Siemens 3RS1000-1CK20 Pt100 Temperature Monitoring Relay

Siemens 3RS1000-1CK20 Pt100 temp monitoring relay, 0-200°C, 110-240V AC.

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ManufacturerSiemens

Part number3RS1000-1CK20

Part Number 3RS1000-1CK20

Manufacturer Siemens

Type Temperature Monitoring Relay

Sensor Type Pt100

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Pt100 temperature monitoring 0-200°C adjustable range 110-240 V AC supply Quiescent current principle 1 NO + 1 NC output contacts 22.5 mm width

Product description

The Siemens 3RS1000-1CK20 is a temperature monitoring relay designed for Pt100 sensors, covering a temperature range of 0 °C to 200 °C. It operates on dual AC voltage inputs of 110-120V AC and 220-240V AC, utilizing the quiescent current principle with one NO and one NC contact.

This relay is suitable for monitoring critical temperature levels in industrial machinery, process equipment, and control systems operating within the specified voltage ranges. Its narrow 22.5 mm width allows for efficient use of space in control cabinets.

As a veteran-owned surplus parts distributor, Stanlo Automation is dedicated to providing reliable industrial automation components. Find essential parts like the Siemens 3RS1000-1CK20 to ensure the optimal performance and safety of your operations.

Technical specifications

Part Number	3RS1000-1CK20
Manufacturer	Siemens
Type	Temperature Monitoring Relay
Sensor Type	Pt100
Temperature Range	0 °C to 200 °C
Supply Voltage	110-120/220-240 V AC
Contacts	1 NO + 1 NC
Principle	Quiescent Current
Width	22.5 mm

Common applications

Industrial temperature control

Process monitoring

Machine protection

Control systems

Overheating detection

Electrical safety

Compatible systems

Siemens control systems with Pt100 sensors and 110-240V AC power

Also known as

Siemens 3RS1000-1CK20 3RS10001CK20

Replaces / compatible with

This product is phased-out. The preferred successor is Siemens 3RS2500-1AW30.

Technical note

Expert tip

This relay operates on the quiescent current principle, which means it detects deviations from a normal state, including open circuits in the sensor line.

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Frequently asked questions

What is the operating temperature range and voltage for the Siemens 3RS1000-1CK20 relay?

The Siemens 3RS1000-1CK20 monitors temperatures from 0°C to 200°C and operates on either 110-120V AC or 220-240V AC power supplies.