PID Control Module for Temperature Regulation

Product Specifications

Technical details and manufacturing context for PID Control Module

Definition

The PID Control Module is a critical component within Power Controller (SSR/PID) systems that continuously calculates an error value as the difference between a desired setpoint and a measured process variable, then applies correction based on proportional, integral, and derivative terms to achieve and maintain precise temperature control in industrial heating applications. The module receives temperature feedback from sensors, compares it to the setpoint, calculates the PID algorithm output, and sends control signals to solid-state relays (SSRs) to adjust power delivery to heating elements, minimizing overshoot and maintaining stable temperatures. It is designed for DIN rail mounting and operates from a 24 V DC supply (24 ±10%, reverse polarity protected) with a power consumption of ≤5 W at nominal supply. Control accuracy is ±0.5% of full scale, and the sampling period is adjustable from 100 to 500 ms. PID parameters are adjustable with proportional range 0.1–100, integral time 0–3600 s, and derivative time 0–3600 s. The module accepts a 4–20 mA input signal (also 0–10 V DC) and provides an isolated 4–20 mA output. It operates in non-condensing conditions over -40 to 85 °C, with storage from -40 to 105 °C, and relative humidity 5–95% non-condensing. Ingress protection is IP54–IP65 depending on housing, per IEC 60529. Dimensions are 100×75×25 mm (W×H×D), and weight is ≤200 g without packaging. The module is constructed with a printed circuit board, microcontroller/processor, and electronic components (resistors, capacitors, ICs). For procurement, verify model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The module receives temperature feedback from sensors, compares it to the setpoint, calculates the PID algorithm output, and sends control signals to solid-state relays (SSRs) to adjust power delivery to heating elements, minimizing overshoot and maintaining stable temperatures. The PID algorithm continuously computes the error and applies proportional, integral, and derivative corrections to achieve precise control.

Common Materials

Printed Circuit Board (PCB), Microcontroller/Processor, Electronic Components (resistors, capacitors, ICs)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Supply Voltage	24 ±10% V DC	Reverse polarity protected
Power Consumption	≤5 W	At nominal supply
Control Accuracy	±0.5 % FS	Full scale of setpoint range
Sampling Period	100–500 ms	Adjustable
PID Parameters	P:0.1–100, I:0–3600, D:0–3600	Proportional, integral, derivative ranges
Input Signal	4–20 mA	Also accepts 0–10 V DC
Output Signal	4–20 mA	Isolated
Operating Temperature	-40–85 °C	Non-condensing
Storage Temperature	-40–105 °C	In original packaging
Relative Humidity	5–95 % RH	Non-condensing
Ingress Protection	IP54–IP65	Depends on housingIEC 60529
Dimensions (W×H×D)	100×75×25 mm	DIN rail mount
Weight	≤200 g	Without packaging

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

Microcontroller Unit
Executes PID algorithm calculations and control logic

Material: semiconductor
Signal Conditioning Circuit
Processes sensor inputs and generates control outputs

Material: electronic components on PCB
Communication Interface
Enables parameter setting and data exchange with external systems

Material: connectors and interface ICs

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	0 to 100 psi (non-condensing environment)
other spec:	0-100% relative humidity (non-condensing), 0-1000 Hz vibration resistance
temperature:	-40°C to +85°C operating, -55°C to +125°C storage

Media Compatibility

✓ Industrial heating elements ✓ Thermocouple sensors (Type K, J, T) ✓ Platinum RTD sensors (PT100, PT1000)

Unsuitable: Corrosive chemical environments with acidic/alkaline vapors

Sizing Data Required

Process temperature setpoint range (°C)
Heating/cooling system power capacity (kW)
Required control response time (seconds)

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Integral windup

Cause: Excessive integral action accumulation during prolonged saturation, leading to overshoot and instability when setpoint is reached.

Sensor signal degradation

Cause: Noise, drift, or loss of feedback signal from process sensors, causing erratic control and potential process deviations.

Maintenance Indicators

Persistent oscillation or hunting in process variable despite stable conditions
Abrupt, uncommanded output spikes or controller entering manual mode automatically

Engineering Tips

Implement anti-windup logic and regularly tune PID parameters to match current process dynamics
Establish routine calibration and validation of all connected sensors and signal conditioners

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

Compliance & Manufacturing Standards

Applicable Standards

IEC 61508:2010 Functional Safety of Electrical/Electronic/Programmable Electronic Safety-related Systems CE Marking (EU Machinery Directive 2006/42/EC)

Quoted from the published standard.

Manufacturing Precision

Analog Input Accuracy: +/-0.1% of full scale
Output Response Time: +/-5ms from setpoint change

Quality Inspection

Environmental Stress Testing (Temperature/Humidity/Vibration)
Functional Safety Verification (SIL Level Assessment)

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

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of PID Control Module

Manufacturer profiles associated with PID Control Module.

Sourcing PID Control Module from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Explore company information and manufacturing capabilities, then discuss the scope of your project with a relevant supplier.

Frequently Asked Questions

What is the supply voltage and power consumption?

The module requires a 24 V DC supply (24 ±10%) with reverse polarity protection. Power consumption is ≤5 W at nominal supply.

What input and output signals does it support?

It accepts a 4–20 mA input signal (also 0–10 V DC) and provides an isolated 4–20 mA output signal.

What are the adjustable PID parameters?

The proportional range is 0.1–100, integral time 0–3600 s, and derivative time 0–3600 s. The sampling period is adjustable from 100 to 500 ms.

What are the environmental limits?

Operating temperature is -40 to 85 °C, storage -40 to 105 °C, and relative humidity 5–95% non-condensing. Ingress protection is IP54–IP65 depending on housing, per IEC 60529.

Related equipment

Applied To / Applications

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

Power Controller (SSR/PID)

View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems

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

PID Control Module