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MM80001
Manual
AUTOFLAME MM80001 Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 Mk8 MM Overview, Specifications and Wiring
Mk8 MM Overview
Mk8 MM Main Features
Overview of Micro-Modulation (MM)
Fixing Holes and Dimensions
Wiring Schematic
Main Board
Expansion Board
Fuse Ratings
Electrical Specifications
MM Inputs and Outputs
Expansion Board Inputs and Outputs
Cable Specifications
MM Terminals Description
Expansion Board Terminals Description
Connection between Mk8 MM and Mk8 EGA EVO
Connection between Mk8 MM and Mk8 DTI
Sequencing Connection Diagram
Standards
2 Options and Parameters
Options
Parameters
3 Commissioning Procedure
Overview
Installation Checks
Commissioning Checks
Operational Checks
Installation Precautions
Maintenance and Servicing
Servomotors
Adjusting the Servomotor Potentiometer
Servomotor Feedback Voltage
Servomotors - Direction Change
Servomotors with Autoflame Valves
Commissioning Fuel and Air Positions
Starting Commissioning
Enter CLOSED Position
Enter OPEN Position
Set up START Position
Phase Hold
Add Trim Data During Commissioning
Commissioning VSD
Set GOLDEN START Position
Set FGR Position
Set HIGH Position
Set INTER Position
Set INTER or START Position
Save Commission
Fuel Flow Metering
Commissioning Fuel Flow through MM
Commissioning Fuel Flow through 4-20Ma Feedback
Calorific Fuel Data
Conversion Factor for Imperial Gas Flow Meters
Correction Factor for Burners Significantly above Sea Level
Gas Volume Conversion Factors
Gas/ Air Pressure Commission
Single Point Change
Online Changes
Setpoint Schedule
Setpoint Schedule Overview
Configuring Setpoint Schedule
4 Fuel Output Modes & Changeover Options
Overview
Fuel Output Modes on the Mk8 MM
Single Fuel Output Mode (SFOM)
Fuel Configuration and Wiring in SFOM
Pressure Sensors in SFOM
Commissioning in SFOM
Fuel Changeover Process in SFOM
Dual Fuel Output Mode (DFOM)
Fuel Configuration and Wiring in DFOM
Pressure Sensors in DFOM
Commissioning in DFOM
Fuel Changeover Process in Dual Fuel Output Mode
Fuel Change on the Fly (COF)
Overview
Checks before COF Can Take Place
COF Changeover Position
COF Fuel Changeover
Checks after COF Fuel Changeover
Continuous Pilot with COF
Gas Pressure Sensors and Valve Proving in DFOM with COF
Limitations of DFOM and COF
5 Pid Control
Proportional Band
Integral Control
Derivative Control
2000 MM Features
Firing Rate Control
Hand Operation
Low Flame Hold
Auto Operation
Using 4-20Ma Servomotors
Overview
External 4-20Ma Servomotor Requirements
Wiring
Settings
Commissioning
Flame Detection Using Flame Switch
Continuous Pilot
Continuous Pilot with Interrupted Pilot Sequence
Continuous Pilot with Intermittent Pilot Sequence
Load Sensor Value Calibration
External Modulation
External Setpoint
Second Setpoint Select
Start Position Interlock and Purge Position Interlock
Purge Pressure Proving/ Purge Hold
No Pre-Purge
7 Intelligent Boiler Sequencing
Sequencing Schematics
Hot Water Example
Single/ Multi-Burner Examples
IBS Communications
Sequencing Options and Parameters
Hot Water Sequencing
Implementing Hot Water Sequencing
Two Port Valve Operation
Steam Sequencing
Warming Steam Boilers
Implementing Steam Sequencing
Low Pressure Steam Sequencing
Troubleshooting - Sequencing
8 Multi-Burner Operation
Multi-Burner Overview
Configuring Multi-Burner Operation
Wiring
Options and Parameters
Commissioning in Multi-Burner Operation
Fuel Flow Metering in Multi-Burner Operation
Single Point Change in Multi-Burner Operation
Multi-Burner Operation Options
Fully Linked Operation
Independent on Fault
Multi-Burner with Water Level Control
Multi-Burner with EGA
Multi-Burner with Single EGA
Multi-Burner with Individual Egas
Multi-Burner External Modulation
Permanent External Modulation
Switched External Modulation
9 Expansion Features
10 Water Level Control
Overview
Safety
Autoflame Water Level Control
Water Treatment
Water Level Control Expansion Options
Water Valves
Specifications
Feed Water Valve Sizing
Feed Water Control
Ways of Level Sensing
Overview
Configuration
Capacitance Probes
Overview
Operation
Specification
Installation Safety Guidelines
Configuration
Capacitance Probes Maintenance
Nd Low Probe
Overview
Operation
Specifications
Installation and Safety Guidelines
Configuration
Analogue Water Level
Auxiliary Alarm Inputs
Commissioning Procedure
Commissioning Checks
Levels
Setting End of Probe Level
Setting 2 Nd Low Level
Setting 1 St Low Level
Setting Control Point Level
Setting HIGH Level
Save Commissioning
Operational Checks
10.9.10 Adjust Control Point
Water Level Control Functions
10.10.1 Pre-Alarms
10.10.2 Pump Bypass
10.10.3 Test Outputs and Shunt Switch
10.10.4 Sudden Pressure Drop
Faults
11 Top Blowdown
Overview
Importance of Maintaining TDS
TDS, Conductivity and Temperature
Top Blowdown Expansion Options
TDS Valves
TDS Probe
Specification
Dimensions
Installation
Configuration
Wiring
Top Blowdown PID Controller
Ways of Controlling TDS Level
Continuous TDS Control
Solenoid and Servomotor 2-State TDS Control
TDS Timing Diagram
Sample Routine
Water Hardness Monitoring
Calibrating the TDS Probe
Faults
12 Bottom Blowdown
Overview
Bottom Blowdown Expansion Options
Bottom Blowdown Reduction
Blowdown Energy Savings
Calculation for Bottom Blowdown Reduction
Installation Guidance
Bottom Blowdown Valve
Bottom Blowdown Using Solenoid Valve
Bottom Blowdown Module
Set-Up
Bottom Blowdown Settings
Setting Servomotor
Bottom Blowdown Configuration
Bottom Blowdown Schedule
Bottom Blowdown Log
Faults
13 Draught Control
Overview of Draught Control
Parts Required for Draught Control
Draught Control Expansion Options
Draught Control Operation
Operation Overview
Deactivation Window
Draught Control Trim
Draught Control Set-Up
Configuration
Ways of Using Draught Servomotor
Commissioning Draught Control
Commissioning Checks
Commissioning Screen
Faults
14 Direct Modbus
Overview
Direct Modbus Expansion Options
Setup and Configuration
Modbus Addresses
15 First Outs
Overview of Firs Outs
First Outs Expansion Options
First Outs Configuration
Enabling First Outs
Running Interlock Circuit
Accessing First Outs
First out Function
Edit First out Label
First Outs Interlock
16 Heat Flow
Overview
Expansion Options
Wiring
Heat Flow Function
Steam Flow Metering
Steam Flow Calculation
Steam Flow
Steam Flow with Economiser
Steam Flow with Deaerator
Steam Flow with Deaerator and Feed Sensor
Hot Water Flow Metering
Hot Water Flow Calculation
Hot Water Flow
Hot Water Flow with Economiser
Spare Temperature Sensor
Configuration Options
Spare Temperature Sensor Terminal
Exhaust Temperature Shutdown Threshold
Faults
17 Fully Metered Combustion Control
Overview
Introduction
Importance of Excess Air
Fully Metered Control Expansion Options
Fully Metered Combustion Control Operation
Philosophy
Firing Rate
Control Process
Mass Flow Meters
Volume Flow Meters
Set-Up
Configuration
Limitations
Commissioning
Faults
18 Operation
Home Screen
Home Screen Components
Faults
Status Screen
Status
Status - History
Status - Burner Enable/Disable
Status - Low Flame Hold
Status - Hand Mode
Fuel-Air Screen
Fuel-Air - Curve
Fuel-Air - Map
Fuel-Air - History
Flame Safeguard Screen
Flame Safeguard
Flame Safeguard - History
Channels Screen
Servomotor
VSD Channel
Gas Pressure Sensor Screen
Gas Pressure
Gas Sensor - History
Air Pressure Sensor Screen
Air Pressure
Air Sensor - History
Fuel Flow Screen
Fuel Flow
Fuel Flow - History
Sequencing Screen
IBS - Status
IBS - Lead Boiler
IBS - History
EGA Screen
18.10.1 EGA - Gas
18.10.2 EGA - Temperature
18.10.3 EGA - Efficiency
Outside Temperature Compensation Screen
Water Level Screen
18.12.1 Water Level - Status
18.12.2 Water Level - History
Top Blowdown Screen
Bottom Blowdown Screen
Steam Flow Screen
18.15.1 Steam Flow - Status
18.15.2 Steam Flow - History
Draught Screen
18.16.1 Draught Control - Status
18.16.2 Draught Control - History
First Outs
Fully Metered Combustion Control
System Configuration Screen
18.19.1 Language Selection
18.19.2 Options
18.19.3 Parameters
18.19.4 Expansion Options
18.19.5 Boiler Room Configuration
18.19.6 Online Changes
18.19.7 Set Clock
18.19.8 Run Times
18.19.9 Bottom Blowdown Schedule
Manual
Commission Data
Diagnostics
System Log
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Combustion Management Systems
MK8 MM MANUAL
MK8 MM MANUAL
MM80001
MM80001
19.05.2020
19 MAY 2020
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