Bosch Appliances manual Fire Alarm Systems D326A Analog Point Contact Module, System Overview

Models: D326A

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Fire Alarm Systems  D326A Analog Point Contact Module

Fire Alarm Systems D326A Analog Point Contact Module

D326A Analog Point Contact Module

The D326A Analog Point Contact Module provides a variety of fire alarm functions, such as monitoring manual pull stations, waterflow devices, or other dry contact fire alarm activation applications. The module allows for alarm, trouble, and supervisory conditions. The D326A module mounts on a plate that attaches directly to a ULListed four- inch square back box having a minimum depth of 2-1/8 inches. A cover plate leaves the status LED visible.

Digital data communications and power provided over a two-wire circuit

Advanced digital communications protocol compatible

Class B circuit for dry contact devices
Two-color status LED: green for normal, red for alarm
EEPROM addressing in module unit

Mount on four-inch square back box

Certifications and Approvals

Region

Certification

 

USA

UL

UOXX: Control Unit Accessories, System

 

 

(UL864, 9th edition)

 

FM

 

 

CSFM

7300-1615: 151

 

NYC-MEA

26-02-E, Vol. III

System Overview

The D326A Analog Point Contact Module allows compatible fire alarm control panels (FACP) to supervise Form A or B dry contact devices in a polling circuit. The D326A has an eightbit microprocessor and communicates with the control panel (both power and data) over a two-wire polling circuit. The initiating device circuit (NFPA Style B) connected to the D326A can have up to 20 normally-open (NO) dry contact devices. Each module can monitor one normally-closed (NC) device (NC devices must be non-alarm applications).

Installation/Configuration Notes

Compatibility Information

The following products are compatible with the D326A Point Contact Module:

Category

Product ID

Product Description

Control Panels:

D8024

Analog fire alarm control panel (FACP)

 

D10024A

Analog FACP

Modules:

D9067

Analog polling module

Programmers:

D5070

Analog device programmer

Installation Considerations

There are three steps to installing the point contact module:

1.Set the point address: Use the D5070 Analog Device Programmer to set the address by programming an EEPROM microchip.

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Bosch Appliances manual Fire Alarm Systems D326A Analog Point Contact Module, Certifications and Approvals, Region