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Siemens RDB160BN User Manual

Siemens RDB160BN
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RDB160BN
Room thermostat with BACnet MS/TP
communication
Basic Documentation
A6V11917618_en
--_b
Smart Infrastructure
2020
-03-18
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Siemens RDB160BN Specifications

General IconGeneral
Product TypeRoom Thermostat
ApplicationHeating
Operating Voltage230 V AC
Setting Range5 °C to 30 °C
MountingWall mounting
Protection ClassIP30
Storage temperature-20 °C to 60 °C
WeightApprox. 150 g
OutputRelay
Power consumption2 VA
Ambient temperature0 °C to 50 °C
Relative humidity<95 % r.H., non-condensing
Control ModeOn/Off control
Accuracy± 1 K

Summary

About this document

Purpose of this document

Details the scope and content of the document regarding the RDB160BN room thermostat.

Reference Documentation

Lists related documents for further information and context.

Target Audience and Prerequisites

Specifies the intended readers and necessary prior knowledge for using the document.

Overview

System Use and Applications

Describes the types of systems and applications supported by the RDB160BN thermostat.

Thermostat Functions and Features

Covers general functions, setpoints, display, and fan control capabilities.

Inputs and Communication Interfaces

Explains input terminals and BACnet MS/TP communication setup.

Functions

Temperature Control

Explains how the thermostat regulates room temperature using various sensors and control outputs.

Operating Modes

Details the different operational modes like Comfort, Standby, and OFF, and how to switch between them.

Comfort and Standby Modes

Covers specific settings and behaviors for Comfort and Standby (Economy) modes.

OFF Mode and Notices

Explains the OFF mode and provides important notices related to temperature control.

Applications

System Applications Overview

Presents supported applications and their control output configurations.

Additional Functions: Changeover and Sensors

Covers heating/cooling changeover via BACnet/sensors and external temperature sensors.

Advanced Features: Mold Protection and Key Lock

Details mold protection, dew point monitoring, and button locking features.

Control Sequences

Sequence Overview and Special Functions

Introduces control sequences, fire alarms, supply air limitation, and window state.

2-Pipe Fan Coil Unit Control

Explains On/Off and modulating control for 2-pipe fan coil units.

2-Pipe Fan Coil Unit with Electric Heater

Details heating/cooling control with an auxiliary electric heater.

4-Pipe Fan Coil Unit Control

On/Off and Modulating Sequences

Details the On/Off and modulating control sequences for 4-pipe systems.

Specific Applications and Setpoints

Chilled Ceiling with Radiator

Details settings for chilled ceiling with radiator applications.

Setpoint Configuration for 2-Pipe Systems

Explains setpoints for Comfort and Standby modes in 2-pipe systems.

Setpoint Configuration for 4-Pipe Systems

Explains setpoints for Comfort and Standby modes in 4-pipe systems.

Control Outputs

Available Control Output Signals

Lists and describes 2-position, DC 0-10 V, and 3-position control output signals.

Specific Output Controls

Covers On/Off, PWM, electric heater, and 3-position signals.

Valve Exercising Feature

Explains the feature to prevent valve seizing from inactivity.

Fan Control

DC 0-10 V Fan Signal and Selection

Explains DC 0-10 V signal and output type selection for fans.

Fan Speed Control and Operation Modes

Details fan speed switching, operation modes, and manual speed locking.

Advanced Fan Operation Scenarios

Covers fan operation in dead zones, overrun for electric heaters, and failures.

Multifunctional Input, Digital Input

Analog Input (AI)

Describes the use of the analog input for temperature sensors.

Universal Input (UI)

Details the universal input for changeover and PT1000 sensors.

Digital Input (DI)

Explains the digital input for presence or window contacts.

Type Summary and Equipment Combinations

Compatibility Overview

Lists compatible sensors and actuators for the RDB160BN.

Actuator Types: On/Off, PWM, 3-Position

Lists available On/Off, PWM, and 3-position actuators.

Actuator Types: DC 0-10 V

Lists available DC 0-10 V actuators and their product numbers.

Communication

BACnet MS/TP Protocol

Details BACnet MS/TP protocol support and device addressing.

Device Address and Baud Rate

Explains how to find/set device ID/MAC address and baud rates.

MS/TP Master Configuration

Discusses the maximum number of master units in the MS/TP network.

Communication Objects

Analog Inputs and Values

Lists and describes analog input and value objects for sensors, outputs, and setpoints.

Binary Inputs and Values

Lists and describes binary input and value objects for status, contacts, and fan type.

Multistate Inputs and Values

Details multistate input and value objects for modes, fan speed, and applications.

Control Parameters

Parameter Overview and Settings

Introduces control parameters for performance optimization via HMI or tools.

Local HMI Parameter Access and Locking

Explains how to access, change, and lock parameters using the local interface.

Detailed Parameter List (P01-P79)

Provides a comprehensive list of parameters, their factory settings, and ranges.

Connection Terminals

Connection Terminals Diagram

Illustrates the layout and labeling of all connection terminals on the device.

Terminal Assignments

Details the function and assignment for each terminal number.

Connection Diagrams

DC 0-10 V Fan Connection Diagrams

Shows wiring diagrams for DC 0-10 V fan applications.

2-Pipe System Connection Diagrams

Provides wiring diagrams for 2-pipe systems (On/Off, PWM, DC valve, 3-position).

2-Pipe with Electric Heater Diagrams

Shows wiring diagrams for 2-pipe systems with electric heaters.

4-Pipe System Connection Diagrams

Provides wiring diagrams for 4-pipe systems.

Dimensions

Physical Dimensions

Displays the physical size of the thermostat with all dimensions in mm.

Mounting and Installation

Mounting Precautions and Guidelines

Provides guidelines and warnings for safe and proper mounting of the device.

Wiring Guidelines and Safety

Covers essential wiring practices and safety regulations for connecting the thermostat.

Commissioning

Initial Setup and Wizard

Outlines the commissioning process, application selection, and initial setup wizard.

Setpoint and Range Configuration

Recommends adjusting setpoints and ranges for optimal comfort and energy saving.

Operation

Device Layout and Components

Describes the physical parts of the room thermostat and its display elements.

Button and Display Operations

Explains how to use buttons for mode changes and how to interpret display indications.

Disposal

Electronic Device Disposal Instructions

Provides instructions for disposing of the electronic device according to European guidelines.

Technical Data

General, Environmental, and Safety Specifications

Covers general specs, ambient conditions, safety class, and protection degrees.

Communication, Inputs, Outputs, and Fan Control

Details communication protocols, input types, output specs, and fan control.

Operational Data and Compliance

Lists operational parameters, standards, directives, and environmental compatibility.

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