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Room 1008, Lunan Network Economy Industrial Park, Building D3, the Pearl River, SOHO, the Pearl River Road, Xuecheng District
Shandong Zhongfa Industrial Equipment Co., Ltd
Room 1008, Lunan Network Economy Industrial Park, Building D3, the Pearl River, SOHO, the Pearl River Road, Xuecheng District
THORLABS-AMP140 transimpedance amplifier
Italian GIVI MTS H100C 528VL Magnetic Sensor
SMW 12442 Base Claw
Electronic capacitor E62.F10-102B20
ZF 2K300GA 4161 072 349 Gearbox
MN81061204 Micro Switch
TRAMEC HF110 motor gearbox
AEG 2A 400-30 HRL1 thyristor power regulator
KISLING MN81 061 204 Germany
Supply LABOM CE6120 CE6120-A1058-K1010-T110-H1 pressure transmitter
Electrech 12A electrolyte
AECO I18000104 SI18-CE8 sensor Keller pressure transmitter PR-46X/2mOil
R+W D-63911KLINGENBERG 188-AIZ-FFSW travel switch
FLYGT ENM-10 float switch
Telwin Digital Car Spotter 5500 Body Repair Machine
P+F RLK39-54-Z/31/40A/116 proximity switch
CABUR XCSG960C power supply barcontrol PDS-1-002-M-2-2 pressure switch
AQUA-BOY TAMI tobacco moisture tester KPM original supply; Measurement range: 5% -17%
ALPHA ball valve ALFA10 H.P
Shandong Zhongfa supplies German MGV PH2003-2480 switch mode power supply
Shandong Zhongfa supplies ROEMHELD 0460-691 module
THORLABS-AMP140 transimpedance amplifier
REKA-TR70LCD230V Hot Melt Adhesive Gun
Shandong Zhongfa Industrial specializes in importing European and American imported parts from Germany, the United States, Italy, and other countries; Main products: Industrial spare parts, mechanical and electrical components, commonly used instruments and meters, mechanical equipment, etc.





Industrial knowledge
There are two main types of pressure switches: mechanical and electronic.
The G&L electronic pressure switch amplifies pressure signals through high-precision instrument amplifiers, collects and processes data through high-speed MCUs, and compensates with built-in precision sensors. It is a high-precision device that detects pressure and liquid level signals, achieves pressure and liquid level monitoring and control. Widely used in automation systems for measuring gas and liquid pressure in chemical, mechanical, hydrological, electrical, environmental protection, and other fields. Due to its convenient and flexible adjustment, as well as simple installation, it can replace most situations where liquid level switches are used.
1. The core of the product adopts a new type of intelligent microprocessor chip, which has practical and stable functions.
2. LED displays the current pressure or liquid level value;
3. Pressure or liquid level can be set to start or stop according to one's own needs;
4. Four LED products with three units to choose from according to customer needs: Mpa, KG. F/CM2, PSI
5. High and low pressure or liquid level alarm points can be set and output to the control equipment through relays or optocouplers; Output dual relay (single pole double throw) switch quantity;
6. Two relays/two optocouplers/with 4-20mA/0-10V output selectable;
7. Adopting high-precision pressure sensors, with higher accuracy than mechanical pressure switches, less hysteresis, fast response, stable and reliable; Adjusting without dead zone, the relay action pressure point can be set arbitrarily within the entire range;
8. Using buttons to adjust action pressure, easy to use and more flexible; Protection level: IP65, suitable for use in harsh environments;
【 Industrial Knowledge 】 The main classification and functional applications of proximity switches
Product Introduction
A proximity switch is a position switch that can be operated without direct mechanical contact with moving parts. When an object approaches the sensing surface of the switch to a certain distance, the switch can be activated without any mechanical contact or pressure, thereby driving DC electrical appliances or providing control instructions to computer (PLC) devices. A proximity switch is a switch type sensor (i.e. a contactless switch) that combines the characteristics of a travel switch and a micro switch, as well as sensing performance. It has reliable action, stable performance, fast frequency response, long application life, strong anti-interference ability, and is waterproof, shockproof, and corrosion-resistant. The products include inductive, capacitive, Hall, AC, and DC types.