type

LWQ-N

LWQ-A

LWQ-B

LWQ-C

LWQ-D

signal output

pulse

4-20mA

without

4-20mA

optional 4-20mA/

pulse

power supply

+24VDC±15%

+24VDC±15%

lithium battery

24VDC±15%

24VDC±15%  + lithium battery

accuracy

2.5~1.5

1.5~1.0

1.5~1.0

range

STANDARD RANGE

STANDARD RANGE or extension

STANDARD RANGE or extension

display

with

with

temperature compensation

with

communication interface

RS485

real-time recording

with

Instrument material

Aluminum alloy or

stainless steel

Aluminum alloy or stainless steel

Aluminum alloy or stainless steel

Explosion-Proof

ExdIIBT6 or ExiaIICT4

ExdIIBT6 or ExiaIICT4

ExdIIBT6 or ExiaIICT4

Aluminum alloy or stainless steel

IP65

IP65

IP65

overall power consumption

<1W

<1W

<1W

Instrument drift diameter

DN25~DN300

DN25~DN300

DN25~DN300

Installation

flanged mounting

flanged mounting

flanged mounting

medium temperature

-20°C~80°C

-20°C~80°C

-20°C~80°C

environment temperature

-30°C~60°C

-30°C~60°C

-30°C~60°C