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Sorel STDC V3 - User Manual

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Read carefully before installation, commissioning and operation
Temperature Difference Controller
STDC
Installation and operating instructions
applies to STDC versions V1, V2, V3, V4
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Summary

Safety Instructions

General Safety Instructions

Essential to read for safety, installation, commissioning, maintenance, and optimal use.

Description of Controller

Technical Specifications

Lists technical specifications like voltage, frequency, fuse, protection category, and output types.

Installation Guide

Wall Installation

Provides step-by-step instructions for mounting the controller on a wall.

Electrical Connection

Details safety precautions and procedures for connecting the unit's electrical wiring.

Temperature Sensor Installation

Explains how to correctly position and connect temperature sensors for accurate measurements.

Terminal Connection Diagrams

Solar with Storage Tank Wiring

Shows wiring diagrams for connecting the controller to a solar system with a storage tank.

Solar with Swimming Pool Wiring

Shows wiring diagrams for connecting the controller to a solar system with a swimming pool.

Solid Fuel Boiler Wiring

Provides terminal connection diagrams for a solid fuel boiler with a storage tank system.

Storage Transfer Wiring

Shows terminal connection diagrams for a storage transfer system.

Heating Circuit Wiring

Displays terminal connection diagrams for a heating circuit raising system.

Thermostat System Wiring

Shows terminal connection diagrams for a thermostat-controlled system.

Universal Delta T Wiring

Provides terminal connection diagrams for a universal delta T controller setup.

Stop Valve System Wiring

Shows terminal connection diagrams for a system involving a stop valve.

Solar with Heat Exchanger Wiring

Displays terminal connection diagrams for a solar system with heat exchanger and pool.

Controller Operation

Parametrisation (Setup Wizard)

Details the setup wizard and basic parameter settings for the controller.

System Settings

Basic Settings Menu

Introduces the menu for basic control function settings and general parameter descriptions.

Tmin S1 Setting

Sets the minimum temperature for sensor 1 to enable/start the pump or valve.

Delta T (ΔT R1) Configuration

Configures the temperature difference threshold for relay R1 to switch the pump/valve on or off.

Thermostat Reference Temperature

Sets the reference temperature for thermostat control (heating or cooling).

Tmax S1 Setting

Sets the maximum temperature for sensor 1 to switch off the pump or valve.

Tmax S3 Setting

Sets the maximum temperature for sensor 3 to switch off the relay.

Protective Functions

Special Functions

PWM and 0-10 V Output Settings

Configures specific output signal parameters for PWM and 0-10V pump control.

Malfunctions and Error Messages

System Maintenance

Sorel STDC V3 Specifications

General IconGeneral
BrandSorel
ModelSTDC V3
CategoryTemperature Controller
LanguageEnglish

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