Emerson XM678D Manuals

Manuals and User Guides for Emerson XM678D. We have 2 Emerson XM678D manuals available for free PDF download: Operation And Installation Manual, Manual

Emerson XM678D Operation And Installation Manual (76 pages)

Controllers for Multiplexed Cabinets wuth Interior Stepper Driver

Brand: Emerson | Category: Controller | Size: 5.22 MB

Table of Contents
5
1 Introduction

9
- General Precautions and Warnings
  9
2 Before Proceeding

9
- Software Release of Xm678D
  9
3 Overview

10
- General Description
  10
- Ordering Code
  10
4 Quick Reference Guide in Running the Self Adaptive Regulation

10
5 Installation and Mounting

12
6 Wiring Diagram and Connections

13
- Important Note
  13
- Wiring Guidelines
  13
- Xm678D Wiring and Connections
  13
- Valve Connections and Configuration
  14
  - Types of Cables and Max Length
    14
  - Valve Selection
    14
  - 4-Wire Valves (Bipolar)
    17
  - 5- to 6-Wire Valves (Unipolar)
    17
- Wiring Connection of Emerson Ex3 Valve
  17
  - Solenoid Valve Connection
    17
  - EX3 with 24Vac Coil: Transformer Capacity
    17
  - Stepper Valve Connection
    18
  - Ex3-C230
    18
- Absolute Maximum Power
  18
- Keyboard Display Cx660
  19
- Lan Connection
  19
- Sensors for Superheat Control
  19
- How to Use a Single Pressure Transducer on Multiplexed Applications
  20
- How to Connect the Monitoring System
  20
- Digital Inputs
  21
- Analog Output
  21
7 Battery Back up Connection

22
- Xec Supercap Connection
  22
- Emerson Ecp-024 Connection
  23
8 Wiring Layout for Sharing a Pressure Transducer on a Lan

23
9 Pressure Transducer Setup

25
- Rs485 Net Monitoring Temperatures
  25
  - RS485 Connection
    26
- How to Enable a Pressure Probe to Share Across the Lan
  26
10 Wiring Connection to Site Supervisor

27
11 User Interface

28
- Direct Command Interface
  28
- Icons
  28
- Keyboard Commands
  29
  - Double Commands
    29
- How to Modify the Air Temperature Regulation Setpoint
  29
12 How to Program the Parameters (Pr1 and Pr2)

30
- How to Enter Pr2
  30
- How to Move a Parameter from Pr1 to Pr2 Level and Vice Versa
  30
13 Fast Access Menu

31
14 Multimaster Function Menu (Sec)

32
- Synchronized Defrost
  33
  - Daily Defrost from RTC: [Edf = Rtc]
    33
15 Commissioning

34
- Clock Setting and Rtc Alarm Reset
  34
- Electronic Valve Settings
  34
16 Regulation for Superheat: Self Adaptive or Manual Operating Mode

35
17 Display Messages

38
- Alarm Recovery
  39
18 Use of the Programming Hot Key

40
- Download (from the Hotkey to the Device)
  40
- Upload (from the Device to the Hotkey )
  40
19 Controlling Loads

41
- Cooling Output
  41
- Standard Regulation and Continuous Regulation
  41
- Defrost
  41
  - Defrost Starting
    41
  - Defrost Ending
    42
- Fans
  42
  - Control with Relay
    42
  - Control with Analog Output (if Present)
    42
- Anti-Sweat Heaters
  42
- Auxiliary Output
  43
20 Technical Data

44
21 Ul Ratings

46
22 E2 Modbus Network Wiring

47
23 Ect Modbus Networking to E2S

48
- Com Port Associations - E2 Versions 4.0 and above
  48
- E2 Setup of Devices
  49
  - Set up Network Ports
    49
  - Add and Connect the Device
    49
- Wiring Types
  50
- Modbus Termination Blocks
  51
24 Default Parameter Map

52
25 Xm678D Controller Association and Replacement Procedure

69
Appendix A - Alternate Modbus Com Wiring Method for E2, Xr, XM, and Xev Devices

73

Emerson XM678D Manual (16 pages)

Brand: Emerson | Category: Controller | Size: 2.63 MB

Wiring Diagram and Connections
2
Important Note
2
Valve Connections and Configuration
2
Battery Back up Connection
3
How to Program the Parameters (Pr1 and Pr2)
4
User Interface
4
Fast Access Menu
4
Display Messages
6
Use of the Programming Hot-Key
7
Controlling Loads
7
Technical Data
8
Default Parameter Map
9
Output Configuration
13
Digital Inputs
14
Energy Saving
14
Lan Management
14

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Emerson XM678D Manuals

Emerson XM678D Operation And Installation Manual (76 pages)

Table of Contents

1 Introduction

2 Before Proceeding

3 Overview

4 Quick Reference Guide in Running the Self Adaptive Regulation

5 Installation and Mounting

6 Wiring Diagram and Connections

7 Battery Back up Connection

8 Wiring Layout for Sharing a Pressure Transducer on a Lan

9 Pressure Transducer Setup

10 Wiring Connection to Site Supervisor

11 User Interface

12 How to Program the Parameters (Pr1 and Pr2)

13 Fast Access Menu

14 Multimaster Function Menu (Sec)

15 Commissioning

16 Regulation for Superheat: Self Adaptive or Manual Operating Mode

17 Display Messages

18 Use of the Programming Hot Key

19 Controlling Loads

20 Technical Data

21 Ul Ratings

22 E2 Modbus Network Wiring

23 Ect Modbus Networking to E2S

24 Default Parameter Map

25 Xm678D Controller Association and Replacement Procedure

Appendix A - Alternate Modbus Com Wiring Method for E2, Xr, XM, and Xev Devices

Emerson XM678D Manual (16 pages)

Table of Contents

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