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Miura MP1-200 User Manual

Miura MP1-200
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OPERATION
MANUAL
Multiple Installation Controller
Pressure Controller MP1-200
MI Terminal MT1-200
Operation Manual Code No.
T519-998-9130
(E130-002-0940)
INFORMATION IN THIS MANUAL MAY BE
CHANGED WITHOUT NOTICE.
Ensure that this operation manual is fully
read and observed by all persons working
with the product.
Store this operation manual in a location
where it may be easily accessed by said
persons.

Table of Contents

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Miura MP1-200 Specifications

General IconGeneral
BrandMiura
ModelMP1-200
CategoryController
LanguageEnglish

Summary

SECTION 1 SAFETY

Safety Regulations

Operations for running equipment and maintenance procedures.

Safety-related Knowledge and Expertise

Requires knowledge and experience for operation and maintenance of mechanical equipment.

Protective Equipment

Wear protective items such as helmet and safety footwear as required.

Prohibition of Unapproved Modification

Unauthorized alteration or repair procedures pose serious safety risks.

SECTION 1 SAFETY

Warning Labels on the Product Main Unit

Warning labels are affixed where caution is required for operation.

SECTION 1 SAFETY

Safety Precautions

General safety precautions for operation and maintenance.

Safety Precautions for Installation

Safety precautions that apply specifically to the installation process.

SECTION 1 SAFETY

Safety Precautions for Use of the Equipment

Safety precautions that apply to the actual use of the equipment.

Safety Precautions for Relocation or Resale

Precautions for moving, reselling, or re-using the equipment.

SECTION 2 OVERVIEW

Product Overview

Overview of the product's purpose and capabilities.

Features and Functions

Details the automatic determination of boilers, efficient operation, and stability features.

SECTION 2 OVERVIEW

Configuration

Illustrates the system composition: steam header, pressure sensor, and controllers.

SECTION 2 OVERVIEW

Specifications

Technical specifications of the unit.

Common Specifications

Details applicable boilers, control pressure, communication, and functions.

SECTION 2 OVERVIEW

Pressure Controller MP1-200

Lists external control input and monitor output terminal specifications.

SECTION 2 OVERVIEW

Component Names and Functions

Identifies and explains the components of the system.

Pressure Controller MP1-200

Details the components of the Pressure Controller.

Control Panel

Explains the LEDs, switches, and display functions of the control panel.

SECTION 2 OVERVIEW

Internal Structure

Details switches, potentiometers, and terminal blocks within the main unit.

SECTION 2 OVERVIEW

MI Terminal MT1-200

Details the MI Terminal unit.

Control Panel

Explains the display, LEDs, and switches of the MI Terminal control panel.

SECTION 2 OVERVIEW

Internal Structure

Shows the internal layout, including CPU and power supply.

SECTION 3 OPERATION

Operating the Pressure Controller MP1-200

Procedures for operating the Pressure Controller.

Normal Operation

Details display control by the 'DISPLAY CHANGE' switch.

SECTION 3 OPERATION

Operation with External Control Signal

Instructions for stopping and firing up boilers via external signals.

Stopping All the Boilers

Procedures for stopping all boilers using the all stop input terminal.

Firing Up All the Boilers

Procedures for firing up all boilers using the all combustion input terminal.

SECTION 3 OPERATION

Setting Operation (Control Pressure, Alarm Pressure)

Methods for setting control pressure and alarm pressure via internal potentiometers.

SECTION 3 OPERATION

Other Setting Operation (Switch, Pressure Sensor Adjustment)

Setting methods for switches and pressure sensor adjustment values.

SECTION 3 OPERATION

Setting of "SWITCH 3" (SW3) --- Setting the quantity of stand-by boilers

Sets the quantity of boilers to be held at low-fire conditions.

SECTION 3 OPERATION

Zero adjustment, zero adjustment 2, gain adjustment *** Pressure sensor adjustment

Procedure for adjusting pressure sensor for deviation in steam pressure display.

SECTION 3 OPERATION

Operating the MI Terminal MT1-200

Procedures for operating the MI Terminal.

Normal Operation

Describes display control by the 'SELECT' switch.

SECTION 3 OPERATION

Automatic/manual change

Switching boiler operation between automatic and manual modes.

Timer control ON/OFF change

Turns the timer control on or off.

SECTION 3 OPERATION

Normal Setting Operation

Common setting operations using the 'SELECT' switch.

Setting Priority

Determines boiler priorities for firing based on header steam pressure.

SECTION 3 OPERATION

Setting the Current Time

Sets the current time for the timer function.

Setting the Day of the Week

Sets the day of the week for the timer function.

SECTION 3 OPERATION

Setting Cumulative Combustion Time

Sets cumulative time to determine boiler priorities for automatic rotation.

SECTION 3 OPERATION

Basic Data Display and Setting Operation

Describes setting operations on the basic data display mode.

SECTION 3 OPERATION

Steam pressure setting (high)

Sets combustion stop pressure under manual operation.

SECTION 3 OPERATION

Steam pressure setting (low)

Sets high fire stop pressure under manual operation.

SECTION 3 OPERATION

Holding-pressure setting

Provides standby pressure under automatic operation for stable response.

SECTION 3 OPERATION

Timer (Sun. through Sat.)

Sets boiler ON and OFF times for each day of the week.

SECTION 3 OPERATION

Post-fire time (second)

Continues low fire before stopping to prevent gas pressure fluctuation.

Rotation(*) time (only for boiler No.(*)1)

Sets fixed time for automatic rotation when boilers are stopped or in combustion.

SECTION 3 OPERATION

Rotation(*) flag

Sets rotation timing identification for automatic rotation.

SECTION 3 OPERATION

Blowdown Timing Notification Function

Notifies blowdown timing by blinking 'B.BLOW' LED.

SECTION 3 OPERATION

List of Setting Display

Lists all settable and displayable items on the unit.

SECTION 3 OPERATION

MI Control Function

Fires boilers based on steam pressure and priority.

Conditions for MI control(*)

Lists statuses where boilers are not controlled by MI control.

SECTION 3 OPERATION

Operation at boiler start

Increases boiler quantity based on load and header steam pressure.

SECTION 3 OPERATION

Determination of Priority

Assigns higher priority to boilers with shorter cumulative combustion time.

Backup Control

Handles backup control for boilers out of control or during pre-purge.

SECTION 3 OPERATION

Automatic Rotation Function

Determines boiler priority automatically based on cumulative combustion time.

SECTION 3 OPERATION

Automatic rotation(*) after complete blowdown

Activates rotation after complete blowdown when flag is set to 8.

SECTION 3 OPERATION

External Signal Control of the Pressure Controller MP1-200

Details external control inputs for the Pressure Controller.

External Control Input (Terminal Block No.1 to No.8)

Explains external control input terminal blocks for emergency stop, alarm check, etc.

SECTION 3 OPERATION

Output for External Monitor (Terminal Block No.9 to No.20)

Describes non-voltage contact output terminals for external monitoring.

SECTION 3 OPERATION

Sensor fail output (Terminal block No.9)

Contact closes when a pressure sensor error is detected.

SECTION 3 OPERATION

Emergency stop output (Terminal block No.15)

Contact closes when input is provided to the emergency stop terminal.

SECTION 3 OPERATION

Boiler Pressure Control Function (Option)

Allows operation with an optional pressure sensor on MI Terminal.

SECTION 3 OPERATION

Changing the Display Unit of the MI Terminal MT1-200

Allows changing the pressure display unit to MPa, kgf/cm², or psi.

SECTION 4 BREAKDOWN AND COUNTERMEASURES

When Pressure Indication of the Pressure Controller MP1-200 Is Incorrect

Troubleshooting steps for incorrect pressure indications on the controller.

SECTION 4 BREAKDOWN AND COUNTERMEASURES

When the Boilers Do Not Start Combustion

Troubleshooting for boilers failing to start combustion.

SECTION 4 BREAKDOWN AND COUNTERMEASURES

When Automatic Rotation Is Not Performed or Automatic Rotation Does Not Change The Priorities

Troubleshooting for automatic rotation not functioning or priorities not changing.

SECTION 4 BREAKDOWN AND COUNTERMEASURES

Warning displayed on MI Terminal of MT1-200

Lists warnings displayed on the MI Terminal and their countermeasures.

SECTION 5 STORAGE

Transfer or Resale

Ensures proper installation and facility confirmation for moving or reselling.

SECTION 6 WARRANTY

Note Regarding Warranty

Details warranty terms, coverage, and limitations.

SECTION 7 APPENDIX

Purchasing Individual Operation Manuals

Instructions on how to purchase additional operation manuals.

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