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Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 weeks ago
7MH4702-8AF
Siemens 7MH4702-8AF available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 7MH4702-8AF is a specialised cable designed for use in hazardous environments, providing reliable connectivity between junction boxes and distribution boxes. This cable is engineered for stationary installation, with occasional bending permitted, making it ideal for industrial applications where flexibility and durability are required. It features a blue sheath, indicating its suitability for explosive atmospheres, and has an external diameter of approximately 10.8 mm. The cable is constructed with shielded pairs, ensuring excellent protection against electromagnetic interference. It operates efficiently within a temperature range of -40 to +80 degrees Celsius, making it suitable for a variety of challenging environmental conditions. The Siemens 7MH4702-8AF is a robust and dependable choice for ensuring secure and stable connections in critical industrial settings.
| Specification | Description |
|---|---|
| Part Number | 7MH4702-8AF |
| Manufacturer | Siemens |
| Cable Type | Spezialkabel LI2Y 2X0,75ST+2X (2X0,34ST) -CY |
| Sheath Colour | Blue |
| Application | Designed for connecting junction boxes in hazardous areas, suitable for permanent installation with occasional bending. |
| Outer Diameter | Approximately 10.8 mm |
| Temperature Range | Suitable for environments with temperatures ranging from -40°C to +80°C. |
| Conductor Resistance | ≤ 27 Ω/km for 0.75 mm² and ≤ 58 Ω/km for 0.34 mm² |
| Insulation Resistance | ≥ 200 MΩ x km |
| Operating Capacitance | ≤ 110 nF/km (wire/shield), ≈ 70 nF/km (wire/wire for pairs b), ≈ 80 nF/km (wire/wire for pairs a) |
| Inductance | ≤ 1.25 µH/m |
| Operating Voltage | ≤ 100 V (peak voltage) |
| Test Voltage | 1000 V (wire/wire/shield rms 50 Hz 1 min) |
| Conductor Material | Copper (Cu-ETP1-A) |
| Shield Material | Copper (Cu-ETP1-A-B) |
| Insulation Material | Polyethylene (PE) |
| Sheath Material | Polyvinylchloride (PVC) |
| Weight | Approximately 120 kg/km |
| Bending Diameter | Minimum several times 15x Ø, once 10x Ø |
| Compliance | RoHS compliant |
This Siemens cable is engineered for robust performance in challenging environments, particularly in hazardous areas. Its durable construction and high-quality materials ensure reliable connectivity and safety in industrial applications.
What is the primary application of this cable?
The Siemens 7MH4702-8AF cable is primarily used for connecting junction boxes and extension boxes in hazardous environments, ensuring reliable signal transmission.
What are the key features of this cable?
This cable features a blue sheath for hazardous atmospheres, a robust design for permanent installation, and the ability to withstand occasional bending. It has an external diameter of approximately 10.8 mm and operates effectively in temperatures ranging from -40 to +80 degrees Celsius.
Is this cable suitable for use in explosive environments?
Yes, the Siemens 7MH4702-8AF cable is designed for use in explosive environments, making it suitable for connecting equipment in such areas.
What are the electrical properties of this cable?
The cable has a conductor resistance of ≤ 27 Ω/km for 0.75 mm² and ≤ 58 Ω/km for 0.34 mm². It also features an insulation resistance of ≥ 200 MΩ x km and an operating voltage of ≤ 100 V.
What materials are used in the construction of this cable?
The Siemens 7MH4702-8AF cable is constructed with copper strands, polythene insulation, and a polyvinylchloride (PVC) sheath. It also includes an aluminum-coated foil for shielding.
What is the recommended signal assignment for this cable?
The recommended signal assignment includes EXC+ (Blue), EXC- (Black), SIG+ (White), SIG- (Red), SENSE+ (Green), and SENSE- (Grey).
What is the minimum bending diameter for this cable?
The minimum bending diameter for the Siemens 7MH4702-8AF cable is several times 15x the diameter, and once 10x the diameter.
- Connecting junction boxes in hazardous environments
- Permanent installation in industrial settings
- Occasional bending applications
- Use in environments with temperatures ranging from -40°C to +80°C
- Connecting SIWAREX electronic weighing systems to junction boxes and extension boxes
- Suitable for use in explosive atmospheres
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
2 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
2 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
2 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
3 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
4 months ago
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