Siemens RDF310.21 - User Manual

3
067
RDF310.2, RDF310.21 RDF410.21
Semi Flush-mount
Room Temperature
Controllers with LCD
RDF310…
RDF410…
for 2-pipe fan coil units
for use with compressors in DX type equipment
Output for on / off valve actuator or 1-stage compressor
3-speed fan control: Automatic or manual
Manual heating / cooling changeover or continuous Cooling only / Heating only
Operating modes: Normal operation, Standby
Adjustable commissioning and control parameters
Optional display of room temperature or setpoint
Minimum and maximum setpoint limitation
Operating voltage AC 230 V
Mounting on recessed rectangular conduit box, fixing centres 60.3mm
Additional features of RDF310.21
LCD backlight
Infrared remote control receiver
Additional features of RDF410.21
LCD backlight
Infrared remote control receiver
Auto Timer mode with 8 programmable timers
N3067en
01.10.2007
Building Technologies

Siemens RDF310.21 Specifications

General

Brand	Siemens
Model	RDF310.21
Category	Thermostat
Language	English

Summary

Functions

Controller Operation

Temperature Control Mechanism

Details setpoint maintenance via 2-position control commands and switching differentials.

Operating Modes

Auto Timer and Energy Saving

Explains automatic mode switching based on timers and Energy Saving mode setpoints.

Control Sequences

Mode and Output Control

Minimum Output Timing

Details minimum on/off times for output Y11 to protect compressors.

Fan Operation Details

Fan Speed Management

Describes fan operation in automatic or manual modes, including speed selection and differentials.

Auto Timer Features

Timer Setting Procedure

Step-by-step guide to setting start and end times for Auto Timer modes.

Timer Management

7-Day Time Clock Setup

Setting Time and Weekday

Power Failure and Error Handling

Temperature Out of Range Errors

Infrared Remote Control

Control Parameters Overview

Parameter Adjustments

Parameter Management

Changing Parameter Values

Detailed steps on accessing and changing individual control parameters.

Control Parameter Table

List of parameters, their meaning, setting ranges, and factory settings.

Mounting and Installation

Mounting Location and Requirements

Wiring and Power Supply

Details wiring, fuse requirements, and valve compatibility for AC 230 V supply.

Commissioning Steps

Application-Specific Settings

Guidance on setting mode, compressor timings, sensor calibration, and setpoint limits.

Technical Data

Power Supply and Outputs

Specifications for operating voltage, frequency, power consumption, and output ratings.

Inputs and Operational Data

Details for infrared receiver, transmission distance, orientation angle, and differentials.

Setpoint and Environmental Conditions

General Product Information

Product Standards and Safety

Connection Terminals and Wiring

Identifies terminal labels, wire specs, weight, and housing color.

Connection Diagrams

2-Pipe Fan Coil Unit Wiring

Illustrates wiring diagram for connecting controller to 2-pipe fan coil units.

Compressor DX Equipment Wiring

Shows wiring diagram for connecting controller to compressor DX equipment.