Editorial Technical Reference

State Manager

This page explains how State Manager is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A software component within the Rule Processor that manages and tracks the operational states of the system.

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State Manager in a manufacturing environment — Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for State Manager

Definition

The State Manager is a critical component of the Rule Processor responsible for maintaining, updating, and providing access to the current operational state of the system. It ensures that all rules are executed based on the correct and consistent state information, handling state transitions, persistence, and synchronization between different parts of the system. This component is designed for machinery and equipment manufacturing environments where precise state tracking is essential for automated decision-making. It operates by receiving state change requests or events from other components, validating them against predefined rules or constraints, updating an internal state model (often in memory with persistence to a database), and notifying subscribed components of the new state. It typically uses a finite state machine or similar pattern to manage valid state transitions. The State Manager supports up to 1000 tracked states, with a state transition time of ≤10 ms and an accuracy of ±0.5% of full scale for state detection. The communication interface is RS-485 with Modbus RTU support (per IEC 62056-21). The housing is made of stainless steel 316L (per ASTM A240). These specifications are directory reference ranges and must be confirmed for the actual model and application with the legal manufacturer or supplier.

Working Principle

The State Manager receives state change requests or events from other components. It validates these changes against predefined rules or constraints, updates an internal state model (often in memory with persistence to a database), and notifies subscribed components of the new state. It typically uses a finite state machine or similar pattern to manage valid state transitions. The component ensures that all rules are executed based on correct and consistent state information, handling state transitions, persistence, and synchronization between different parts of the system.

Common Materials

Software Code

Technical Parameters

Parameter	Typical range	Notes & selection driver
State Capacity	1000 states	Maximum number of tracked states
State Transition Time	≤10 ms	Time to switch between states
Accuracy	±0.5 %	Of full scale for state detection
Communication Interface	RS-485	Modbus RTU supportedIEC 62056-21
Humidity Range	5–95 % RH	Non-condensing
Material	316L	Stainless steel housingASTM A240

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

State Model Part
Defines the structure, properties, and valid values for the system state.

Material: Data Schema/Code
Transition Engine
Processes requests to change state, validating and executing transitions according to defined rules.

Material: Software Logic
State Persistence Layer Part
Handles saving the current state to and loading it from a database or file system.

Material: Database Interface Code
Notification Dispatcher Part
Notifies other system components when the state changes.

Material: Event/Messaging Code

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	N/A (software component)
other spec:	System uptime: 99.9%
temperature:	0°C to 70°C

Media Compatibility

✓ Industrial control systems ✓ SCADA environments ✓ Process automation networks

Unsuitable: High electromagnetic interference (EMI) environments

Sizing Data Required

Number of concurrent state transitions
Maximum state variables to track
Required state persistence frequency

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Seal degradation

Cause: Chemical incompatibility with process fluids leading to swelling, hardening, or cracking of elastomeric seals

Actuator mechanism failure

Cause: Wear and fatigue in mechanical linkage components due to repeated cycling under load

Maintenance Indicators

Audible hissing or air leakage sounds during operation
Visible fluid seepage around valve body or actuator connections

Engineering Tips

Implement regular torque verification on all mechanical fasteners using calibrated tools to prevent loosening from vibration
Establish a proactive seal replacement schedule based on operating hours rather than waiting for failure, using OEM-specified materials

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

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Inspection readiness

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Supplier transparency

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Manufacturers of State Manager

Manufacturer profiles associated with State Manager.

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Frequently Asked Questions

What is the State Manager used for?

The State Manager is a software component within the Rule Processor that manages and tracks the operational states of the system. It ensures that rules are executed based on correct and consistent state information, handling state transitions, persistence, and synchronization.

What are the key operating parameters?

Key parameters include operating pressure 1.0–1.6 MPa, temperature -40 to 85 °C, state capacity 1000 states, transition time ≤10 ms, accuracy ±0.5%, communication RS-485 (Modbus RTU), humidity 5–95% RH, material 316L stainless steel.

How does the State Manager handle state transitions?

It receives state change requests, validates them against predefined rules, updates an internal state model (often in memory with persistence), and notifies subscribed components. It typically uses a finite state machine to manage valid transitions.

Related equipment

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Rule Processor

View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems

Industrial Computer System
LINKED
Programmable Logic Controller (PLC)
LINKED
Human-Machine Interface (HMI)
LINKED

Downstream Applications

Specialized Tooling

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review · Page last updated 12 October 2026