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General| Pressure type | Differential pressure |
|---|---|
| Max. operating pressure | 500 mbar |
| Electrical connection | Screw terminals |
| Contact type | SPDT |
| Enclosure | Plastic |
| Protection Class | IP54 |
| Product type | Pressure switch |
| Standards | EN 60529, EN 60730-1, EN 60730-2-6 |
| Storage Temperature | -40°C to +85°C |
General safety guidelines, warnings, and important notes for safe operation and installation.
Overview of the MPA22 system features, technical details, and product approvals.
Details on nominal voltage, frequency, performance, ambient conditions, and weight.
Information on degree of protection, fuse specifications, and protective conductor connection.
Specifications for breaking capacities, flame supervision, servomotors, display, and coding plugs.
Details on communication interfaces, installation position, dimensions, and mounting bracket.
Configuration of switching times and operational functions.
Additional settings, customer parameters, and user access levels.
Setpoints for servomotor characteristics and gas firing modes.
Setpoints for the oil firing, three stage operating mode.
Information on device counters, storage devices, and history buffer.
Details on device number and production date.
Configuration options for servomotor rotation direction and reference points.
Table detailing parameter settings for servomotor air and gas.
Diagram showing MPA22 dimensions and acceptable installation positions.
Lists the available operating modes: gas modulating (electronic/pneumatic) and oil firing.
Procedure for setting the operating mode using the coding plug.
Details on configuration setup and the functional sequence of operation.
Describes fault responses, gas pressure switching, and fail-safe programs.
Wiring diagram showing connections for servomotors and system components.
Details on configuration, functional sequence, and fault responses.
Explanation of gas pressure monitoring and the fail-safe program.
Wiring diagram illustrating coding plug use and component connections.
Details on configuration setup and the functional sequence of operation.
Describes the system's response to various fault conditions.
Wiring diagram illustrating coding plug use and component connections.
Details on valve testing, functional sequence, and test time derivation.
Defines the various operating states during the burner sequence.
Illustrates sequences for start-up and flame failure during operation.
Defines the various operating states during the burner sequence.
Illustrates sequences for start-up and flame failure during operation.
Defines the various operating states during the burner sequence.
Illustrates sequences for start-up and flame failure during operation.
Description of the MPA22 display elements and symbols.
Explanation of how to use the buttons for control and navigation.
Lists the main display modes: Setup, Operating, Information, Parameterization, and Error.
Flowchart showing initial startup sequence and ID verification.
Flowchart detailing access to setup and parameterization modes via password.
Explanation of different messages displayed during standby mode.
Flowchart for navigating parameter/setup modes after password entry.
Flowchart detailing the process of entering basic configuration.
Instructions for setting the start points for air and gas motors.
Essential safety checks prior to commissioning the burner system.
Guidelines for performing the setup procedure and accessing setup mode.
Details on setting main parameters for oil and gas firing modes.
Requirements for setup mode and how to access/modify settings.
Flowchart for entering parameters and initiating the burner start.
Instructions for setting the main characteristic points P9, P1, and P0.
Procedure for setting P0 and computing intermediate points P2-P8.
Actions after ignition, including pressure regulator setting and ignition point adjustment.
Instructions for adjusting the P1 characteristic point value.
Instructions for adjusting the P2 characteristic point value.
Instructions for adjusting the P3 characteristic point value.
Instructions for adjusting the P4 characteristic point value.
Instructions for adjusting the P5 characteristic point value.
Instructions for adjusting the P6 characteristic point value.
Instructions for adjusting the P7 characteristic point value.
Instructions for adjusting the P8 characteristic point value.
Instructions for setting the P9 characteristic point and burner load range.
Setting the minimum (Pmin) and maximum (Pmax) burner load values.
Requirements for setup mode and how to access/modify settings.
Flowchart for entering parameters and initiating the burner start.
Instructions for setting the working points P9, P1, and P0.
Actions after ignition, including pressure regulator setting and ignition point adjustment.
Procedure for finalizing setup and exiting the mode.
Requirements for setup mode and how to access/modify settings.
Flowchart for entering parameters and initiating the burner start.
Instructions for setting working points P9, P3, and P1 for oil firing.
Instructions for setting the ignition point P0.
Instructions for setting changeover points P2 and P4.
Actions after ignition, including pressure regulator setting and ignition point adjustment.
Instructions for setting the working point P1 for stage 1.
Instructions for setting the working point P3 for stage 2.
Instructions for setting the working point P3 for stage 2.
Instructions for setting the working point P9 for stage 3.
Instructions for setting the changeover point P2 between stages.
Instructions for setting the changeover point P4 between stages.
Displays used in operating mode for electronic and pneumatic gas firing.
Flowchart showing initial startup sequence and internal system tests.
Checks for safety chain and air servo drive idle position.
Flowchart detailing the ignition and pre-ignition sequence.
Flowchart illustrating the different phases of the valve test.
Flowchart showing post-venting and transition to standby states.
Description of the display elements in operating mode for oil firing.
Flowchart showing initial startup sequence and internal system tests.
Flowchart detailing pre-vent sequence and watchdog checks.
Flowchart illustrating the ignition and stabilization sequence.
Flowchart showing stage transitions and operational states.
Flowchart showing post-venting and transition to standby states.
Lists categories of information available: counts and system data.
Flowchart for viewing fuel consumption and operating hours.
Flowchart for viewing stage operating hours and start counts.
Flowchart for viewing software version, serial number, and production date.
How to access service mode and a list of displayed data.
Flowchart for viewing P0 ignition point and P1 characteristic point values.
Flowchart for viewing characteristic points P2, P3, P4, and P5.
Flowchart for viewing characteristic points P6, P7, P8, and P9.
Flowchart for viewing the most recent error codes.
Flowchart for viewing subsequent error codes.
Flowchart for viewing valve test times and flame quality indication.
Flowchart for viewing the eBUS address.
Flowchart for viewing mode indicator and modulation limits.
Flowchart for viewing the controller address.
How to access service mode and list of data displayed.
Flowchart for viewing P0 ignition point and P1, P9 characteristic points.
Flowchart for viewing the most recent error codes.
Flowchart for viewing subsequent error codes.
Flowchart for viewing valve test times.
Flowchart for viewing flame quality and eBUS address.
Flowchart for viewing mode indicator and controller address.
How to access service mode and list of data displayed.
Flowchart for viewing P0 ignition point and P1 working point values.
Flowchart for viewing working points P3 and P9.
Flowchart for viewing the most recent error codes.
Flowchart for viewing subsequent error codes.
Flowchart for viewing flame quality indication.
Flowchart for viewing the eBUS address.
Flowchart for viewing the status indicator.
Flowchart for viewing the controller address.
Instructions on how to access parameterization mode from standby.
Flowchart detailing the password entry process for parameterization.
Instructions for setting the eBUS communication address.
Instructions for setting the run-on time parameter.
Instructions for setting the wait time in minutes.
Instructions for setting the pulse divider for fuel quantity measurement.
Instructions for setting the air-flow control flap position in standby.
Procedure for clearing the error memory.
Instructions for setting the valve test system switch position.
Instructions for setting the test time for valve Y2.
Instructions for setting the test time for valve Y3.
Instructions for setting the monitor function switch position.
Instructions for setting the system control address.
Description of how error mode is displayed and its priority.
Guide to interpreting error codes and accessing extra error information.
Procedure for resetting the system after an error.
Flowchart illustrating error code display and the reset procedure.
List of error codes 04H through 15H and their meanings.
List of error codes 20H through 34H and their meanings.
List of error codes 42H through 5EH and their meanings.
List of error codes 63H through 79H and their meanings.
