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RS232 Connection

The RS232 connection is used to control the GSZ67 by an external controller or computer and can work with our without keypads. The GSZ67 connects to the RS232 controller with a 9-pin db9 connector. The programming reference follows.

1.0 Terminal Settings

To control the GSZ series amplifier via other control systems, connect a RS-232 cable to the serial control connector on the rear of the GSZ unit and set your computer’s or control unit port settings to match the following configuration:

SETTING

VALUE

Bits per second

19,200

Data bits

8

Parity

None

Stop bits

1

Flow control

None

Emulation

Auto detect

1.1 Command Summary

All commands are enclosed in parentheses. The request can be in some cases a read request (followed by a “?”), or a write request (followed by 0-2 ASCII digits). A read command will return the current setting, and write command will change the setting.

Read request format: (nAA?) where:

( starts the command

n denotes amplifier channel (if required)

AAdenotes the command (may be 1 or 2 letters)

? denotes the read request

)

ends the command

 

 

 

Read Request Example 1.1:

 

Function

Command

Response

Volume

(1vl?)

returns the volume on channel 1 (0-87)

 

 

Write request format (nAA$$) where:

 

(

starts the command

 

n

denotes the amplifier channel (if required)

AAdenotes the command (may be 1, 2 or 3 letters !!)

$$

denotes the value to be written if required (leading zero’s ARE necessary)

)

ends the command

 

 

 

Write Request Examples 1.2:

 

Function

 

Command

Response

Turn Channel On

(1on)

turns on amplifier channel 1 on

Select Input

 

(1sl7)

turn amplifier channel 1 to input 7

Set Volume

 

(1vl50)

turn amplifier channel 1 to volume 50

 

 

 

(of 87)

Supported Commands

 

 

 

 

 

 

Command Summary

# = numerical zone or amplifier channel value

$$ = second numerical value (may be one or two digits)

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Knoll GSZ67 installation instructions RS232 Connection, Terminal Settings

GSZ67 specifications

The Knoll GSZ67 represents a remarkable step forward in ergonomic office seating, designed with a keen focus on comfort, functionality, and style. This chair embodies Knoll's commitment to creating innovative solutions that enhance the modern workspace.

One of the standout features of the GSZ67 is its adaptable design, accommodating a wide range of users and office setups. The chair is equipped with a unique adjustable lumbar support system, which allows users to customize the support according to their individual posture and comfort preferences. This is crucial for promoting long-term health and productivity in a work environment.

The GSZ67 also utilizes a sophisticated seat height adjustment mechanism that caters to various desk heights. With an easily accessible lever, users can effortlessly find their ideal seat height, ensuring optimal ergonomic positioning. Additionally, the chair's seat depth can be adjusted to enhance user comfort, making it suitable for different body types.

The backrest of the GSZ67 is designed to offer both flexibility and stability, featuring a dynamic lumbar curve that encourages healthy spinal alignment. The use of breathable mesh fabric in the backrest promotes airflow, reducing heat buildup during extended periods of sitting. This is an important aspect of comfort, especially in busy office settings where long hours are the norm.

Aesthetically, the Knoll GSZ67 combines modern design with a variety of color options, allowing it to seamlessly integrate into various office environments. The chair's sleek silhouette and choice of high-quality upholstery materials contribute to its elegance and style, making it an ideal choice for contemporary offices.

In terms of technology, the GSZ67 boasts advanced mechanism features, including a synchronized tilt that allows the seat and backrest to move in unison. This helps maintain a natural posture as users move between tasks. The chair also has a lockable tilt tension adjustment, enabling users to secure the backrest in their preferred position for enhanced support.

Overall, the Knoll GSZ67 is a prime example of how thoughtful design and innovative technology come together to create a chair that is not only aesthetically pleasing but also promotes health and productivity in the workplace. With its array of adaptable features, the GSZ67 stands out as a top choice for anyone seeking a versatile and stylish office chair.