Siemens RDF310.2/MM

CB1N3066en
2019-10-25
Smart
Infrastructue
3
066
RDF310.2/MM
Flush-mounted Room
Thermostat
RDF310.2/MM
for 2-pipe fan coil units
· Output for on/off valve or 3-wire on/off valve actuator
· 3-speed fan control: Automatic or manual
· Manual heating/cooling changeover or continuous Cooling only / Heating only
· Operating modes: Comfort, Protection
· Adjustable commissioning and control parameters
· Optional display of room temperature or setpoint
· Minimum and maximum setpoint limitation
· Display temperature in increments of 0.5 °C
· Operating voltage AC 230 V
· Mounting on recessed square conduit box, fixing centres 60.3 mm
· User and parameter settings can be retained or restored with power loss

Siemens RDF310.2/MM Specifications

General

Brand	Siemens
Model	RDF310.2/MM
Category	Thermostat
Language	English

Summary

Use

Functions

Applications

Application and output signal, diagram

Illustrates the 2-pipe fan coil unit application with signals.

Operation

Temperature Control

Maintains setpoint via 2-position valve commands based on room temperature.

Display Functionality

Details what the display shows, including temperature, setpoints, and symbols.

Operating Modes Explained

Covers Comfort and Protection modes, fan speed, and setpoint limits.

Moisture Damage Prevention

Tips on preventing moisture damage using fan control in specific conditions.

Control Sequences

Water-Based Fan Coil Application

How the thermostat controls valves in heating/cooling applications.

Minimum Output Timing

Specifies minimum on/off times for control outputs Y11 and Y12.

Fan Operation

Fan Control Modes

Automatic vs. manual fan speed control and temperature-dependent settings.

Ventilation and Dwelling Time

Continuous ventilation options and fan speed dwelling times.

Fan Start Procedure

Describes the initial fan start sequence for motors.

Error Handling

Manages situations where room temperature is outside the measuring range.

Control Parameters

Parameter Settings Procedure

Step-by-step guide to adjusting thermostat control parameters.

Factory Parameter Reset

Instructions to restore all control parameters to their default factory settings.

Equipment Combinations

Actuator Compatibility

Lists compatible ON/OFF actuators and their product numbers.

Ordering Information

Mechanical Design

Setting and Operating Elements

Overview of the thermostat's physical components and user interface.

Symbol Legend

Explanation of symbols and icons used on the thermostat display and buttons.

Mounting and Installation

Wiring Guidelines

Essential information on wiring, protection, and earthing compliance.

Commissioning Process

Steps for initial setup and verification by qualified staff.

Mode and Sensor Calibration

Setting heating/cooling mode and recalibrating the temperature sensor.

Setpoint and Range Limitation

Reviewing and adjusting setpoints for comfort and energy saving.

Disposal Instructions

Guidance on the proper and legal disposal of electronic waste.

Technical Data

General Information

Connection Terminals

Details on wire types and sizes for connection terminals.

Connection Diagrams

Visual guides illustrating various wiring configurations for the thermostat.

Dimensions