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Top Supplier Cities : Shenzhen   -   Wenzhou  
Jul-26-22
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A DTWUH0301D
B Multifunctional Home Theatre
May-13-16
Jun-01-17
Supplier From Shanghai, China
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Sep-06-05
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Mar-15-13
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35 Converters Switches Suppliers
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Dec-11-13
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Product description
mpact size, wide range of applications
Product specification/models
Model: slm

Contact rating: dc 50w/ ac 70va

Max. Switching voltage: dc220v/ ac240v

Max. Switching current: dc 0.7a/ ac 0.5a

Wetted material: sus304/316l, pp.....

Installation method: vertical or horizontal

Process connection: screw

Float size: 28*28mm, 45*55mm, 52*52mm, 75*75mm

Medium temperature: -10~125 c(max.200c)
Application
Widely used to water treatment, food industry, medical industry, chemical industry, electronics industry, ship engineering, textile industry, and hydraulic industry, etc.
Other information
Product advantages:

Can achieve multiple-point or remote control simply and conveniently according to requirements.
Payment
T/t
Delivery
2 workdays
Origin
Shanghai
Minimum order
100 pcs
Packaging
Standard carton size
Samples
Free
Dec-11-13
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Product description
When the float goes up and down along the fixed support or shaft under the liquid buoyancy and swings up and down, the permanent magnet at the end of float fixed shaft swings accordingly under lever function, which consequnetly drives the micro switch in the junction box to move and output the on or off signal for alarming or remote control.

Installation method:
A. Keep the electrical interface of the junction box downward, please choose anti-corrosive type sl80/sl81 for acid and alkaline liquids
B. Please keep the float and the linkage rod away from the connection tube
Jul-17-09
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Model No.: AJ-PS-50W

Specifications
Dimension: L159*W97*H38mm
Weight: 0.5KG
Input voltage: 85-130/170-264VAC
Output voltage: 12VDC
Output current: 4.2A
Output power: 50W

According to order
Jul-17-09
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Model No.:AJ-WPS-5W

Specifications
Dimension: D58*H24mm
Weight: 120g
Input voltage: 110-250VAC
Output voltage: 12VDC
Output current: 0.42A
Output power: 5W
IP Rating: IP65

According to order
Sep-26-08
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Features:
Automatic selection of optimal fusion splice program
Automatic detection of fiber end face
Automatic calibration of arc discharge
Automatic fiber alignment function
Automatic calculation of splice loss
5-inch color LCD monitor with clear digital image display
Dual mode of view, separately view of X/Y axis, simultaneous view of X and Y axis
Wind resistance function
Intuitive operating interface and menu design
Built-in battery
Compact size and light weight

Specifications:
Parameters Specifications
Applicable Fibers SM, MM, DS, NZDS
Fiber Cleaved Length (mm) 12 ~ 16 (Coating Dia.: 250um)
16 (Coating Dia. 250 ~ 1000um)
Fiber Diameter (um) Cladding diameter: 80 ~ 150
Coating diameter:100 ~ 1000
Fiber Count Single
Fiber Aligning Method Core aligning
Return Loss (dB) >60
Actual Average Splice Loss (dB) 0.02(SM), 0.01(MM), 0.04(DS), 0.04(NZDS)
Splice Mode Auto & Manual
Typical Splice Time (sec) 9 seconds with standard SM fiber
Fusion Splice Program 12 (templet), 188 (user)
Tube Typical Fusion Time 30 sec
Protection Sleeve Length (mm) 60, 40, 20
Storage of Splice Result 5000 results, 3 parameters per result
Tension Test (N) 2N
Fiber Magnification 400X (X or Y view), 200X (X and Y view)
Electrode Life 2500 times
No. of Splice/Heating with Battery Typical 130 cycles with built-in Li-battery
Monitor Reversible The fiber image can be turned over
Display Screen 5 inch color LCD monitor
Terminal RS232
Power Supply AC 100-240V with AC adapter inner Li-battery (6600mAH)
Operating Condition -10 ~ +50ó¬C; 0~95%RH (no condensation); 0-5000m above sea level; Max wind velocity of 15m/s
Dimensions (mm) 150(L) x 150(W) x 160(H)
Weight 3.52Kg including battery
Feb-13-07
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Artistic light switch

This product breaks the traditional frame of the wall switches to be used the super large button. The front face is looked without outline border and just with the buttons. So you can be free to decorate your room to use this serial of switches by choosing different colors and patterns on the buttons.
Jul-06-16
Supplier From Shanghai, China
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Jun-02-17

Dc Isolator

$10
MOQ: Not Specified
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Projoy Isolators Highlights:
1. 10 years warranty guarantee with PICC
2. Shorter switching time to 2ms, truly reducing ARC
3. Silver contact of PROJOY is more than 7, which is the thickest in the market
4. Major components import from Germany, Japan: chamber & contact copper, V-O insulation, are all the best materials with brand NGK
5. The waterproof cover material of Projoy isolators have owned the highest F1 certificate, which is the only one in the market
6. Own Europe Patent, brand and office, so do not need to worry about the patent conflict trouble.
7. We have stock & after sale service in Italy & the Netherlands, so can quickly delivery for urgent order from your clients.
8. Safe-lockable and IP66 Protection Level, -25-70 performance well
9. TUV, UL, CE, SAA etc international certificated
10. Working voltage 1500V and Working current 58A
11. Level 2-12 design, up to 6 MPPT tracking design
Apr-11-08
Supplier From Shanghai, China
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Oct-09-26
Supplier From Shanghai, China
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Jun-08-21
Supplier From Shanghai, China
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Jan-28-15
Supplier From Shanghai, Asian, China
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Mar-15-13
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Item specifics
Operating Temperature:-20-93Brand Name:ACOLFlow Rate:40Media Type:LiquidModel Number:WFS10004AAStorage temperature:-29-82:Ambient temperature:-20-71Medium temperature range:-20-93:Max. static pressure:10barSetting point:4KPa:Hystersis:1.2KPaMax. pressure difference:5bar:Set point repeatability:¡À1%Output:one SPDT dry contact:Switch: 10Amax,125/250VACPlace of Origin:Shanghai, China (Mainland)

Product Description

WFS10 Differential pressure flow switch



Overview:

The WFS10 differential pressure flow switch was designed for OEM customers to control flow accurately. It can be used in plumbing system when it is necessary to make sure the pressure difference between two points does not exceed or drop below a specific value. The setting value can not be changed, which can ensure the flow setting value can not be changed.



Features:

Easy to install

Good stability

Adjustable ranges

Accurately control flow

No resistance effect on water system

OEM capabilities include external adjustment knob with or without reference scale



Monitoring and application:

The pressure difference will increase with filtering, switch is on and output a signal when reached the pre-pressure value. If it automatically clean, the signal would be transmitted to controlling disk and then the controlling disk start to clean and open the waste valve. If worker to clean, the warning signal will be supplied.

Pump status and feed back to automatic controlling system:

The pressure difference is stable when the flow is constant, it would be changed when the system resistance is changed. The relation of pressure difference and flow, can refers to the pump performance data. So the differential pressure flow switch used for pump monitoring as well as the minimum flow control. When the actual pressure exceeds the set value, the switch output a dry contact signal for controlling system to indicate the pump has flow. The status light will indicates the pump status if it has.

Heat exchanger flow controlling

The differential pressure flow switch used for flow controlling is one of the most important application in HVAC system. It is the best substitutes of target type differential pressure flow switch. The reset flow is the minimum value used to check whether satisfy the requirement or not. The disconnect flow is protected instrument from decreasing flow. Following we take plate and extension-type heat exchanger and shell and tube type heat exchanger examples to introduce the characteristics of differential pressure flow switch.

Plate and extension-type heat exchanger

Plate heat exchanger with compact size and high heat transmission performance, has been widely used in cooling as evaporator and condenser. It is necessary to prevent plate heat exchanger from frost damage. A great deal of experimentation show that there is a possibility of freezing when the current flow less than the rated flow about 50%, so it is important to keep the current flow not less than 50% of rated flow. The pressure of 50% rated flow is the protection value of plate type heat exchanger, according to this value to choose differential pressure flow switch. We suggested to buy the fixed set point switch to ensure the value is right(the pressure difference can be tested by our professionals)

Shell and tube type heat exchanger

Shell and tube type heat exchanger used in cooling as evaporator and condenser. The

unstable flow directly influence the mainframe., so it is important to control the flow to ensure mainframe work normally. The 70% pressure of rated flow is the lower limit of protection value, we can obtain it according to the pressure and flow curve or measure in scene. You can consult the professionals of the ACOL for specific method. We suggest to buy double set points adjustable differential pressure flow switch, one of them can be used to indicate the heat exchanger cleaning status. Set the reasonable pressure difference and choose the status light, when the waste is overmuch the status light is on to remind the customer to clean heat exchanger. Avoid energy waste because of the heat transfer effect drops and influence main engine work.














Packaging Details
Unit Type:piecePackage Weight:0.65kg (1.433lb.)Package Size:13cm x 10cm x 11cm (5.12in x 3.94in x 4.33in)
Sep-26-08
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Stand alone Managed 10/100/1000Base-Tx to 10/100/1000Base-Fx Media Converter

SUN Telecoms stand alone Ethernet Media Converter is offers a cost-effective product to transmit distances up to 120km (Single-mode fiber). It makes it easy to incorporate the advantages of fiber-based connection technology in a managed Ethernet/Fast Ethernet network. Integrated Auto Cross-over MDI/MDI-X and NWay capabilities make it simple to deploy within a network. Also, the í¦hot-swappableí¦ design is ideal for scaling the system up or down quickly.

Features:
Web, SNMP, Console management
Hot-swappable module
Available with ST, SC, or WDM Simplex SC single-fiber connectors
Auto MDI/MDI-X on copper port
Auto-negotiation on copper port
LED status for Link/Activity, LFS, 100, Loopback, and Full Duplex/Collision
Link-Fault Signaling illuminates to indicate link failure
Link-Fault Signaling function can boot up redundant link if network is installed with primary and redundant link
Local and remote loopback
Oct-31-18
Supplier From Shanghai, China, China
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May-11-05
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Sep-02-06
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Oct-26-06
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Oct-16-14
Supplier From Shanghai, Minhang, China
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Jul-12-19
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Oct-08-26
Mar-09-23
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Pressure range: 100KPa 100MPa/1MPa 300MPa (optional)
Accuracy: 0.25%, 0.5%
Supply voltage: 9 36(24)VDC
Output: 4-20mA(by default),0-5V,0-10V,0.5-4.5V DC,RS485 Modbus-RTU
protocol (optional)
Explosion-proof level: Exia CT6
Weight: 0.30kg
Medium: gas, liquid compatible with stainless steel
Sensor core: diffused silicon sensor
Mar-24-08
Supplier From Shanghai, China
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Feb-23-08
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Apr-22-14
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Nov-14-19
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Mar-02-22
Supplier From Shanghai, , China
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Aug-02-21
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Feb-14-23
Supplier From Shanghai, China
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