentally conscious, with reduced energy consumption and improved dust control, supporting cleaner work environments.

In summary, the Nilfisk-ALTO MAC series, through its MAC 2.2, MAC 2.3, and MAC 2.4 models, offers a comprehensive range of industrial vacuum solutions that enhance cleaning processes with their robust features, user-centric design, and advanced technologies. These models are ideal choices for professionals seeking reliable, efficient, and powerful vacuum cleaning solutions.