Krom Schroder BCU 460 - User Manual

DK S N P GR
➔ www.docuthek.com
D GB F NL I E
TR CZ PL RUS H
Cert. version 03.19
© 2019 Elster GmbH · Edition 05.19
Safety
Please read and keep in a safe place
Please read through these instructions
carefully before installing or operating. Following the
installation, pass the instructions on to the opera-
tor. This unit must be installed and commissioned
in accordance with the regulations and standards
in force. These instructions can also be found at
www.docuthek.com.
Explanation of symbols
• , 1 ,  , 3 ... = Action
▷ = Instruction
Liability
We will not be held liable for damage resulting from
non-observance of the instructions and non-com-
pliant use.
Safety instructions
Information that is relevant for safety is indicated in
the instructions as follows:
DANGER
Indicates potentially fatal situations.
WARNING
Indicates possible danger to life and limb.
CAUTION
Indicates possible material damage.
All interventions may only be carried out by qualified
gas technicians. Electrical interventions may only be
carried out by qualified electricians.
Conversion, spare parts
All technical changes are prohibited. Only use OEM
spare parts.
Contents
Operating instructions
D
GB
F
NL
I
E
GB-1
035158
Translation from the German
Burner control unit BCU46x,480
Burner control unit BCU46x,480..........1
Contents ..............................1
Safety.................................1
Checking the usage .....................
Installation ............................3
Replacing the power module/bus module/
parameter chip card ....................4
Cable selection and installation ...........5
Wiring ................................5
Connection diagram ....................7
Flame control ..........................12
Adjustment ...........................13
Commissioning........................14
Manual mode .........................15
Assistance in the event of malfunction ....16
Reading off the flame signal, fault
messages and parameters ..............5
Parameters and values .................5
Legend...............................9
Technical data ........................9
Safety instructions .....................30
Logistics .............................31
Accessories ..........................31
Certification ..........................3
Contact ..............................34
Safety
Contents

Summary

Safety and Introduction

General Safety Guidelines and Warnings

Essential safety guidelines, symbol explanations, liability, and warning indications (DANGER, WARNING, CAUTION).

Connection Diagrams

Flame Control Configurations

Parameter Adjustment and Commissioning

Adjusting BCU Parameters and Confirming Changes

Guide to adjusting BCU parameters using BCSoft, including password management and confirming changes.

Commissioning Steps and Manual Mode

Details commissioning steps, status interpretation, and procedures for manual mode operation.

Malfunction Assistance and Fault Diagnosis

General Malfunction Handling and Specific Errors (E01;ER1)

Guidelines for handling malfunctions, including safety, fault lock-outs, and diagnostics for E01/ER1 errors.

Start-up and Operation Faults

Start-up Faults (E02-E08) and Operation Faults (E05, E08)

Troubleshooting for start-up errors (ignition, gas) and operational faults (flame issues).

System, Data, and Component Faults

Faults E10-E52: Restarts, Data, Voltage, Valves, Modules

Troubleshooting for faults related to restarts, data, voltage, valves, modules, switches, and solenoids.

Advanced System and Bus Faults

Faults E53-E99: Timing, Amplifiers, System, EMC, Bus

Diagnoses and remedies for faults related to timing, flame amplifiers, system errors, EMC, and bus communication.

Bus Communication and K-SafetyLink Faults

Bus Module and K-SafetyLink Configuration Errors (E60-E97)

Addresses faults related to bus module communication, K-SafetyLink configuration, address conflicts, and actuator signals.

Bus Configuration and PCC Faults

Bus Module, K-SafetyLink, and PCC Issues (EbE-Ec8)

Troubleshooting for bus module configuration, K-SafetyLink setup, address conflicts, and parameter chip card errors.

Air Pressure Switch and Bus Communication Errors

Air Pressure Switch and Bus Communication Faults (Ed2-n3)

PLC, Temperature, and Fuse Management

PLC, Temperature, and Gas Pressure Faults; Fuse Replacement

Flame Signal and Parameter Reference

Interface Parameters

Interface Parameter Definitions (1004-1074)

Safety Instructions and Communication

Operational Data, Safety Guidelines, and Communication Protocols

Certification and Safety Values

Declaration of Conformity, Standards, and Safety Values

Krom Schroder BCU 460 Specifications

General

Output Type	Relay
Supply Frequency	50/60 Hz
Operating Temperature	-20°C to +60°C
Relative Humidity	95% non-condensing
Gas Types	Natural gas, LPG
Flame Detection	Ionization or UV
Communication	Modbus RTU