Original Emerson Rosemount 3051s High Precision Transmitter Lightning Protection Terminal

• Customization: Available
• Type: Surge/Lightning Protection Module
• Material: Copper
• Model NO.: 3051S
• Application: Conduct Electricity, Transmission of Electrical Signals
• Character: High Temperature Resistance
• Species: Terminal
• Production Process: Ceramic
• Shape: Rectangular
• Interface Type: HDR
• Certification: BS, UL, VDE
• Brand: Rosemount
• Output Signal: 4–20 Ma
• Protection Rating: IP66/NEMA 4X
• Storage Temperature: -40°c to +85°c
• Safety: ATEX, Iecex
• Standards: IEC 61000-4-5 (Surge), IEC 61643-21
• Surge Protection Level: 20ka
• Voltage Protection Level: <50V
• Response Time: <1ns
• Operating Voltage: 24V DC
• Max Current: 30mA
• Connection Type: Screw Terminals
• Wire Gauge: 0.5-2.5mm²
• Housing Material: Flame-Retardant PBT
• EMC: En 61326-1
• Compatibility: Rosemount 3051s Series Transmitters
• Transport Package: with Carton Package
• Specification: 20X15X10 cm
• Trademark: Rosemount
• Origin: USA
• HS Code: 8479909090
• Production Capacity: 100
• Package Size: 20.00cm * 15.00cm * 10.00cm
• Package Gross Weight: 3.000kg

Product Description

Rosemount 3051S High Precision Transmitter Lightning Protection Terminal

In the complex and challenging industrial environment, reliable and accurate measurement equipment is crucial for ensuring smooth production processes. The Rosemount 3051S High Precision Transmitter Lightning Protection Terminal is a cutting-edge product designed to meet the high - demand requirements of modern industrial applications. This introduction will explore its key features, advantages, and applications.

Key Features:

Installation Notes:

Industrial-Grade Protection : Withstands 20kA surge current
Fast Response : Nanosecond-level reaction to transients
Signal Integrity : Maintains <50V clamping voltage
Easy Integration : Direct wiring to transmitter terminals
Hazardous Area Safe : Maintains transmitter certifications

Installs between field wiring and transmitter terminals
Requires proper grounding (≤10Ω recommended)
Does not affect transmitter accuracy when properly installed

Specification

Category	Specification
General Information
Part Number	Refer to 3051S accessory list
Compatibility	Rosemount 3051S Series Transmitters
Type	Surge/Lightning Protection Module
Protection Specifications
Standards	IEC 61000-4-5 (Surge), IEC 61643-21
Surge Protection Level	20kA (8/20μs waveform)
Voltage Protection Level	<50V (signal lines)
Response Time	<1ns
Electrical Specifications
Operating Voltage	24V DC (loop-powered)
Max Current	30mA
Mechanical Specifications
Connection Type	Screw terminals
Wire Gauge	0.5-2.5mm² (AWG 20-12)
Housing Material	Flame-retardant PBT
Environmental
Operating Temperature	-40°C to +85°C
Protection Rating	IP66/NEMA 4X

Company Profile

Kerui (Weifang) Automation Equipment Co., Ltd.

Since: 2025
Advanced Features:

At KeRui (Weifang), we take pride in offering a comprehensive range of products and bespoke technical services tailored to exceed the unique demands of our esteemed clientele. From state-of-the-art flow instruments to precise liquid level gauges, advanced temperature sensors, and robust pressure measurement devices, our offerings epitomize innovation and technological superiority.

In fostering strategic alliances with esteemed brands such as Rosemount, Honeywell, Yokogawa, and Siemenss, we ensure the delivery of premium-grade products and pioneering solutions that uphold the highest industry standards.

Company introduction

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

FAQ

1.Does KeRui provide technical support to customers after sales?

 Yes, we provide comprehensive technical support to ensure our customers derive maximum value from our products.

 

2.How long has KeRui been partnering with leading brands in the automation industry?

 We have been partnering with top brands such as Rosemount, Honeywell, Yokogawa, and Siemenss to deliver top-quality industrial automation solutions since our establishment.

 

3. What are the advantages of using KeRui's flow meters in industrial applications?

 Our flow meters offer precise measurement, reliability, and durability, making them ideal for critical industrial processes.

 

4. How does KeRui ensure that its PLCs and DCS systems meet industry standards?

 We adhere strictly to international standards and conduct rigorous testing to ensure our PLCs and DCS systems meet or exceed industry requirements.

 

5. What are the warranty terms offered by KeRui for its industrial automation instruments?

 Our warranty terms ensure coverage for manufacturing defects, providing peace of mind to our customers.

 

6. How does KeRui manage logistics for international shipments?

 We work with reliable logistics partners to ensure efficient and secure international shipments of our products.

 

7. What are the core values that drive KeRui's commitment to customer satisfaction?

 Our core values include integrity, reliability, innovation, and customer-centricity, guiding everything we do.

 

8. How does KeRui stay updated with the latest technological advancements in industrial automation?

 We invest in research and development and maintain partnerships with leading technology providers to stay at the forefront of innovation.

 

9. What are the goals of KeRui for the next five years?

 Our goals include expanding our market reach, enhancing product innovation, and solidifying our reputation as a trusted provider of industrial automation instruments.

10. In which global markets does KeRui see the highest demand for its products?
 We experience high demand in South Asia, the Middle East, and Southeast Asia, with growing interest from other regions worldwide.

Packaging & Shipping