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:
Multiple explosion-proof type, good explosion-proof performance
Featuring advanced pressure spring sensing elements that deliver remarkable vibration resistance, ensuring accurate and stable readings even in the most demanding industrial environments.
Boasting an extensive measuring range, our sensor is versatile and capable of handling a wide array of applications, providing reliable performance across diverse industrial sectors.
Engineered with high mechanical strength and exceptional pressure resistance, this sensor is built to withstand harsh conditions, ensuring longevity and durability in industrial monitoring.
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., Ltdsituated in the prestigious Zibo Science and Technology Industrial Park, sprawls over an impressive 18,000.00 square meters. Our state-of-the-art manufacturing facility is built to the highest standards, ensuring excellence in every aspect.We are dedicated tothe research and development,manufacturing,sales, and servicing of premium pressure and temperature instruments.
As a standing director unit of the National Pressure Gauge Industry Association, we have proudly earned the ISO9001 quality management system certification. Recognized as a high-tech enterprise in Shandong Province, we are at the forefront of innovation.
We are a close strategic partner of Rosemount in China, aligning our technological advancements closely with theirs.
With nearly six decades of expertise in instrument R&D and production, our factory boasts a rich accumulation of advanced technology and exceptional customer service experience. Our products are extensively used in industries such as Petroleum, Chemical, Papermaking,Metallurgy,Medicine,Food,Power, and Machinery. Our sales network spans nationwide and internationally, earning us deep trust and high praise from our valued customers.
The company's core philosophy is "Quality First, Customer First".
We warmly invite customers to visit our factory and discuss potential cooperation.
Company and Factory Photos:
We will deliver your order promptly, ensuring it meets your required timeline with utmost efficiency and care.
Team Building
We firmly believe that the best teams always triumph! Our commitment is to foster excellence in every team member for unparalleled success.
We are actively seeking international cooperation through participation 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 was established in 1966, with almost 60 years of manufacturing and R&D experience. We are also a super close partner of Rosemount in
China.
Our technology closely
follows Rosemount. Particularly, our remote pressure transmitter technology and stability could be number one in China.
3. Where is your factory located?
O
ur factory is located in Zibo, Shandong province, China, which is one of the top
three
instrument production areas.
A
nd it spans an area of 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 is convenient for you.
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 can accept a 50% down payment and the remaining 50% balance payable 5 days before delivery via 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, Flame-proof certification, Intrinsic Safety certification, SIL certification, ECM certification, Russia EAC and PAC certifications,
a
nd
several
invention patents.
8. How long is your delivery date?
F
or the peak season, it is 4 weeks, and 2 weeks for the off-season. However, regardless of peak or off-season, we will strive to meet your requirements.
9. How is your after-sales service?
Our product quality enjoys an excellent reputation, with almost no warranty issues caused by the product itself. Nevertheless, we still provide 24/7 online
services for our customers for any installation, commissioning, running, 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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