Ultrasonic Meter

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  • The name :

    Ultrasonic heat meter

  • Product Description
  • ultra reliable metering
    No moving parts
    Excellent long-term stability and reliability
    Battery powered -10 years life expectancy
    AMR and cellular networks ready with various output model
    Programmable Display (units and outputs resolution)

  • Model : GL-UL-HM

GALONMETER GL-UL-HM ENERGY METER can be used for measuring the energy consumption in heating / cooling application, with the size from Dn20 to Dn40, designed by GALONMETER and Standard CJ128-2007.

CONSTRUCTION and CHARACTERITICS:
GALONMETER GL-UL-HM consists of three basic components: main case with flow sensor, temperature sensor and calculator.

1. No moving parts permitting the most reliable and longer term life;
2. High accuracy in Class 2;
3. Installation method: supply or return flow at horizontal;

 

General:

Application

Heating – Cooling – Heating/Cooling

Approval

CJ 128-2007

Protection Class

IP54

Battery Supply

3,6VDC; 6 to 8 years lifetime

Temperature Sensor type

PT1000 platinum sensor; Φ5,2mm

Cable Length of Temperature Sensor

1,5m

Measuring Circle Volume

1 second

Testing Possibilities

Via display or Infrared Sensor Communication

 

Calculator:

Environmental Class

Class A

Ambient Temperature

+5 to +55

Ambient Storage Temperature

-20 to +70

Protection Class

IP54

Communication

M-BUS

Optional Interface

RS485, RS232, Pulse Output

Temperate Range

+4 to +105

Extensive Readable Date Memory

Periodical log; History log; Event memory

Display indication

LCD – 8 digits

Display units

kWh (or MWh or GJ) –m3 - m3/h -  

Values Displayed

Energy – Power – Volume – Flow Rate - Temperature

 

Temperature Sensor:

Sensor Current – mA

PT1000 peak<1,5mA, rms<0,005

Measuring Cycle – T

10 seconds

Temperature measuring range - Θ

2 to 95

Resolution ratio - ΔΘ

0,01K

Min. Temperature different - ΔΘmin

3K

Max. Temperature different - ΔΘmin

80K

 

Dimension:

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Size

Dn15

Dn20

Dn25

Dn32

Dn40

L

 

130

160

160

200

L1

 

234

280

284

331

D

 

G1B

G1-1/4B

G1-1/2B

G2B

d

 

R3/4

R1

R1-1/4

R1-1/2

H

 

110

120

125

140

W

 

85

85

85

85

 

Main Technical Data:

Size

Mm

Dn15

Dn20

Dn25

Dn32

Dn40

Max. Flow Rate - Qmax

m3/h

 

5

7

12

20

Overload Flow Rate

m3/h

 

6,5

18

18

24

Normal Flow Rate - Qn

m3/h

 

2,5

3,5

6

10

Min. Flow Rate - Qmin

l/h

 

50

70

12

20

Starting Flow rate

l/h

 

5

7

12

20

Weight

kgs

 

0,7

1,5

 

 

Max. Reading

m3

999999.99

Max. Reading

KW·h

99999999

Operating Pressure - PN

bar

16

Pressure Loss at Qn - ΔP

bar

0,25

L1: the total length with connection and the gasket without compression.

 

Max. Permission Error:

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Pressure Loss Curve:

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Display Function:
Long press the button for 3 seconds, the display menu will scroll and switch among A1-A2-A3; in the case of short pressing the button, it will scroll and display contents under the same menu;
Main display menu A1: Accumulative heat (kWh); Accumulative cold (kWh); Power (KW); Inlet & Outlet temperature (℃); Temperature different of inlet
and outlet (℃); Accumulative volume (m3); Instantaneous flow rate (m3/h); Accumulative running time (h); Accumulative malfunction time (h);
Main display menu A2: Current date; Manufacture no.; Display test;
Main display menu A3: the monthly consumption of heat and volume in the first 18 months, heat and volume will be displayed alternately and automatically;
Fault alarm menu: Indication of low battery power and other functions of automatic fault diagnosis.

Detail as:

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Installation:

GALONMETER suggests to install the energy meter as:

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