Flush Diaphragm Pressure Sensor with Clamp PC112K

Features

■Flush diaphragm pressure sensor with clamp structure

■Imported highly reliable pressure die

■A single time silicon oil isolated filling technology

■ Compensation board filled with glue for protection against moisture

■ All stainless steel housing material

■ High accuracy, high reliability

■ Strong anti-interference, good long-term stability

■18 months warranty period

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Product Parameters

Electrical performance parameters
Pressure range	-100kPa~0~10kPa…10MPa
Pressure reference	Gauge pressure, Absolute pressure, Sealed gauge pressure
Excitation	1.5mA recommended for constant current； 10V recommended for constant voltage
Input impedance	Constant current: 2kΩ~5kΩ
Electrical connection	Gold-plated KOVAR pin or silicon soft wire
Compensated temp.	Constant current: 0℃~60℃(≤70kPa); -10℃~70℃(Other ranges)
Operating temp.	-40℃~120℃
Storage temp.	-40℃~120℃
Insulation resistance	≥200MΩ/250VDC
Response time	≤1ms(Up to 90%FS)
Measuring medium	All the liquids and gases compatible with 316L.
Mechanical vibration	20g(20~5000HZ)
Shock	100g/10ms
Durability	10⁷ pressure cycles

Structural performance parameters
Diaphragm material	316L
Housing material	316L
Filling oil	M20

Basic parameters
Item	Condition	Min	Nominal	Max	Unit	Note
Non-linearity		-0.3	±0.25	0.3	%FS	Note⑴
Hysteresis		-0.05	±0.03	0.05	%FS
Repeatability		-0.05	±0.03	0.05	%FS
Zero output		-2	±1	2	mV
Span output	10kPa Other ranges	30 60	90	150	mV	1.5mA excitation
Zero temp. coefficient	10kPa Other ranges	-2 -1.5	±1.5 ±0.75	2 1.5	%FS	Note(2)
Span temp. coefficient		-1.5	±0.75	1.5	%FS	Note(2)
Thermal hysteresis		-0.075	±0.05	0.075	%FS	Note(3)
Long term stability		-0.3	±0.2	0.3	%FS/Year

Note:

(1) Calculate according to BFSL least square method.

(2) In the compensated temperature range, refer to 30℃ for 0℃~60℃ and -10℃~70℃.

(3) After passing high and low temperature, return to the reference temperature.

Structure & dimension

Wire color Definition

Red Excitation+(IN+)

Blue Excitation-(IN-)

Yellow Output+(OUT+)

White Output-(OUT-)

How to choose cooling elements：

Medium temp.: -40℃~150℃ (without cooling fins)

Medium temp.: -40℃~150℃ (3 pieces cooling fins)

Pin connection

Excitation+(IN+) Pin3

Excitation-(IN-) Pin5

Output+(OUT+) Pin2

Output-(OUT-) Pin4

Pressure range selection
Code	Pressure reference	Pressure range	Overpressure	Burst pressure
20k	G	0~20kPa	300％FS	600％FS
35k	G	0~35kPa	300％FS	600％FS
70k	G	0~70kPa	300％FS	600％FS
100k	G, A	0~100kPa	200％FS	500％FS
160k	G, A	0~160kPa	200％FS	500％FS
250k	G, A	0~250kPa	200％FS	500％FS
400k	G	0~400kPa	200％FS	500％FS
600k	G	0~600kPa	200％FS	500％FS
1M	G	0~1MPa	200％FS	500％FS
1.6M	G, S	0~1.6MPa	200％FS	500％FS
2.5M	G, S	0~2.5MPa	200％FS	500％FS
4M	S	0~4MPa	200％FS	400％FS
6M	S	0~6MPa	200％FS	400％FS
10M	S	0~10MPa	200％FS	400％FS

Note: G: Gauge pressure, A: Absolute pressure, S: Sealed gauge pressure

Production process

PC90D Monocrystalline Silicon Differential Pressure Sensor

Testing Equipment

PC30 Pressure Sensor with Thread

Certificate

PC112K Flush Diaphragm Pressure Sensor with Clamp

Company profile

PCM580 Digital Pressure Gauge (Φ80mm)

Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor mkanufacturing enterprise in Jiangning District. The company was rated as Nanjing Engineering Technology Research Center and Nanjing. Municipal Engineering Research Center, Nanjing Enterprise Technology Center, Nanjing Postdoctoral Innovation Demonstration Base; is the unit that formulated the national standards for "Silicon Piezoresistive Pressure Sensitive Chips" and "Silicone Pressure Sensors". It is the leading domestic manufacturer of pressure sensors, with core technology of diffused silicon pressure sensor pressure transmitter, level sensor and temperature sensor and existing staff 305. The annual production of pressure sensors is more than 2 million. The products have been exported to more than 70 countries and regions. Nanjing Wotian was awarded the honorary title of "Sensor Application Program Demonstration Enterprise" by the Ministry of Industry and Information Technology in 2019. "Creating value for customers" is the goal that enterprises always pursue. As leading manufacturer in the domestic pressure sensor industry, the company will revitalize China's pressure sensor business as its own responsibility, work diligently, step by step, strive to make pressure sensors better, and provide customers with cost-effective sensors. Nanjing Wotian Technology Co., Ltd. has passed ISO9001-2015 quality management system certification and TS16949 certification for the automotive industry.

Company advantage

Mass production

We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.

Imported equipments

We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.

Informatization management

We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.

Comprehensive testing

We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.

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E-mail:

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