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Siemens 3RS1042-1GW70

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Marvo Stock ID MV-7VQI

HS Code 90328900

SKU 3RS1042-1GW70

Warranty 12 months

Weight (kg) 0.20

Length (mm) 91.00

Width (mm) 45.00

Height (mm) 106.00

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Specification & Description

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Commonly Asked Questions

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Customer Reviews

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Specification & Description

Specification	Description
Part Number	3RS1042-1GW70
Alternative Part Number	3RS10421GW70
Manufacturer	Siemens
Product Type	Temperature Monitoring Relay
Voltage Type	AC/DC
Supply Voltage Frequency	50/60 Hz
Supply Voltage Range	24 to 240 V
Number of Measuring Circuits	1
Product Function	Defect storage, External reset
Measurable Temperature Range	-50 °C to 750 °C (sensor-dependent)
Sensor Compatibility	PT100/1000, KTY83/84, NTC (resistance sensors)
Number of Contacts	0 NC (Normally Closed), 1 NO (Normally Open), 2 CO (Change-Over)
Connection Type	Screw-type terminals, Plug-in socket
Mounting Method	Screw and snap-on mounting onto 35 mm standard mounting rail
Dimensions (Height x Width x Depth)	106 mm x 45 mm x 91 mm
Ambient Operating Temperature	-25 °C to +60 °C
Certificates/Approvals	General Product Approval, Declaration of Conformity, Miscellaneous Confirmation
Designation Code	According to IEC 81346-2: K
Power Loss	Maximum 4 W
Power Loss (VA)	Maximum 7 V·A

The Siemens 3RS1042-1GW70 is a sophisticated temperature monitoring relay designed to provide precise temperature regulation and monitoring for a wide range of industrial applications. This relay is compatible with various sensor types including PT100/1000, KTY83/84, and NTC resistance sensors, making it a versatile solution for temperature control.

With the capability to handle two threshold values that are digitally adjustable, the 3RS1042-1GW70 can manage temperatures ranging from -50 °C to 750 °C, depending on the sensor used. This broad range ensures suitability for diverse environments and processes where temperature accuracy is critical.

The unit operates with a supply voltage range of 24 to 240 V AC/DC, accommodating various power systems and ensuring reliable performance across different regions. The relay features a compact design with a width of 45 mm, allowing for efficient use of space in control cabinets.

For ease of integration, the 3RS1042-1GW70 comes equipped with screw-type terminals for secure electrical connections, and it supports plug-in sockets for quick maintenance and setup. The relay can be easily mounted onto a 35 mm standard mounting rail, either by screw or snap-on mounting, facilitating straightforward installation.

The relay's design includes two change-over (CO) contacts and one normally open (NO) contact for auxiliary controls, providing flexibility in configuring control circuits. Additionally, the device includes an error memory function and supports external reset, enhancing its operational reliability and ease of use.

Engineered for durability and consistent operation, the Siemens 3RS1042-1GW70 temperature monitoring relay is an essential component for industrial systems requiring precise temperature control and monitoring.

Commonly Asked Questions

Is my order covered by a warranty?

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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Frequently Asked Questions

What is the temperature range that the temperature monitoring relay can measure?

The temperature monitoring relay is designed to measure temperatures ranging from -50 °C to 750 °C, depending on the sensor connected.

Can this relay be used with different types of temperature sensors?

Yes, the relay is compatible with a variety of resistance sensors including PT100/1000, KTY83/84, and NTC.

What are the dimensions of this temperature monitoring relay?

The relay has a height of 106 mm, a width of 45 mm, and a depth of 91 mm.

How can this relay be mounted?

The relay can be mounted using screws or snapped onto a 35 mm standard mounting rail.

What type of electrical connections does the relay support?

The relay supports screw-type terminals for auxiliary and control circuits, as well as a plug-in socket.

Does the relay have a memory function for detecting faults?

Yes, the relay includes an error memory function that can store fault conditions.

Is there an option for external reset on the relay?

Yes, the relay provides an option for external reset.

What is the power loss associated with this relay?

The maximum power loss for the relay is 4 W, and the maximum apparent power loss is 7 VA.

How many measuring circuits does the relay have?

The relay is equipped with one measuring circuit.

What is the supply voltage range for the relay?

The relay can operate with a control supply voltage range of 24 to 240 V, for both AC and DC.

Part conditions explained

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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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