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:
Engineered with a robust explosion-proof design, this sensor boasts exceptional explosion-proof performance, ensuring safety and reliability in hazardous environments.
Equipped with pressure spring sensing elements, this sensor excels in vibration resistance, providing accurate and stable readings even in the most challenging conditions.
With an expansive measuring range, our sensor adapts seamlessly to a variety of measurement needs, making it an ideal choice for diverse industrial applications.
Constructed with high mechanical strength, this sensor offers superior pressure resistance, ensuring durability and long-lasting performance under high-stress conditions.
Main Technical Parameter:
Product Execution Standard
GB/T16839-1997
JB/T5582-91
Normal temperature insulation resistance
Working temperature20
±15
ºC
, relative humidity no greater than 80%, test voltage
500±50V
(DC) the insulation resistance between electrode and outer sheath
≥000MΩ.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
, the relative humidity
no greater than 80%, the test voltage is 500±50V(DC)
The insulation resistance between electrode and outer
sheath≥1000MΩ.m. That is the insulation resistance of 1m
sample is1000MΩ ,10m 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
temperature20±15
ºC
,
relative humidity no
greater than 80%,
test voltage 500±50V(DC) the insulation resistance between electrode and outer sheath≥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, our company spans an impressive 18,000+ square meters. We boast a state-of-the-art manufacturing facility of the highest standards, dedicated to excellence.We are passionately committed tothe research and development (R&D),manufacturing,sales, and comprehensive service of pressure and temperature instruments.
As a standing director unit of the National Pressure Gauge Industry Association, we proudly hold the ISO9001 Quality Management System Certification. Recognized as a high-tech enterprise in Shandong Province, we are at the forefront of technological advancement.
We are a premier, close partner of Rosemount in China, continually advancing our technology in tandem with this industry leader.
With nearly 60 years of deep engagement in instrument R&D and production, we have amassed significant technological expertise and customer service excellence. Our products are extensively used across industries including Petroleum, Chemical, Papermaking,Metallurgy,Medicine,Food,Power, and Machinery. Our sales network spans the entire country and beyond, earning widespread trust and commendation from our valued clients.
Our core philosophy is encapsulated in our motto: 'Quality First, Customer First'.
We extend a warm and heartfelt welcome to all customers to visit our factory and explore cooperative business opportunities.
Company and Factory Photos:
We ensure prompt delivery of your order, fulfilling your requirements at the earliest possible date.
Team Building
We believe that the best team always wins!
We are actively seeking international cooperation through global exhibitions.
FAQ
1. What kind of products do you supply?
O
ur product
includes
pressure transmitters, temperature transmitters, level transmitters, pressure gauges, temperature gauges, and flow
meters.
2. What are your product and technology advantages?
Our factory was established in 1966, boasting nearly 60 years of manufacturing and R&D experience. We are also the super close partner of Rosemount in
China.
Our technology closely
follows Rosemount. Especially, our remote pressure transmitter technology and stability are top-notch in China.
3. Where is your factory located?
O
ur factory is located in Zibo, Shandong province, China, one of the top
three
instrument production areas.
A
nd it spans over 18,000 square meters.
4. Can we visit your factory?
Y
ou are always welcome to visit our factory 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 50% down payment and 50% balance payable 5 days before delivery by T/T, Western Union,
PayPal,
and trade assurance online payment.
7. What kind of certifications do you have?
W
e have ISO9001, CCC, CNAS laboratory accreditation certification, 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?
D
uring peak season, it is 4 weeks and 2 weeks for the off-season. Regardless of the season, we strive to meet your requirements.
9. How is your after-sales service?
Our products are known for their excellent quality and have an outstanding reputation, with almost no warranties needed due to product issues. However, we still offer 24/7 online
services for our customers for any installation, commission, running, or other problems.
10. How can I send a quotation?
Y
ou can send quotations through our email or cellphone provided below:
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