Sequence Controller for Recovery Sequencer Systems

Product Specifications

Technical details and manufacturing context for Sequence Controller

Definition

The Sequence Controller is a critical component of the Recovery Sequencer that orchestrates the precise sequence of recovery operations. It ensures that each step in the recovery process is initiated at the correct time and in the proper order, coordinating with other system components to achieve controlled restoration of equipment or processes after shutdowns, faults, or maintenance events. The controller receives input signals from sensors and system commands, processes them through programmed logic or algorithms, and outputs control signals to actuators, valves, motors, or other devices according to a predefined sequence. It typically uses timers, counters, and state machines to manage transitions between different stages of the recovery process. The unit is housed in a corrosion-resistant stainless steel enclosure (grade 304) with optional ingress protection up to IP65. It operates on a 24 V DC supply (24 ±10%) and consumes between 5 and 15 W depending on the number of outputs. The controller offers 8 to 32 configurable I/O channels, with cycle times per step adjustable from 0.1 to 10 seconds in 0.1-second increments, and timing accuracy of ±0.05 seconds over the full temperature range. It is designed for operating and storage temperatures from -40 to 85 °C (non-condensing). The enclosure dimensions are 120×80×60 mm (W×H×D) and weight ranges from 1.5 to 3.5 kg depending on I/O configuration. The unit is DIN rail mountable. Key parameters include supply voltage per IEC 61131-2 and ingress protection per IEC 60529. The controller is intended for use in recovery sequencer systems within machinery and equipment manufacturing. All listed values are reference ranges and must be verified for the specific model and application with the legal manufacturer or supplier.

Working Principle

The Sequence Controller receives input signals from sensors and system commands, processes them through programmed logic or algorithms, and outputs control signals to actuators, valves, motors, or other devices according to a predefined sequence. It typically uses timers, counters, and state machines to manage transitions between different stages of the recovery process. The controller ensures that each step is initiated at the correct time and in the proper order, coordinating with other system components to achieve controlled restoration after shutdowns, faults, or maintenance events.

Common Materials

Electronic components (ICs, resistors, capacitors), Printed circuit board, Plastic or metal enclosure

Technical Parameters

Parameter	Typical range	Notes & selection driver
Supply Voltage	24 ±10% V DC	Reverse polarity protectedIEC 61131-2
Power Consumption	5–15 W	Depends on number of outputs
Number of I/O Channels	8–32	Configurable inputs/outputs
Cycle Time per Step	0.1–10 s	Adjustable in 0.1 s increments
Timing Accuracy	±0.05 s	Over full temperature range
Operating Temperature	-40–85 °C	Non-condensingIEC 60068-2-1/2
Storage Temperature	-40–85 °C	Non-condensingIEC 60068-2-1/2
Ingress Protection	IP54–IP65	IP65 with optional gasketIEC 60529
Enclosure Material	304 Stainless Steel	Corrosion resistantASTM A240
Weight	1.5–3.5 kg	Depends on I/O configuration
Dimensions (W×H×D)	120×80×60 mm	DIN rail mountable

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

Microprocessor
Executes control logic and manages sequence timing

Material: Semiconductor silicon
Memory Module
Stores sequence programs and configuration data

Material: Semiconductor materials
I/O Interface
Handles communication with sensors and actuators

Material: Copper, plastic, electronic components
Power Supply Unit
Provides regulated power to controller components

Material: Electronic components, copper, ferrite

Applied To / Applications

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

Recovery Sequencer

View system integration details

Manufacturers of Sequence Controller

Manufacturer profiles associated with Sequence Controller.

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Frequently Asked Questions

What supply voltage does the Sequence Controller require?

The supply voltage is 24 V DC with a tolerance of ±10%, per IEC 61131-2. Ensure your power supply meets this specification.

How many I/O channels are available?

The controller offers 8 to 32 configurable I/O channels. The exact number depends on the model and configuration. Check the product datasheet for details.

What is the ingress protection rating?

The ingress protection is IP54 to IP65 per IEC 60529, with IP65 achievable when using the optional gasket. Confirm the rating for your specific enclosure configuration.

Data Basis

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

Preliminary Technical Classification

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pressure:	0 to 10 bar
flow rate:	0 to 100 L/min
temperature:	-20°C to +70°C
slurry concentration:	0 to 30% solids by weight

Sequence Controller

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards