Basic Info.
Model NO.
QLK 400
Medium Temp
-20~80ºC
Pressure
10MPa
Thread
M20*1.5, G1/2 or Customized
Measure Range
1~150cm/S (Water),3~300cm/S (Oil)
Probe Length
10mm , 16mm , 18mm or Customized
Transport Package
Standard Exporting Inner Box and Outer Carton
Specification
0.1kg
Trademark
XYT
Origin
China
HS Code
9026201090
Production Capacity
5000/Month
Product Description
Factory Price PNP Output Water IP67 SS316L Intelligent Customized Thermal Flow Switch 
Main Features
Dimension
M12*1 The definition of connection
The wiring diagram
1. How long will you reply to me?
Normally in 1 hours, no more than 12 hours.
2. How can I get the quotation?
Please provide specification and application including sensing element, pressure range, thread connection, pressure type, medium, electronic connection, shell material etc. More details, more accurate quotation and earlier response.
3. Can I get sample?
Contact with our staff online directly and they would check stock for you.
4. Can I visit your factory?
You are warmly welcomed, our factory is located at Baoji city, Shaanxi province, China.
5. Can we use our logo on the products?
Yes, we provide OEM/ODM service.
6. How long is your warranty period?
Warranty period from the date of acceptance of 12 months.
7. What is your terms of payment?
We could accept T/T, L/C, Western union, PayPal, credit Assurance.
QLK400 is a thermal flow transmitter with a switch that could do real-time monitoring of liquid in the pipeline and it shall show the flow condition by several LED displayers. It can monitors the following conditions:
Flow speed increasing or reducing, medium exists or not, the medium is moving or not.
It is used to protect the idling pump and monitor the flow rate in the pipeline.
Flow speed increasing or reducing, medium exists or not, the medium is moving or not.
It is used to protect the idling pump and monitor the flow rate in the pipeline.
Main Features
1.All stainless-steel case without movable components
2.Maintenance-free
3.Switching point could be set on site
4.LED displayer shows flow state and on-off state
| Specification of QLK400 Thermal Flow Switch | |||
| Measuring Range | 1~150cm/s(water), 3~300cm/s(oil) 200-300cm/s(air) | ||
| Power Supply | 24 ± 20% VDC | ||
| Operating Temperature | -30°C~80°C | ||
| Medium Temperature | -20°C~80°C | ||
| Overload Capacity | 10MPa | ||
| Protection Level | IP67 | ||
| Measuring Medium | Fluid, Water, Oil, Petroleum, air | ||
| Switch Type | Relay, PNP, NPN | ||
| Response time | 2s | ||
| Consumption Current | <90mA DC | ||
| Selection Guide of QLK400 Thermal Flow Meter | |||
| Switch Type | J | Relay (SPDT) | |
| P | PNP | ||
| N | NPN | ||
| Deepth of Pin | L1 | 15mm | |
| L2 | 18mm | ||
| L3 | 40mm | ||
| L4 | 60mm | ||
| Others | As your required | ||
| Thread Connection | G12 | G1/2 | |
| M20 | M20*1.5 | ||
| Others | As your required | ||
Dimension
M12*1 The definition of connection 
The wiring diagram
| FAQ |
Normally in 1 hours, no more than 12 hours.
2. How can I get the quotation?
Please provide specification and application including sensing element, pressure range, thread connection, pressure type, medium, electronic connection, shell material etc. More details, more accurate quotation and earlier response.
3. Can I get sample?
Contact with our staff online directly and they would check stock for you.
4. Can I visit your factory?
You are warmly welcomed, our factory is located at Baoji city, Shaanxi province, China.
5. Can we use our logo on the products?
Yes, we provide OEM/ODM service.
6. How long is your warranty period?
Warranty period from the date of acceptance of 12 months.
7. What is your terms of payment?
We could accept T/T, L/C, Western union, PayPal, credit Assurance.