APC ACRC100, ACRC103 manual Modbus, Control connector

Page 33

Modbus

First InRow RC

Modbus

MASTER

1150Ω termination resistor (provided)

Control connector

1150Ω termination resistor (provided)

2Control cable (RS-485)

Second InRow RC

Last InRow RC

na2248a

2Modbus cable (RS-485)

na2249a

3Peripheral device (example: chiller)

InRow RC Installation

27

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Contents Installation 동봉된 CD 안에 한국어 매뉴얼이 있습니다 American Power Conversion Legal Disclaimer Page Contents Mechanical Connections Safety Manual updates Cross-reference symbol used in this manualOverview Damage to Equipment or Personnel Inspecting the Equipment Installation kitInventory Door and side panel locksExterior Component IdentificationInterior User interface connection panel Room Preparation Incoming power supply requirementsWith cooling distribution unit CDU Piping DiagramsTop piping InRow Bottom piping To customer Supplied chiller Without CDUOut From Coils FullFull Bypass Open Internal piping diagramDimensions are shown in mm Piping and electrical access locationsWeights and Dimensions Door removal Side panel removal Removing Doors and PanelsService access Positioning the EquipmentLeveling Stabilizing the Equipment Floor bracketsJoining to enclosures Piping Mechanical ConnectionsConnect piping Condensate pump drain connection Chiller Accessories and spare partsFilling and Purging Than 76 l/m 20 gpm Electrical Connections Power connections Control Modbus User interface connection pinoutLink ports Network port Modbus Control connectorLeak detector port Form C alarm contacts and shutdown inputTemperature sensor 990-2402D-001 11/2012 APC Worldwide Customer Support