Original Pepperl+Fuchs Switching Input Safety Barrier 24s20.30m Kcd2-Scd-Ex1

• Customization: Available
• Product Name: Pepperl+Fuchs Kcd2-Scd-Ex1
• Brand Name: Pepperl+Fuchs
• Model NO.: Pepperl+Fuchs KCD2-SCD-EX1
• Warranty: 1 Year
• Material: 316L
• Place of Origin: China
• Model Number: Kcd2-Scd-Ex1
• Customized Support: OEM, ODM, Obm
• Color: Green
• Rated Voltage: 20 ... 30 V DC
• Connection: Terminals 23+, 24- or Power Feed Module/Power Rail
• Rated Current: Approx. 100 Ma
• Weight: 1.000 Kg
• Ambient Temperature: -20 ... 60 °c (-4 ... 140 °f)
• Package: 100% Original Package
• Current: 4~20mA
• Transport Package: Original and New
• Specification: 30X30X30 cm
• Trademark: Pepperl+Fuchs
• Origin: China
• HS Code: 8536300000
• Production Capacity: 1000 Piece/Year
• Package Size: 30.00cm * 30.00cm * 30.00cm
• Package Gross Weight: 1.000kg

Product Description

Product Description

Product  Name	Pepperl+Fuchs KCD2-SCD-EX1
Band Name	Pepperl+Fuchs
Warranty	1 Year
Customized support	OEM, ODM, OBM

Pepperl+Fuchs KCD2-SCD-EX1

In the realm of industrial automation and process control, ensuring safety and reliable signal transmission in hazardous areas is of utmost importance. Pepperl+Fuchs, a renowned global leader in the field of industrial sensors and explosion protection technology, offers a wide range of innovative solutions. One such remarkable product is the KCD2-SCD-EX1, an isolated barrier designed to meet the stringent requirements of intrinsic safety applications. This in - depth exploration of the KCD2-SCD-EX1 will cover its features, functions, technical specifications, applications, and more, providing a comprehensive understanding of its capabilities and significance in industrial settings.The KCD2-SCD-EX1 is a 1 - channel isolated barrier that serves as a crucial component in maintaining the safety and integrity of electrical systems in hazardous environments. It acts as an interface between the control side and the field side, ensuring that the electrical energy transferred to the hazardous area is limited to a level that cannot ignite explosive atmospheres. This device is specifically designed for applications where the control system needs to drive smart I/P converters, electrical valves, and positioners located in potentially explosive zones.

1.Functionality
1.1 Intrinsic Safety Function
The primary function of the KCD2-SCD-EX1 is to provide intrinsic safety. Intrinsic safety is a protection technique that ensures that any electrical or electronic equipment used in a hazardous area cannot release sufficient electrical or thermal energy to cause an explosion. The KCD2-SCD-EX1 achieves this by limiting the electrical power and energy available to the field devices in the hazardous area. It acts as a barrier, isolating the higher - energy control circuits from the potentially explosive field environment.
1.2 Signal Repetition and Transmission
Input Signal: The device receives an input signal from the control system, typically in the form of a 4 - 20 mA current signal, which is limited to approximately 26 mA. The input voltage of the open - loop voltage of the control system must be less than 30 V. The input resistance is greater than 100 kΩ when the field wiring is open.
Output Signal: It repeats the input signal accurately at the output terminals. The output current ranges from 4 - 20 mA, and it can drive loads up to 650 ω. The output voltage is at least 13 V at 20 mA. The transfer characteristics of the device are highly accurate, with a deviation at 20 °C (68 °F) for the 4 - 20 mA signal being less than 0.1% of full scale, including non - linearity and hysteresis.
Galvanic Isolation: Galvanic isolation is a key feature of the KCD2-SCD-EX1. It provides electrical isolation between the input and output circuits, as well as between the input and power supply and output and power supply. The input/output has basic insulation according to IEC/EN 61010 - 1, with a rated insulation voltage of 300 V eff. The input/power supply also has basic insulation with the same rated insulation voltage, while the output/power supply has reinforced insulation according to IEC/EN 61010 - 1, also with a rated insulation voltage of 300 V eff. This isolation helps in preventing electrical interference and short - circuits between different parts of the system, enhancing the overall safety and reliability.

2. Applications
2.1 Oil and Gas Industry
Wellhead Control: In oil and gas wellheads, the KCD2-SCD-EX1 is used to control the opening and closing of valves that regulate the flow of oil and gas. By providing a safe and reliable signal transmission to the valve positioners in the hazardous wellhead area, it ensures the proper operation of the well and prevents potential leaks and explosions.
Pipeline Pump Stations: At pipeline pump stations, the device is used to control the speed and operation of pumps. The accurate signal repetition and intrinsic safety features of the KCD2-SCD-EX1 are crucial for maintaining the smooth flow of oil and gas through the pipelines and for ensuring the safety of the personnel and equipment in the potentially explosive environment of the pump station.
2.2 Chemical and Petrochemical Industry
Reactor Control: In chemical and petrochemical plants, reactors are often operated under hazardous conditions. The KCD2-SCD-EX1 is used to control the feed rates of reactants and the operation of valves and agitators in the reactors. The HART - IP functionality allows for remote monitoring and adjustment of the process parameters, while the intrinsic safety feature ensures that no sparks or excessive heat are generated in the hazardous area around the reactor.
Distillation Towers: In distillation processes, precise control of the temperature, pressure, and flow rates is essential. The KCD2-SCD-EX1 is used to drive the control valves in the distillation towers, ensuring accurate separation of different chemical components. The lead breakage monitoring function helps in detecting any faults in the control system, preventing process disruptions and potential safety hazards.
2.3 Pharmaceutical Industry
Fermentation Processes: In pharmaceutical manufacturing, fermentation processes are often carried out in hazardous environments due to the use of flammable solvents and gases. The KCD2-SCD-EX1 is used to control the agitation, temperature, and pH in the fermentation tanks. The device's ability to provide a safe and reliable signal transmission is critical for maintaining the integrity of the fermentation process and for ensuring the quality of the pharmaceutical products.

3. Safety and Compliance
3.1 Safety Integrity Level (SIL)
The KCD2-SCD-EX1 is designed to meet a Safety Integrity Level of SIL 2 (SC 3) according to IEC/EN 61508. SIL is a measure of the reliability of a safety - related system or device. A SIL 2 rating indicates that the device is capable of providing a high level of safety, with a low probability of failure on demand. This makes it suitable for use in safety - critical applications where the consequences of a system failure could be severe.
3.2 Hazardous Area Approvals
EU - Type Examination Certificate: The device has a CE mark and is compliant with the EU - type examination certificate CESI 06 ATEX 021. The marking ii (1) g (ex ia ga) iic, ii (1) d (ex ia da) iiic, i (m 1) (ex ia ma) i indicates its suitability for use in various hazardous gas and dust - filled areas. The "ex ia" rating means that it is suitable for use in Zone 0 (for gas) and Zone 20 (for dust), which are the most hazardous areas where an explosive atmosphere is continuously present or present for long periods.
FM Approval: It also has FM approval, with FM certificates FM 18 CA 0116 x and FM 19 US 0117 x. FM approval is a widely recognized standard in North America for products used in hazardous.

Specification

Model	KCD2-SCD-EX1
Input Channels	Configurable (Analog/Digital)
Output Signal	4-20mA, 0-10V, or relay-based
Power Supply	24V DC (18-32V range)
Isolation Voltage	Up to 2.5kV
Operating Temperature	-20°C to +60°C
Housing Material	Polycarbonate/ABS
Protection Class	IP20

Company Profile

KeRui (Weifang) Automation Equipment Co. Ltd. Has maintained a cooperatve relationship with Rosemount for 15 years, and our purchase quantity has reached 20,000 units.

We supplied the tuning fork level gauge to the Rosemount factory and have been well received by the Beijing factory. We have cooperated with Yokowaga and maintained a cooperative relationship for 8 years, and our purchase quality has reached 7000 units.

The companies we have cooperated with:

1. Awarded "Outstanding Supplier by Yanchang Petroleum in 2008

2. In December 2012, our company was awarded the "Excellent Equipment Service Award" for the expansion project of units 6 and 7 of the Guangdong Guohua Yuedaishan Power Plant

3. Awarded "Outstanding Supplier by Yaxing Group in 2013

4.200 transmitters for Haihua Group's ethylene debottlenecking transformation project in 2015.

5. In 2018, we were rewarded as a National Nuclear Power Instrumentation Industry Measurement and Testing Alliance member.

6.160 transmitters and 20 electric autuators for the Shandong Laigang Yongfeng Steel expansion project in 2019

7.In 2022, Jinneng Chemical (Qingdao) Co., Led/ Jinneng 2x450,000 tons/ year high-performance polypropylene project (newly built) equipped 460 transmitters from our company.

8. In 2022, Shandong Qinghe Chemical Technology Co., Ltd.s hydrogen peroxide method epoxy propane device and supporting hydrogen peroxide device expansion project used 253 pressure transmitters.

9.In 2022, the Wanhua Chemical HTN project NPG installed 320 transmitters and 50 sets of valve positioners.

Certifications

Our Service

OEM / ODM services
To meet the user diversified requirement, Holykell have established a set of customer service and technical support system with OEM / ODM order as the center, and responded and Handle the customer's requirements in a timely manner to ensure accurate delivery time and product quality.
Order services
Fastest reply:Professional sales engineers 7/24 online services
Payment terms:T/T ,Western union, Paypal, Credit Card, L/C others
Fast delivery: within 24 hours release the cargo (normal spec.), Customized 7-12 days after payment .
 
MAINTENANCE & AFTER-SALES SERVICES
Customer Feedback:  Sales engineers and technical engineers will be one-on-one service for you to exclude all obstacles when use our sensors.
Warranty period: 12 months
Product life-long maintenance: Holykell can provide you with the maintenance of the whole life of the sensors

Packaging & Shipping

FAQ

Q1: How long will it take you to give me the reply?

A: We will reply to you as soon as we see the information

Q2: What is the delivery time?

A: Our delivery time is within 3- 7 days after we get your payment; for large qty mass orders, the time should be confirmed again for you

Q3: How about your package? 

A: Do not worry about the package. We have a lot of experience in packing, and all our packages are wooden case packages.

Q4: How about the payment terms?

A: You can choose T/T.

Q5: Do you provide samples? 

A: Yes, we have materials in stock to help you get the samples as soon as we can.

Q6: What is the MOQ?

A:1PC.

Q7: Can I get a lower price if I order large quantities? 

A: Yes, cheaper prices with larger orders.

Q8: Why choose us?

We have a perfect customization, not only to provide you with quality products, but also to have a professional customer service team available at any time to provide you with support. We pay more attention to establishing a long-term cooperative relationship with you to achieve continuous business growth.

Q9: How can we guarantee quality?

We have strict requirements on the quality of our products, and we will conduct a final inspection of our products when we ship them.