Prefabricated Thermocouple
Product Brief Introduction:
The industrial prefabricated thermocouple serves as a highly reliable sensor for accurately measuringtemperature.It is typically used in conjunction with display, recordinginstrumentsand electric regulators, and is capable of directly measuring the temperature of liquids, steam, gas media, and solid surfaces within the range of 0°Cto2300°C across various industrial processes.
Features:
Simplified assembly,easy replacement,and
a pressure spring type temperature sensor with excellent anti-vibration performance.
Wide measuring range,
high mechanical strength, and superb pressure resistance.
Armored Thermocouple
Product Brief Introduction:
Armored thermocouples offer the distinct advantages
o
f flexibility in bending,
high-pressure resistance, and rapid thermal
r
esponse times, ensuring they are sturdy and durable.
Similar to fabricated
t
hermocouples, these sensors are used for accurate temperature measurements
a
nd are commonly used with display instruments, recording
i
nstruments, and electronic
regulators. Additionally, they
c
an serve as the temperature sensing element of an
assembled
t
hermocouple system. They can measure the temperature of liquids,
s
team,
gas media, and solid surfaces within a range of 0°C to 1300°C
i
n various production
processes.
Features:
Short thermal response time to minimize dynamic tolerance,
flexible installation and usage,
wide measuring range,
high mechanical strength, and excellent pressure resistance.
Explosion-Proof Thermocouples
Product Brief Introduction:
Typically used with display instruments,
recording instruments,
and electric computers. They directly measure the temperature
of liquid, steam, gas media, and solid surfaces within the range
of 0°C to 1300°C in production environments that contain
hydrocarbons
a
nd other explosive substances.
Features:
Multiple explosion-proof types, ensuring excellent explosion-proof performance.
Featuring pressure spring sensing elements, this sensor boasts exceptional vibration resistance, ensuring accurate and reliable performance in dynamic environments.
Engineered with a large measuring range, this sensor is versatile and suitable for a broad spectrum of applications, accommodating diverse measurement needs.
With superior mechanical strength and excellent pressure resistance, this sensor delivers robust durability and reliability, even under extreme conditions.
Main Technical Parameter:
Product Execution Standard
GB/T16839-1997
JB/T5582-91
Normal temperature insulation resistance
Working temperature at 20
±15
ºC
, relative humidity not exceeding 80%, with test voltage
500±50V
(DC), ensuring insulation resistance between 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:
Product Execution Standard
IEC584
IEC1515
GB/T16839-1997
JB/T5582-91
Normal Temperature Insulation Resistance
Ambient temperature set at 20±15
ºC
, with a relative humidity not exceeding
80%, and a test voltage of 500±50V(DC)
The insulation resistance between the electrode and the outer
sheath should be ≥1000MΩ.m. For a 1m
sample, the insulation resistance is 1000MΩ, and for a 10m sample, 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 at 20±15
ºC
,
relative humidity not
exceeding 80%,
test voltage 500±50V(DC) ensuring 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 state-of-the-art facility spans over 18,000 square meters. Boasting a high-standard, modern manufacturing environment, we are committed toadvancingresearch and development,manufacturing,sales, and service of top-quality pressure and temperature instruments.
As a proud standing director unit of the National Pressure Gauge Industry Association, we have achieved ISO9001 quality management system certification and are recognized as a high-tech enterprise in Shandong Province.
In China, we are a super close partner of Rosemount, constantly aligning our technological advancements with Rosemount's cutting-edge innovations.
With nearly 60 years of dedication to instrument R&D and production, our factory has accumulated extensive technical expertise and exceptional customer service experience. Our products are extensively utilized across industries such as Petroleum, Chemical, Papermaking,Metallurgy,Medicine,Food,Power, and Machinery. Our sales network covers the entire country and extends abroad, earning deep trust and favorable reviews from our valued customers.
The company's core goal remains steadfast: 'Quality First, Customer First.'
We warmly welcome customers to visit our factory to discuss potential cooperation and business opportunities.
Company and Factory Photos:
We will promptly deliver your ordered product on the earliest possible date, as per your requirements.
Team Building
We believe that the best team always comes out on top!
We are actively seeking international cooperation through global exhibitions.
FAQ
1. What kind of products do you supply?
O
ur product
portfolio
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 a close partner of Rosemount in
China.
Our technology closely
follows Rosemount standards. Notably, our remote pressure transmitter technology and stability are top-rated 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 covers 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 convenient for you.
5. What is the warranty of your product?
O
ur product warranty is 12 months from the shipping date. Additionally, we offer
lifetime
maintenance.
6. What are your payment terms?
Currently
, we accept a 50% down payment and the remaining 50% 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 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's 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 enjoy an excellent reputation for quality with almost no warranty issues. However, we provide 24/7 online
services for our customers for any installation, commissioning, operational, or other issues.
10. How can I send a quotation?
Y
ou can send your quotation through our email or cellphone as provided below:
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