RS PRO ESM Panel Mount PID Temperature Controller 2 Input, 3 Output Relay, SSR 230V PID Controller, On-Off

RS Stock No.:: 222-8145
Distrelec Article No.:: 304-25-509
Manufacturer:: RS PRO

RS PRO ESM Panel Mount PID Temperature Controller 2 Input, 3 Output Relay, SSR 230V PID Controller, On-Off

Subtotal (1 unit)*

SGD261.60

(exc. GST)

SGD285.14

(inc. GST)

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In Stock

Plus 20 unit(s) shipping from 16 March 2026
Plus 60 unit(s) shipping from 09 April 2026

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Units	Per unit
1 +	SGD261.60

*price indicative

RS Stock No.:: 222-8145
Distrelec Article No.:: 304-25-509
Manufacturer:: RS PRO

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	RS PRO
	Product Type	PID Temperature Controller
	Output Type	Relay, SSR
	Number of Inputs	2
	Number of Outputs	3
	Maximum Current	5A
	Maximum Operating Temperature	50°C
	Minimum Operating Temperature	0°C
	Control Type	PID Controller, On-Off
	Maximum Supply Voltage	230V
	Maximum Voltage	230V
	Display Type	LED
	IP Rating	IP65, IP20
	Width	48 mm
	Length	48mm
	Standards/Approvals	CE
	Series	ESM
	Mount Type	Panel Mount
	Input Type	Thermocouple, RTD

	Select all
	Brand RS PRO
	Product Type PID Temperature Controller
	Output Type Relay, SSR
	Number of Inputs 2
	Number of Outputs 3
	Maximum Current 5A
	Maximum Operating Temperature 50°C
	Minimum Operating Temperature 0°C
	Control Type PID Controller, On-Off
	Maximum Supply Voltage 230V
	Maximum Voltage 230V
	Display Type LED
	IP Rating IP65, IP20
	Width 48 mm
	Length 48mm
	Standards/Approvals CE
	Series ESM
	Mount Type Panel Mount
	Input Type Thermocouple, RTD

COO (Country of Origin):: TR

RS PRO Digital Temperature Controllers - ESM 4420 Series

Introducing a range of high-quality digital temperature control units from the trusted brand RS PRO. These universal input temperature controllers are designed to control and measure temperature values. Upon inspection, the units are sturdy, simple to set up, easy to use, and packed with features. Our digital temperature controllers are available with a choice in supply voltage and power, all operating with a high degree of accuracy.

Also known as

Bang-Bang Controllers

Features and Benefits

ESM 4420 Series

4 digits process(PV) and 4 digits process set value(SV) display

Universal process input (TC, RTD)

Configurable ON/OFF, P, PI, PD and PID control forms

Adaptation of PID Coefficients to the system with Self-Tune operation (Step Response Tuning)

Programmable Heating or Cooling Functions for Control Output

Alarm Functions for Alarm Output

Specification

Switching current: 5 A

Accuracy: 0.25% at Thermocouple, resistance thermometer

Ambient temperature: 0°C to +50°C

Storage temperature: -40°C to +85°C

Protection Class: NEMA 4X (IP65 at front, IP20 at rear)

Dimensions: 48 mm x 48 mm

Input

Process Inputs: Universal input TC, RTD

Thermocouple input types: Selectable by parameters J, K, R, S, T (IEC584.1) (ITS90)

Thermo-resistance input type: PT 100 (IEC751) (ITS90)

Output

Process Output: Relay (5A@250Vac. at resistive load) and SSR Driver Output: (Maximum 20mA@12Vdc)

Alarm Output: Relay (5A@250Vac.resistive load)

RS PRO ESM 4420 Series Variants

24 V, RS stock no: 222-8142

100 to 240 V, RS stock no: 222-8141

115 V, RS stock no: 222-8144

230 V, RS stock no: 222-8145

Application

Textiles

Automotive

Machine Production

Approvals

EAC, CE