Carrier WTC-RT - User Manual

1
Remote Temperature
WTC-RT / WTC-RCI
Installation instructions
Package contents
■ User interface
■ End-user manual
Installation precautions
Introduction
Read the instructions carefully before
placing this device. The manufacturer
declines all responsibility for any
inconveniences or damages caused by not
complying with instructions given in this
manual. All warranty claims are void if
instructions provided in this manual are
not observed.
■ Onlyqualiedinstallersshouldbe
allowed to install and service the
equipment.
■ All instructions provided in this
manual should be read and followed.
■ Incoming equipment should be
carefully checked for possible damage
caused during transport or by incorrect
handling.Incaseofdamage,lea
claim with the transport company.
General installation requirements
■ After the installation, carry out a
complete system check and explain all
system functions to the user.
■ Dispose of all packaging materials in
accordance with all applicable local
regulations.
■ Take precautions to prevent
electrostatic discharge to the device
when installing, servicing or operating
the equipment.
Environmental
Storage temperature: -20 to 50°C
Relative humidity: 0 to 95% non-condensing
Operating temperature: 5 to 40°C
WTC-RT WTC-RCI-S WTC-RCI-SF WTC-RCI-SOF
English

Carrier WTC-RT Specifications

General

Brand	Carrier
Model	WTC-RT
Category	Remote Control
Language	English

Summary

Installation Precautions

Introduction and General Advice

Read instructions carefully, check equipment for damage, and ensure qualified installers perform work. Follow all instructions.

Incoming Equipment Handling

Check incoming equipment for damage during transport or handling. File a claim with the transport company if damaged.

General Installation Requirements

System Checks, User Training, and ESD Prevention

Perform system checks, train users, dispose of packaging according to regulations, and prevent ESD.

Environmental Operating Conditions

Temperature and Humidity Limits

Specifies storage and operating temperature ranges and acceptable relative humidity for the device.

Overview of RT; RCI

General Description and Compatibility

Describes the Room Temperature Sensor (WTC-RT) and Room Control Interface (WTC-RCI) and their compatibility with WTC fan coil units.

Functional Capabilities

Explains how the controller allows users to adjust temperature, control fan speed, and set occupancy status.

Device Dimensions

Front and Back Plate Views

Provides detailed measurements and diagrams for the front and back plates of the WTC-RCI-SOF unit.

Mounting Instructions

General Recommendations for Mounting

Advises on optimal placement, avoiding heat sources, direct sun, and ensuring proper ventilation.

Wiring Recommendations

States that all wiring must comply with national and local electrical codes and wiring diagrams.

Maintenance Guidelines

Room Temperature Sensor/Interface requires no special maintenance; clean with a soft dry cloth.

Installation Procedure

Mounting the Room Control Interface

Step-by-step guide for securely mounting the interface, including cable routing and connections.

Connector and Dipswitch

Dipswitch Configuration

Details the onsite configurable dipswitch for settings like Subnet ID address and EOL termination.

Subnetwork Bus Topology

Explains connecting the device to the controller's Subnet Port using a standard Cat5e RJ-45 cable.

Connection Cable Standards

Provides T568A/T568B termination details for RJ45 connectors and crimping sequences.

EOL Termination

Last Device Termination Rule

States that EOL termination is only set to ON for the last subnetwork bus device.

Setting the Subnet ID

Subnet ID Addressing and Configuration

Explains subnet ID identification, default setting, and how to configure it via the DIP switch.