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btu meter

220 series ultrasonic btu meter

柏诚-凯发一触即发

220 series ultrasonic btu meter

  • intro

  • features

  • main parameters

  • principle applica

  • outline size

220 series btu meter is designed for long distance installation. it solved the problem of long distance wiring between calculator and flow sensor. the meter adopts good-quality piezoelectric ceramic transducer to ensure high precision and stability.

features

· works with both heating and cooling systems

· high accuracy

the high quality ultrasonic transducer and advanced electronic measurement technology work together to ensure the meter's high accuracy and stability

· no moving parts

this decreases the maintenance cost and ensures that the meter is resistant to dirty water

· pt1000 platinum resistance

· low starting flow-rate

the u- shaped acoustic path widens the dynamic flow rate measurement range and increases the accuracy of low and high end measurements where other, more narrow ranged, devices are inaccurate

· horizontal or vertical installation

· rs485 and m-bus output ports can be used for automated meter reading

· automatic diagnostic function.

an error code will be displayed on the screen to indicate the problem

· ability to install an optional 3.6 v battery that can last up to 6 years


nominal diameter dn

15~200mm

service

clean water

storing/ambient temperature

+5+55℃

ambient humidity

<93%

environmental class

en1434cj128  a class

accuracy class

en1434cj128  2 class

enclosure protection

ip65

pressure loss

<25kpa/qp

maximum admissible working pressure

1.6mpa

temperature difference threshold value

0.3k

temperature range

295℃

temperature difference range

285k

temperature resolution

0.01℃

rated voltage

3.6vdc (battery working life is more than 6 years)

installation

horizontal or vertical installing is available

network interface

m-bus

rs485

rs485

communication protocol

en1434, basic

modbus rtu

bacnet ms/tp

baud rate

2400bps

9600bps

38400bps

agency approvals

ce


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