Customization: | Available |
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Accuracy: | >±1% |
Main Application: | Nature Gas, Corrosive Liquid/Gas |
Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Payment Methods: |
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Standard |
GB/T8940-2003 |
Connection size(mm) |
20,25,32,40,50,65,80,100,125,150,200,250,300(flange connection) 25,40,50(can be made with thread connection) |
Accuracy |
±1.5%(±1% customized) |
Range ratio |
1:10 ;1:20 ;1:30 |
Material |
Body:SS304 or cast aluminium impeller:anticorrosive ABS or quality aluminium alloy Convertor : cast aluminium |
Working condition |
Medium temperature:-20C~+80C Ambient temperature:-30C~+60C Relative humidity:5%~90% Working pressure:86Kpa~106Kpa |
Supply |
A.external power:+24VDC±15%,ripple wave≤±5%,suitable for 4-20mA,Pulse,RS485 B.internal power:1 group 3.0V10AHlithium battery,battery power can do formal work in 2.0V~3.0V,if power less than 2.0V,it will have low voltage indication. |
Consumption |
external power:< 1W Internal power supply :average power≤ 1W,continue to be used more than 3 years |
Output |
Pulse,4-20mA,control signal |
Communication |
RS485 |
Recording in real time |
Start and stop recording, day recording,Timing interval recording |
Explosion proof |
ExdIIBT6 or ExiaIICT4 |
Protect |
IP65 |
Model |
LWQ-N |
LWQ-A |
LWQ-B |
LWQ-C |
LWQ-D |
Output |
Pulse |
4-20mA |
No |
4-20mA |
4-20mA/Pulse |
Supply |
+24VDC±15% |
+24VDC±15% |
lithium battery |
24VDC±15% |
24VDC±15%+lithium battery |
Accuracy |
2.5~1.5class |
1.5~1.0class |
1.5~1.0class |
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Range |
Standard range |
Standard range or Extended range |
Standard range or Extended range |
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Display |
No |
Yes |
Yes |
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Temperature and pressure compensation |
No |
No |
Yes |
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Communication |
No |
No |
RS485 |
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Recording in real time |
No |
No |
Yes |
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Material |
aluminium alloy or stainless steel |
aluminium alloy or stainless steel |
aluminium alloy or stainless steel |
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Explosion proof |
ExdIIBT6 or ExiaIICT4 |
ExdIIBT6 or ExiaIICT4 |
ExdIIBT6 or ExiaIICT4 |
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Protection |
IP65 |
IP65 |
IP65 |
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Consumption |
< 1W |
< 1W |
< 1W |
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Size |
DN25~DN300 |
DN25~DN300 |
DN25~DN300 |
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Installation type |
Flange |
Flange |
Flange |
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Medium temperature |
-20C~80C |
-20C~80C |
-20C~80C |
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Ambient temperature |
-30C~60C |
-30C~60C |
-30C~60C |