Honeywell W7752D specifications Excel

Models: W7752D

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Excel 10

 

W7752D,E,F,G,J AND W7754K,L,M,P

 

FAN COIL UNIT CONTROLLERS

 

LNS PLUG-INS

HONEYWELL EXCEL 5000 OPEN SYSTEM

 

 

USER GUIDE

 

CONTENTS

Introduction

1

 

Description of Devices

1

 

Products Covered

2

 

Organization of Manual

2

 

Applicable Literature

2

 

Product Names

2

 

Control Application

3

 

Control Provided

3

 

Setpoints

4

 

Bypass

6

 

LED/LCD

6

 

Energy-Saving Features

6

 

Occupancy Status

7

 

Safety Features

8

 

Operating Modes

8

 

Construction

9

 

Excel 10 W7752 FCU Controllers

9

 

Excel 10 W7754 FCU Controllers

9

 

Controller Performance Specifications

11

 

Configurations

12

 

General

12

 

Fan Type

12

 

Type of Heating and Cooling Equipment

13

 

Reheat Output

14

 

Digital Input

14

 

Excel 10 Wall Module Options

15

 

Abbreviations and Definitions

16

Application Steps

17

 

Overview

17

 

Step 1. Plan the System

17

 

Step 2. Determine Other Bus Devices Required

17

 

Step 3. Lay Out Communications and Power Wiring

18

 

LONWORKS Layout

18

 

Power Wiring

19

 

Step 4. Prepare Wiring Diagrams

19

 

General Considerations

19

 

Terminal Block Assignment and Wiring Example for the W7752 Controller...

21

 

Terminal Block Assignment and Wiring Example for the W7754 Controller...

22

 

LONWORKS Termination

23

 

Step 5. Order Equipment

24

 

Step 6. Configure Controllers

25

 

General

25

 

Output

26

 

Input

27

 

Equipment Control

28

 

Fan

28

 

Switching Levels

29

 

Zone Options

29

 

Miscellaneous

29

® U.S. Registered Trademark

EN2B-0285GE51 R0909

Copyright © 2009 Honeywell Inc.

 

 

All Rights Reserved

 

 

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Honeywell W7752D specifications Excel

W7752D specifications

The Honeywell W7752D is a versatile and advanced electronic gas combination control designed primarily for use in commercial heating systems. This product stands out for its ability to manage both gas ignition and safety functions, which are critical for maintaining the efficiency and safety of heating appliances. Its robust construction and advanced features make it a popular choice for HVAC professionals and service technicians.

One of the main features of the W7752D is its integration of multiple functions in a single device. It serves as both an automatic gas ignition control and a safety shut-off valve, which simplifies installation and reduces the need for additional components. This integrated design not only enhances reliability but also streamlines maintenance procedures.

Another notable technology utilized in the W7752D is its microprocessor-based control logic. This advanced technology allows for precise management of the ignition sequence, improving the overall efficiency of the heating system. The microprocessor enables the control to adapt to varying operating conditions, ensuring optimal performance even under changing demands.

The W7752D is equipped with features that enhance user-interface and diagnostics capabilities. It includes LED indicators that provide clear information about the operational status and any potential issues. This diagnostics capability facilitates easier troubleshooting, saving time and reducing the likelihood of extended downtimes.

Safety is a primary concern in gas appliances, and the W7752D addresses this with built-in safety mechanisms, including flame detection technologies. These features ensure that the appliance operates safely, automatically shutting down in case of any irregularities during operation. This emphasis on safety not only protects property but also provides peace of mind for users.

In terms of compatibility, the Honeywell W7752D is designed to work with a wide range of gas heating appliances. Its flexibility allows it to be used in various applications, making it suitable for different types of commercial environments. Additionally, the control complies with relevant safety and performance standards, ensuring reliable operation.

In summary, the Honeywell W7752D combines advanced technology with essential safety features, making it a top choice for commercial heating applications. Its integrated design, microprocessor-based control, user-friendly diagnostics, and robust safety mechanisms make it an essential component for efficient and safe gas heating systems. Whether it is for new installations or replacements, the W7752D provides HVAC professionals with the reliability and ease of use they demand.