1 General description ........................................................................................................ 6
2 Data ............................................................................................................................... 7
2.1
Electrical data ...................................................................................................................................... 7
2.2
Mechanical data ................................................................................................................................... 7
2.3
Flow data ............................................................................................................................................. 8
Function ............................................................................................................................................ 38
8.7
Guidelines for dimensioning ULTRAFLOW® ......................................................................................... 40
8.8
Pulse output of ULTRAFLOW® ............................................................................................................. 41
8.9
Pulse output of Pulse Transmitter and Pulse Divider ........................................................................... 42
8.12 Power consumption ........................................................................................................................... 45
8.13 Interface connector/serial data .......................................................................................................... 45
8.14 Test mode ......................................................................................................................................... 46
10.3.3 Windows .................................................................................................................................... 64
10.3.4 Help ........................................................................................................................................... 64
10.4.7 Meter type .................................................................................................................................. 71
11.1 The Measuring Instruments Directive .................................................................................................. 73
11.2 CE marking ......................................................................................................................................... 73
11.3 Declaration of conformity ................................................................................................................... 74
ULTRAFLOW® is a static flow sensor based on the ultrasonic principle. It is primarily used as a volume flow sensor
for thermal energy meters such as MULTICAL®. ULTRAFLOW® 54 has been designed for use in heating installations
where water is the heat-bearing medium, whereas ULTRAFLOW® 34 has been designed for use in cooling and
heat/cooling installations where water is the heat-bearing medium.
ULTRAFLOW® employs ultrasonic measuring techniques and microprocessor technology. All calculating and
measuring circuits are collected on one single board, providing a compact and rational design in addition to
exceptionally high measuring accuracy and reliability.
The flow is measured using bidirectional ultrasonic technique based on the transit time method, proven a longterm stable and accurate measuring principle. Two ultrasonic transducers are used to send the sound signal both
against and with the flow. The ultrasonic signal travelling with the flow reaches the opposite transducer first. The
time difference between the two signals can be converted into flow velocity and thereby also volume.
A three-wire pulse cable is used to connect ULTRAFLOW® to the calculator. The cable supplies the flow sensor and
also transfers the signal from sensor to calculator. A signal corresponding to the flow – or more correctly, a
number of pulses proportional to the water volume flowing through - is transmitted.
Where ULTRAFLOW® is to be used as a flow sensor with built-in supply, e.g. if the distance between MULTICAL®
and ULTRAFLOW® is 10 m or more, a Pulse Transmitter can be supplied as an accessory. If ULTRAFLOW® is used as
pulse generator for other equipment, it must be connected through a Pulse Transmitter. If a different meter factor
is required, ULTRAFLOW® is connected through a Pulse Divider. Pulse Transmitter and Pulse Divider have a built-in
supply for ULTRAFLOW® and a galvanically separated pulse output.
6
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
Power consumption mains
use of
medium
temperature more than 5 °C below ambient
calculator and Pulse
ivider may not be mounted on
mounting is
2 Data
ULTRAFLOW® 54 and 34
2.1 Electrical data
Supply voltage 3.6 VDC ± 0.1 VDC
Battery
(Pulse Transmitter/
Pulse Divider)
Replacement interval
Mains supply
(Pulse Transmitter/
Pulse Divider)
supply
Back-up mains supply Integral SuperCap eliminates interruptions due to short-term power-cuts
Cable length, flow sensor Max. 10 m
Cable length,
Pulse Transmitter/
Pulse Divider
EMC data Fulfils DS/EN 1434:2007 class C, MID E1 and E2
3.65 VDC, D-cell lithium
6 years @ t
230 VAC +15/-30 %, 50 Hz
24 VAC ±50 %, 50 Hz
< 1 W
Depending on the calculator
< 30 °C
BAT
For output module (Y=3)
2.2 Mechanical data
Metrological class 2 or 3
Environmental class Fulfils DS/EN 1434 class C
Mechanical environment MID M1
Ambient temperature 5…55 °C (indoor installation)
Protection class
Table 7. Output module (Y) and supply module (Z) for Pulse Transmitter and Pulse Divider.
Pulse Transmitter and Pulse Divider are available with one of two different galvanically separated output modules.
One output module (Y=2) for use of long cables (up to 100 metres towards MULTICAL®) and one output module
(Y=3) for battery supply with a battery lifetime of minimum 6 years. Output module (Y=3) is default.
For further info, see paragraph 7.7 Electrical connection of Pulse Transmitter and Pulse Divider.
12
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
p
0.6
116
300
3.9
---
Default
1.5
119
100
3.9
---
Default
2.5
198603.9
Default
3.5
151503.9
---
Default
6
137253.9
Default
10
178153.9
---
Default
25
17963.9
---
Default
4.6Pulse Divider configuration CCC-DD-E-MMM
Pulse Divider is configured for ULTRAFLOW® meter factor (CCC) as well as the required meter factor (DD) and pulse
duration (E) for the Pulse Divider according to Table 8 and Table 9.
Table 9. Configuration options as to meter factor (DD) and pulse duration (E) for
Pulse Divider when connected to ULTRALFOW® 54 or 34, qp 40…100.
Based on a qp value, a meter factor for the Pulse Divider is chosen in Table 8 or Table 9. The valid possible pulse
durations are listed on the same line as the chosen meter factor.
Example: For ULTRAFLOW® 54 qp 40 m3/h (5 imp/l, CCC=158) a meter factor for the Pulse Divider of 10 l/imp
(DD=34) is required. Based on this meter factor one of the pulse durations, 20 milliseconds (E=4) or 50
milliseconds (E=5) is selected.
For older types of ULTRAFLOW® (e.g. ULTRAFLOW® type 65), where the correlation between qp and meter factor
(CCC) is not ambiguous, the correct configuration is made by using the flow sensor’s meter factor [imp/l].
Default values in Table 8 and Table 9 are meter factor and pulse duration values for ULTRAFLOW® 54 and 34.
14
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
Enclosed if supply module
4.7 Accessories for Pulse Transmitter and Pulse Divider
Please note that not all article numbers in Table 10 can be directly ordered. Some must be ordered via Kamstrup
service department
Article numberDescription
(when ordering Pulse
Transmitter/Pulse Divider)
65-000-000-2000D-cell lithium battery with two-pole connector
Note
3026-477
1650-157
1)
1)
65-000-000-7000
65-000-000-8000
Fitting for D-cell battery
Plug for cable connection
2)
230 VAC supply module
2)
24 VAC supply module
5000-290Cable between supply module and output module
Enclosed if battery supply
or “No supply” is selected
Enclosed if battery supply
or “No supply” is selected
Obligatory when changing from mains supply module to battery supply.
2)
Including 5000-290.
Table 10. Accessories for Pulse Transmitter and Pulse Divider.
4.7.1 Cables
Pulse Transmitter and Pulse Divider are optionally available with signal cable in lengths of 2.5, 5 or 10 metres. The
signal cable is mounted from the factory.
If 24/230 VAC supply module is selected, Pulse Transmitter and Pusle Divider are optionally available with mains
supply cable. The cable is mounted from the factory.
5512-385 GB/02.2014/Rev. H1
15
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
5 Dimensional sketches
All measurements are in mm, unless otherwise stated.
5.1 ULTRAFLOW®
ULTRAFLOW®, G¾B and G1B
Thread EN ISO 228-1
ThreadLMH2AB1B2H1
G¾B 110 L/2 89 10.5 58 35 55 0.8
G1B 110 L/2 89 10.5 58 35 55 0.9
G1B (qp 0.6;1.5) 130 L/2 89 20.5 58 35 55 1.1
G1B (qp 2.5) 130 L/2 89 20.5 58 35 55 0.9
G¾B 165 L/2 89 20.5 58 35 55 1.2
G1B 165 L/2 89 20.5 58 35 55 1.2
G1B (qp 0.6;1.5) 190 L/2 89 20.5 58 35 55 1.5
G1B (qp 2.5) 190 L/2 89 20.5 58 36 55 1.3
Figure 1
Approx.
weight
[[[[kg]]]]
Table 11
16
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
ULTRAFLOW®, G5/4B, G1½B and G2B
Figure 2
Thread EN ISO 228-1
Approx.
Thread L M H2 A B1 B2 H1 D
G5/4B 260 L/2 89 17 58 22 55 ø43 2.3
G1½B 260 L/2 89 30 58 37 55 ø61 4.5
G2B 300 L/2 89 21 65 31 55 ø61 4.5
Table 12
weight
[[[[kg]]]]
5512-385 GB/02.2014/Rev. H1
17
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
ULTRAFLOW®, DN20 to DN50
Figure 3
Flange EN 1092, PN25. Flange facing type B, raised face
Nom. Bolts
diameter L M H2 B1 D H k Number Thread
DN20 190 L/2 89 58 105 95 75 4 M12 14 2.9
DN25 260 L/2 89 58 115 106 85 4 M12 14 5.0
DN40 250 L/2 89
DN40 300 L/2 89
DN50 250 155 89
DN50 270 155 89
<D/2
<D/2
<D/2
<D/2
150 136 110
150 136 110
165 145 125
165 145 125
Table 13
Approx.
weight
d2
4 M16 18 7.9
4 M16 18 8.3
4 M16 18 9.8
4 M16 18 10.1
[[[[kg]]]]
18
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
ULTRAFLOW®, DN65 to DN125
Figure 4
Flange EN 1092, PN25. Flange facing type B, raised face
Nom.
Diameter
DN65 300 170 89
DN80 300 170 89
DN80 350 170 89
DN100 360 210 89
DN100 400 210 89
DN125 350 212 89
Bolts
L M H2 B1 D H k Number Thread
<H/2
<H/2
<H/2
<H/2
<H/2
<H/2
185 168 145
200 184 160
200 184 160
235 220 190
220 210 180
270 260 220
Table 14
Approx.
weight
d2
8 M16 18 13.2
8 M16 18 16.8
8 M16 18 18.6
8 M20 22 21.7
8 M16 18 22.8
8 M24 28 28.2
[[[[kg]]]]
5512-385 GB/02.2014/Rev. H1
19
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
5.2 Pulse Transmitter and Pulse Divider
Figure 5. Pulse Transmitter/Pulse Divider
front view.
Figure 7. Wall mounted Pulse
Transmitter/Pulse Divider.
Figure 6. Pulse Transmitter/Pulse Divider
side view.
Figure 8. Pulse Transmitter/Pulse Divider
mounted on ULTRAFLOW®.
20
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
p
F
60 & 100
DN100 & DN125
373
187
6 Pressure loss
The pressure loss in a flow sensor is stated as the maximum pressure loss at qp. According to EN 1434 the
maximum pressure loss must not exceed 0.25 bar, unless the energy meter includes a flow controller or functions
as pressure reducing equipment.
The pressure loss in a sensor increases with the square of the flow and can be stated as:
Diagram 1. Pressure loss chart for ULTRAFLOW® 54 and 34.
5512-385 GB/02.2014/Rev. H1
21
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
7 Installation
Prior to installation of the flow sensor, the system should be flushed and protection plugs/plastic diaphragms
removed from the flow sensor.
Correct position of the flow sensor (flow or return) appears from the front label of MULTICAL®. The flow direction is
indicated by an arrow on the side of the flow sensor.
Glands and gaskets are mounted as shown in Figure 15, page 26.
Pressure stage of ULTRAFLOW®: PN16/PN25, see marking. Flow sensor marking does not cover included
accessories.
Temperature of medium, ULTRAFLOW® 54: 15…130 °C/15…90 °C, see marking.
Temperature of medium, ULTRAFLOW® 34: 2…130 °C/2…50 °C, see marking.
Mechanical environment: M1 (fixed installation with minimum vibration).
Electromagnetic environment: E1 and E2 (housing/light industry). The meter’s signal cables must be drawn at
min. 25 cm distance from other installations.
Climatic environment: Installation must take place in environments with non-condensing humidity as well as in
closed locations (indoors). However, ULTRAFLOW® 34 may be installed in environments with periodically
condensing humidity.
The ambient temperature must be within 5…55 °C.
Maintenance and repair: The flow sensor is verified separately and can, therefore, be separated from the
calculator.
ULTRAFLOW® can only be direct connected to Kamstrup’s calculators on terminals 11-9-10, as shown in paragraph
7.6 Electrical connection of ULTRAFLOW® and MULTICAL®. Connection to other types of calculators requires the use
of a Pulse Transmitter or Pulse Divider.
It is permissible to replace the supply and change the supply type in Pulse Transmitter/Pulse Divider. For battery
supply a lithium battery with connector from Kamstrup A/S must be used. Lithium batteries must be correctly
handled and disposed of (see Kamstrup document 5510-408, ”Lithium batteries - Handling and disposal”).
It is also permissible to replace the output module in Pulse Transmitter/Pulse Divider
Other repairs require subsequent re-verification in an accredited laboratory.
Note: Please make sure that the meter factor is identical on flow sensor and calculator.
At medium temperature above 90 °C, the use of flange meters is recommended.
At medium temperature above 90 °C or at medium temperature more than 5 °C below ambient temperature
(T
< T
med
wall mounting is recommended.
In order to prevent cavitation the back pressure at ULTRAFLOW® must be min. 1.5 bar at qp and min. 2.5 bar at qs.
This applies to temperatures up to approx. 80 °C.
ULTRAFLOW® must not be exposed to pressure lower than the ambient pressure (vacuum).
ULTRAFLOW® 54 should not be insulated or enclosed as the natural ventilation around the meter is prevented.
- 5 °C), calculator and Pulse transmitter/Pulse divider may not be mounted on the flow sensor. Instead
amb
ULTRAFLOW® 34 should not be insulated or enclosed as condensation around the meter will be trapped.
If, after careful consideration, ULTRAFLOW® is insulated anyway, the electronics housing must remain uninsulated.
When the installation has been completed, water flow can be turned on. The valve on the inlet side must be
opened first.
22
5512-385 GB/02.2014/Rev. H1
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
7.1 Installation angle for ULTRAFLOW®
ULTRAFLOW® 54 and 34 may be installed
horizontally, vertically or at an angle.
Important!
For ULTRAFLOW® 54 and 34 the electronics
housing must be placed on the side (when
installed horizontally).
ULTRAFLOW® 54 may be turned up to ±45°
Figure 9
around the pipe axis.
ULTRAFLOW® 34 may be turned up to +45°
around the pipe axis as shown in Figure 10.
Figure 10
5512-385 GB/02.2014/Rev. H1
23
TECHNICAL DESCRIPTION ULTRAFLOW® 54 and 34
7.2 Straight inlet
ULTRAFLOW® 54 requires neither straight inlet nor straight outlet to meet the Measuring Instruments Directive
(MID) 2004/22/ EC, OIML R75:2002 and EN 1434:2007. A straight inlet section will only be necessary in case of
heavy flow disturbances before the meter. We recommend following the guidelines of CEN CR 13582.
Optimal position can be obtained if you take the below-mentioned installation methods into consideration:
A Recommended flow sensor position
B Recommended flow sensor position
C Unacceptable position due to risk of air
build-up
D Acceptable in closed systems.
Unacceptable position in open systems
due to risk of air build-up.
E A flow sensor should not be placed
immediately after a valve, except from
closing valves (ball valve type), which
must be completely open when not used
Figure 11
For general information concerning installation see CEN report DS/CEN/CR 13582, Heat meter Installation.
Instructions in selection, installation and use of heat meters.
for closing
F A flow sensor should not be placed at the
inlet side of a pump
G A flow sensor should not be placed after a
double bend in two planes
7.3 Operating pressure
In order to prevent cavitation the back pressure at ULTRAFLOW® must be min. 1.5 bar at qp and min. 2.5 bar at qs.
This applies to temperatures up to approx. 80 °C. ULTRAFLOW® must not be exposed to pressure lower than the
ambient pressure (vacuum). For further information on operating pressure, see paragraph 8.7 Guidelines for dimensioning ULTRAFLOW®.
24
5512-385 GB/02.2014/Rev. H1
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