Flameproof Pressure Transmitter for Flammable and Explosive Environment
Price: |
Negotiable/Piece |
Min Order: |
5/Piece |
Pay Type: |
T/T,Western Union |
Prod Model: |
PCM301 |
Pressure Reference: |
Gauge, Absolute, Sealed Gauge |
Output: |
4 to 20mA, 1 to 5V, 0 to 5V |
Supply: |
12~36VDC |
Hysteresis & Repeatability: |
≤±0.1%Fs |
Ambient Temp.: |
-20ºC -80ºC |
Medium Temp.: |
-30ºC~105ºC |
Housing Material: |
304 |
Diaphragm Material: |
316L |
Max. Mounting Torque: |
25nm |
Isolation Ex-Proof: |
Exd II Bt6 |
Accuracy Grade: |
0.5%Fs |
Pressure Range: |
-100kpa...0~10kpa...100MPa |
Product Description
Product overview PCM301 Flameproof Pressure Transmitter is specially designed for explosion-proof places. It has obtained Exd II BT6 certification.PCM301 adopts integrated all-welded structure and high-stability piezoresistive silicon pressure sensor with high-performance dedicated amplifier circuit. The isolation and explosion-proof requirements are met after repeatedly stainless steel welding. PCM301 has advantages of high strength, small size, excellent anti-vibration performance, anti-mildew and moisture-proof design, which can be used in harsh environments for long term. PCM301 is widely used in petroleum machinery, chemical machinery, pumps, compressors, electric power, boilers, natural gas and various explosion-proof places.FeaturesAll stainless steel and all welded structureHigh strength, anti-vibrationCNEX certifiedWide measuring range to measure absolute pressure, gauge pressure and sealed gauge pressureGood sealing performance and long-term stabilityAdvanced structure ensures product reliabilityWidely used in flammable and explosive environmentsApplicationsEquipment supportHydraulic and pneumatic equipmentCNG pipeline networkCompressorNatural gas filling station equipment Performance parameters |
Pressure range | -100kPa…0~10kPa…100MPa |
Pressure reference | Gauge pressure, Absolute pressure, Sealed gauge pressure |
Supply & output | 4~20mA(16~36VDC) |
1~5V, 0~5V(12~36VDC) |
Accuracy | ±0.5%FS(typ.); ±1%FS(max.) |
Hysteresis & repeatability | ≤±0.1%FS |
Temp. drift | ≤±1.5%FS(@-20ºC~85ºC) |
Response time | ≤1ms(up to 90%FS) |
Service life | ≥10×106 pressure cycles |
Ambient temp. | -20ºC~80ºC |
Medium temp. | -30ºC~105ºC |
Storage temp. | -40ºC~85ºC |
EMC-interference | IEC 61000-6-3 |
EMC-immunity | IEC 61000-6-2 |
Vibration resistance | ≥100MΩ/500VDC(200MΩ/250VDC) |
Shock | 100g(11ms) |
Protection | IP65 |
Material | 304 |
Max. mounting torque | 25Nm |
Ex-proof | Exd II BT6 |

Note: Torque depends on various factors such as material of gasket, supporting materials, lubrication of thread and pressure. Pressure range selection |
Pressure range code | Pressure reference | Pressure range | Overpressure | Remark |
35k | G | 0~35kPa | 300%FS | |
70k | G | 0~70kPa | 300%FS | |
100k | G, A | 0~100kPa | 200%FS | |
160k | G | 0~160kPa | 200%FS | |
250k | G, A | 0~250kPa | 200%FS | |
400k | G | 0~400kPa | 200%FS | |
600k | G | 0~600kPa | 200%FS | |
1M | S | 0~1MPa | 200%FS | |
1.6M | S | 0~1.6MPa | 200%FS | |
2.5M | S | 0~2.5MPa | 200%FS | |
6M | S | 0~4MPa | 150%FS | |
10M | S | 0~6MPa | 150%FS | |
16M | S | 0~10MPa | 150%FS | |
25M | S | 0~25MPa | 150%FS | |
40M | S | 0~40MPa | 150%FS | |
60M | S | 0~60MPa | 150%FS | |
100M | S | 0~100MPa | 150%FS | |
Note: G stands for gauge pressure, A, absolute pressure, S, sealed gauge pressure.
Example: PCM301-70kGB1C3I6Refer to product model PCM301, pressure range 0~70kPa,pressure reference gauge pressure,supply 24V, output signal 4~20mA, pressure port G1/4, rear pressure port M20×1.5.Ordering tips:- Ensure compatibility between measured media and contacting part of product.
- For special requirements on the product appearance and performance parameters, customization is available.
Nanjing Wotian Technology Co., Ltd. Was established in 2005, specializing in the production of pressure sensors. It is the leading domestic manufacturer of pressure sensors, with existing staff 260. The annual production of pressure sensors is more than 100 million. The products have been exported to more than 60 countries and regions. Wotian has established companies in Germany, United States and South Korea. The company has factories in Nanjing and Anshan, and is headquartered in the scenic Jiulong Lake International Headquarters Base in Nanjing. The foreign trade team is located in Shenyang, the center of Northeast Heavy Industry Base.
"Create value for customers" is always the goal pursued by the company. As a well-known brand in domestic pressure sensor industry, Wotian has always been taking rejuvenating China's pressure sensor business as its mission, working diligently and step by step, striving to produce superlative pressure sensors and provide customers with the ultimate cost-effective pressure sensors.
The idea of "continuous improvement" has been deeply rooted among Wotian people who take "lean thinking" as the fundamental theory of production management. Wotian people believe in dream, integrity, honesty and goodness. Wotian has always been "responsible for trust", behaving as a conscientious enterprise contributing to social progress and people's well-being.
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