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Daikin EKFCMBCB7 User Manual

Daikin EKFCMBCB7
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INSTALLATION MANUAL
Modbus interface PCB kit
EKFCMBCB7
4PWEN65443-1B.book Page 1 Tuesday, June 29, 2021 11:58 AM
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Daikin EKFCMBCB7 Specifications

General IconGeneral
BrandDaikin
ModelEKFCMBCB7
CategoryRecording Equipment
LanguageEnglish

Summary

Content of Kit

Modbus Interface PCB

The main component of the kit.

Wires

Includes power supply and communication wires for different models.

Tie Wraps and Spacers

Accessories for mounting and securing components.

Name of Parts

PCB Connectors

Connectors for power and communication on the fan coil unit PCB.

Communication Wires

Wires connecting the PCB to the field communication system.

DIP Switches (SS1/SS2)

Switches for setting communication line termination and PCB position.

Specification of Communication Wires

Wire Type and Size

Details on twisted pair sheathed cable, 0.75-1.25 mm².

Maximum Wire Length

Specifies the maximum total wire length allowed for communication.

Installation Method

For FWF Models

Installation steps using the KRP1BA101 box and associated wiring.

For FWC Models

Installation steps using the KRP1H98 box and PCB mounting.

External Connection Possibility

Address Zones and Wiring

Diagram illustrating address zones, Modbus communication lines, and transmission wiring.

Connection Notes

Information on addressing, maximum PCB connections, and central controller addresses.

Setting of Group Number

With Wired Remote Controller

Steps to set group numbers using the wired remote controller.

Group Number to Modbus Address Translation

Table mapping remote controller group numbers to Modbus addresses.

Operation and Maintenance

Before Operation

Contact dealer for Modbus integration information before initiating operation.

Operation and Display Signals

Details on LED indicators for system status like CPU operation and communication errors.

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