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Evco EVD934BM9MF User Manual

Evco EVD934BM9MF
74 pages
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EVCO S.p.A.
EV3 HRV & EVD HRV | Application manual ver. 1.0a | Code 1443DHRVE104
page 1 of 74
EV3 HRV & EVD HRV
Controllers for mechanical ventilation
units for air renewal and
heat recovery
Application manual ver. 1.0a February 2020 | ENGLISH
Code 1443DHRVE104

Table of Contents

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Evco EVD934BM9MF Specifications

General IconGeneral
ModelEVD934BM9MF
CategoryController
BuzzerYes
Operating Temperature-10°C to 50°C
Humidity10% to 90% (non-condensing)
DisplayLCD

Summary

Important Safety Information

Installation and Usage Precautions

Read manual carefully, use as described, not for safety devices.

Electrical Connections

Operating Modes and Control Strategies

Selecting Heating/Cooling Modes

Explains how to select heating, cooling, or automatic operational modes.

Device Configuration Parameters

Time Band & Setpoint Parameters

Lists and defines parameters for time bands, setpoints, and basic configurations.

Advanced Configuration Parameters

Lists and defines advanced parameters for various control functions.

Input Configuration

Configuring Input Functions

Maps parameter values to specific sensor and digital input functions.

Output Configuration

Analogue Output Setup

Sets the type and function for analogue outputs (AO1, AO2).

Triac, OC, and Digital Output Setup

Configures triac, open collector, and digital outputs for various functions.

Controller Operation and Functionality

Regulation Principles and Free Modes

Explains regulation zones and free heating/cooling functions.

Ventilation, Heat Exchanger, and Damper Control

Details fan, heat exchanger, and mixing damper control.

Temperature, Compressor, and Specialized Modes

Covers temperature, compressor, CO2, and humidity control.

Signals and Alarms Management

Alarm Classification and Reset Procedures

Defines alarm types, reset procedures, and common alarm codes.

Detailed Alarm Conditions and Causes

Explains specific alarm causes, results, and conditions for device functions.

Technical Specifications

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