Prefabricated Thermocouple
Product Brief Introduction:
Our industrial prefabricated thermocouples serve as reliable sensors for measuringtemperature and are commonly used alongside display, recordinginstruments and electric regulators. These thermocouples can directly measure the temperature of liquids, steam, gas media, and solid surfaces within a range of 0°c to2300°c across various industrial processes.
Features:
Simple assembly,easy replacement,
Pressure spring type temperature sensor with excellent anti-vibration performance
Broad measuring range
High mechanical strength with superior pressure resistance
Armored Thermocouple
Product Brief Introduction:
Our armored thermocouples offer numerous advantages
o
f flexibility for bending,
high-pressure resistance, fast thermal
r
esponse times, making them extremely sturdy and durable.
Similar to fabricated
t
hermocouples, they function as precise temperature measurement sensors
a
nd are used typically with display instruments, recording
i
nstruments, and electronic
regulators. Additionally, they can serve as temperature sensing elements in
c
ombined thermocouples. Capable of measuring temperatures of liquid,
steam,
gas media, and solid surfaces within a range of 0°c to 1300°c,
these thermocouples are suitable for diverse production
s
teams.
gas media and solid surface range to 0°c~1300°c,
i
n various production
processes.
Features:
Quick thermal response time minimizes dynamic tolerance
Flexible installation and usage options
Broad measuring range
High mechanical strength with outstanding pressure resistance
Explosion Proof Thermocouples
Product Brief Introduction:
These thermocouples are typically used with display instruments,
recording instruments,
electric computers, and similar devices. They accurately measure the temperature
of liquids, steam, gas media, and solid surfaces within the range
of 0°c to 1300°c in production areas where
hydrocarbons
a
nd other explosive substances are present.
Features:
Our sensor is engineered with multiple explosion-proof types, ensuring unparalleled explosion-proof performance for the most demanding environments.
Featuring pressure spring sensing elements, this sensor boasts exceptional vibration resistance, making it robust and reliable even in high-vibration settings.
Designed to measure a vast range of temperatures, this sensor provides unparalleled versatility for diverse applications.
Built with high mechanical strength, this sensor offers outstanding pressure resistance, ensuring long-term durability and reliability.
Main Technical Parameter:
Product Execution Standard
GB/T16839-1997
JB/T5582-91
Normal temperature insulation resistance
Working temperature 20
±15
ºC
, relative humidity not exceeding 80%, test voltage
500±50V
(DC). The insulation resistance between the electrode and outer sheath
≥1000MΩ.m
.
Measuring 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
Main Technical Parameters:
Production Execution Standard
IEC584
IEC1515
GB/T16839-1997
JB/T5582-91
Normal Temperature Insulation Resistance
The ambient temperature is 20±15
ºC
, with a relative humidity
not exceeding 80%, the test voltage is 500±50V(DC).
The insulation resistance between the electrode and outer
sheath is ≥1000MΩ.m. Specifically, the insulation resistance of a 1m
sample is 1000MΩ, and 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
Main Technical Parameters:
Product Execution Standard
IEC584
IEC1515
GB/T16839-1997
JB/T5518-91
GB3836
Normal Temperature Insulation Resistance
Ambient
Temperature 20±15
ºC
,
relative humidity not
exceeding 80%,
test voltage 500±50V(DC). The insulation resistance between the 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 Zibo Science and Technology Industrial Park, our company spans over an impressive 18,000 square meters. We boast a state-of-the-art manufacturing facility, dedicated to excellence in production.We are committed tothe R&D,manufacture,sales, and service of superior pressure and temperature instruments.
As a standing director unit of the National Pressure Gauge Industry Association, we have earned the prestigious ISO9001 quality management system certification and are recognized as a high-tech enterprise in Shandong Province.
we are a close strategic partner of Rosemount in China, consistently aligning our technology with the advancements of Rosemount.
With nearly 60 years of profound expertise in instrument R&D and production, we have amassed significant technological knowledge and exceptional customer service experience. Our products are extensively utilized in petroleum, chemical industries, papermaking,metallurgy,medicine,food processing,power generation, and machinery sectors. Our sales network spans nationwide and reaches international markets, earning the deep trust and favorable reviews from our broad user base.
Our company's core philosophy is 'quality first, customer first,' guiding us in all our endeavors.
We warmly welcome customers to visit our factory and discuss potential business collaborations.
Company and Factory Photos:
We ensure prompt delivery of your ordered product, adhering strictly to your specified timeline.
Team Building
We believe that the best teams always rise to the challenge and achieve victory!
We are actively seeking international collaborations by participating in global exhibitions.
FAQ
1. What kind of products do you supply?
O
ur product
range includes
pressure transmitters, temperature transmitters, level transmitters, pressure gauges, temperature gauges, and flow
meters.
2. What are your product and technology advantages?
Our factory, established in 1966, boasts nearly 60 years of experience in manufacturing and R&D. We are a premier partner of Rosemount in
China.
Our technology closely
follows Rosemount standards. Particularly, our remote pressure transmitter technology and stability are unparalleled in China.
3. Where is your factory located?
O
ur factory is situated in Zibo, Shandong Province, China, which is among the top
three
instrument production areas.
A
nd spans over more than 18,000 square meters.
4. Can we visit your factory?
Y
ou are always welcome to visit our factory at any time that suits you.
5. What is the warranty of your product?
O
ur products come with a 12-month warranty from the shipping date, and we provide
lifetime
maintenance.
6. What are your payment terms?
Currently
, we accept a 50% down payment and 50% balance payment 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,
as well as
several
invention patents.
8. How long is your delivery date?
D
uring peak season, delivery is 4 weeks, and 2 weeks during the off-season. Regardless of the season, we strive to meet your requirements.
9. How is your after-sales service?
Our products enjoy an excellent reputation for quality and have minimal warranty issues. However, we provide 24/7 online
support for any installation, commissioning, operational, or other issues.
10. How can I send a quotation?
Y
ou can send a quotation through our email or cellphone as listed below:
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