Prefabricated Thermocouple
Product Brief Introduction:
Industrial prefabricated thermocouple as the sensor of measuring temperature usually used with display, recording instruments and electric regulator and can direct measure the temperature of liquid, steam and gas medium and solid surface in the range of 0°c~2300°c of various processes.
Features:
Simple assembly,easy replacement ,
Pressure spring type temperature sensor with good anti-vibration performance,
Large measuring range
High mechanical strength, good pressure resistance
Armored Thermocouple
Product Brief Introduction:
Armored thermocouples have the advantages
o
f bending,
high-pressure resistance, fast thermal
r
esponse time sturdy and durable.
Just like fabricated
t
hermocouples as the sensor of measuring temperature
a
nd usually use with display instruments, record
i
nstruments and electronic
regulators, meanwhile, it
c
an used as temperature sensing element of the
assembled
t
hermocouple. It can measure the temperature of liquid
s
team,
gas medium and solid surface range to 0°c~1300°c
i
n various production
processes.
Features:
Short thermal response time, reduce dynamic tolerance
flexible installation and use
Large measuring range
High mechanical strength, good pressure resistance
Explosion proof Thermocouples
Product Brief Introduction:
Usually used with display instrument,
record instrument,
Electric computer and so on. Direct measure the temperature
Of liquid, steam, gas medium and solid surface in the range
Of 0°c~1300°c in the production site where exist
hydrocarbons
a
nd other explosives.
Features:
Featuring multiple explosion-proof types, our sensor boasts exceptional explosion-proof performance, ensuring safety and reliability in the harshest of conditions.
Equipped with pressure spring sensing elements, this sensor exhibits superior vibration resistance, maintaining accuracy and stability in dynamic environments.
Our sensor covers a large measuring range, making it versatile for various temperature monitoring applications, from the most extreme to the more moderate.
With high mechanical strength and excellent pressure resistance, this sensor is built to withstand demanding conditions, ensuring long-term durability and accurate readings.
Main Technical Parameter:
Product Execution Standard
GB/T16839-1997
JB/T5582-91
Standard Temperature Insulation Resistance
Operating Temperature: 20
±15
ºC
with relative humidity not exceeding 80%, and test voltage of
500±50V
(DC). The insulation resistance between electrode and outer sheath is
≥1000MΩ·m
.
Measurement Range & Tolerance:
| Material |
Model |
Indexing |
Tolerance |
Recommend rangeºC |
| Nichrome- Nisiloy |
WEN |
K |
±2.5ºCor±0.75%|t| |
-200~1200 |
| Nichrome silicon-nisiloy |
WRM |
N |
-200~1300 |
| Nickel chromium-Albata |
WRE |
E |
-40~800 |
| Iron-Albata |
WRF |
J |
-200~750 |
| Copper-Albata |
WRC |
T |
±1ºCor±0.75%t |
-200~350 |
| Platinium-rhodium10-Platinium |
WRP |
S |
±1.5ºCor±0.25%|t |
0~1300 |
| Pt-Rh13-Rh |
WRQ |
R |
0~1300 |
| Pt-Rh30-Pt-Rh6 |
WRP |
B |
600~1700 |
Armored Thermocouple
Key Technical Parameters:
Production Execution Standards
IEC584
IEC1515
GB/T16839-1997
JB/T5582-91
Normal Temperature Insulation Resistance
Ambient temperature: 20±15
ºC
with relative humidity
not exceeding 80%, and test voltage of 500±50V(DC)
The insulation resistance between electrode and outer
sheath is ≥1000MΩ·m. This means the insulation resistance for a 1m
sample is 1000MΩ, while for 10m it is 100MΩ.
Couple Wire Diameter and Material:
| Wirs type |
Single |
Double |
| Sheath Diameter |
φ2 φ3φ4 φ50608 |
0304050608 |
| Material |
E,J,T |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
| K,N |
1Crl8Ni9Ti GH3030 |
1Crl8Ni9Ti GH3030 |
| S |
GH3039 |
GH3039 |
Explosion-Proof Thermocouples
Key Technical Parameters:
Production Execution Standards
IEC584
IEC1515
GB/T16839-1997
JB/T5518-91
GB3836
Standard Temperature Insulation Resistance
Ambient
Temperature: 20±15
ºC
with
relative humidity not
exceeding 80%,
and test voltage of 500±50V(DC). The insulation resistance between electrode and outer sheath is ≥1000MΩ·m.
Temperature Range and Tolerance
Type |
Index |
Tolerance Class |
| I |
II |
| Tol value |
RangeºC |
Tol value |
RangeºC |
| WRN |
K |
±1.5ºC |
-40~+375 |
±2.5ºC |
40~+333 |
| ±0.004|t |
375~1000 |
±0.0075|t |
333~1200 |
| WRM |
N |
±1.5ºC |
-40~+375 |
±2.5ºC |
40~+333 |
| ±0.004|t |
375~1000 |
±0.0075|t |
333~1200 |
| WRE |
E |
±1.5ºC |
-40~+375 |
±2.5ºC |
-40~+333 |
| ±0.004|t| |
375~800 |
±0.004t |
333~900 |
| WRF |
J |
±1.5ºC |
-40~+375 |
±1.5ºC |
40~+333 |
| ±0.004|t |
375~750 |
±0.004t |
333~750 |
| WRC |
T |
±0.5ºC |
-40~+125 |
±1ºC |
-40~+133 |
| ±0.004|t| |
125~350 |
±0.0075|t |
133~350 |
Shandong Zhongziyi Intelligent Technology Co.,Ltd, located in the prestigious Zibo Science and Technology Industrial Park, proudly spans over 18,000 square meters. Our state-of-the-art manufacturing facility is equipped to the highest standards.We are passionately committed tothe research and development (R&D),manufacturing,sales, and comprehensive service of cutting-edge pressure and temperature instruments.
As the standing director unit of the National Pressure Gauge Industry Association, we have proudly obtained the ISO9001 quality management system certification and are recognized as a high-tech enterprise in Shandong Province.
We are an exceptionally close partner of Rosemount in China, continuously advancing our technology in alignment with Rosemount's innovations.
Our factory has been deeply engaged in instrument R&D and production for nearly 60 years, accumulating profound technological expertise and extensive customer service experience. Our products are widely utilized in various industries including Petroleum, Chemical, Papermaking,Metallurgy,Medicine,Food,Power, and Machinery. Our sales network spans the entire country and abroad, earning the deep trust and favorable comments of a broad user base.
The company's core philosophy is rooted in 'quality first, customer first.'
We warmly invite customers to visit our factory to discuss and explore cooperative business opportunities.
Company and Factory Photos:
We will ensure the timely delivery of your ordered product, adhering closely to your specified requirements.
Team Building
We firmly believe that the best team always prevails!
We are actively pursuing international collaborations through global exhibitions.
FAQ
1, What kind of product do you supply?
O
ur product
includes
pressure transmitter, temperature transmitter, level transmitter, pressure gauge, temperature gauge, and flow
meter.
2, What are your product and technology advantages?
Our factory, established in 1966, boasts nearly 60 years of manufacturing and R&D experience. We are also a very close partner of Rosemount in
China.
Our technology is closely
aligned with Rosemount, particularly in remote pressure transmitter technology and stability, making us a leader in China.
3, Where is your factory location?
O
ur factory is located in Zibo, Shandong province, China, one of the top
three
instrument production areas.
A
nd it spans more than 18,000 square meters.
4, Can we visit your factory?
Y
ou are always welcome to visit our factory at any time at your convenience.
5, What is the warranty of your product?
O
ur product warranty is 12 months from the shipping date, but we provide
lifetime
maintenance.
6, What are your payment terms?
Currently
, we accept a 50% down payment with the remaining 50% payable 5 days before delivery via T/T, Western Union,
PayPal
and Trade Assurance online payment.
7, What kind of certification do you have?
W
e hold ISO9001, CCC, CNAS laboratory accreditation, Flame-proof certification, intrinsic safety certification, SIL certificate, ECM certificate, Russia EAC and PAC certificates,
a
nd
several
invention patents.
8, How long is your delivery date?
F
or peak season, it is 4 weeks and 2 weeks for the offseason. Regardless of the season, we will strive to meet your requirements.
9, How is your after-sales services?
Our products are known for their excellent quality, with almost no warranty claims arising from product issues. Nonetheless, we offer 24/7 online
support for any installation, commissioning, operational, or other problems.
10, How can I send a quotation?
Y
ou can send quotations through our email or cellphone as detailed below:
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