HYDRUS
ULTRASONIC METER
Static ultrasonic water meter for accurate measuring and recording for all applications of water supply.
- Ultrasonic water meter with long-term stability under difficult conditions (no measurement of air and insensitive against sedimentation)
- Higher performance than class D requirements
- Metrological class 2 and dynamic range up to R 400
- Compliant with MID, OIML R49 and EN 14154
- Mounting in any installation position, no calming sections required
- Housing with thread connection lead-free brass
- IP68 suitable for outdoor installations
- Certified for drinking water (KTW and ACS)
- Wired M-Bus, Radio OMS, Radio/L-Bus and Pulse interface available
- Radio communication based on Open Metering telegram (OMS-Generation 3, Profile A, or OMS-Generation 4, Profile B, selectable)
- Highest data security for AMR communication
- Displaying of error- and alarm codes, including leakage detection
- Battery lifetime up to 16 years
- Data logging capabilities to record up to 1.024 daily values + 32 configurable values (hourly, daily, weekly, monthly) and an annual due date
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General
Medium temperature range °C 0.1 ... 90 Ambient operating temperature °C 1 ... 70 Ambient storage temperature °C -20 ... +70 (>35 °C max. 4 weeks) Nominal pressure PN bar 16 Power supply Two 3.6 VDC lithium-batteries (only one battery with M-Bus possible) Battery lifetime T301/T501 Up to 12 years (one battery), up to 16 years (two batteries) Battery lifetime T901 Up to 12 years (all interfaces) Interfaces Optical, radio 434 or 868 MHz, M-Bus, L-Bus, pulse Data storage For events and for consumption values Protection class IP 68 1 depends on the sending interval of the radio telegram, the telegram length and the ambient temperature at the installation -
Technical data display
Display indication LCD, 8-digit Units DN 15 - DN 32 Flow and volume (m³ + 3 digits after the comma) Units DN 40 + DN 50 Flow (m³ + 3 digits after the comma); Volume (m³ + 2 digits after the comma) Values displayed (depending on configuration) Volume2 - flow - mediums temperature - display test2 - current error and alarm status2 - date - primary and secondary address - radio signal ON/OFF - battery lifetime2 - accounting day - error hour counter - pulse values - software checksum2 2 Display according to approval (always on) -
Interfaces - Overview
Optical For configuration of display information and radio telegram, to switch to the various display loops Radio 434 or 868 MHz, real data telegram (configurable), Open Metering Standard (OMS-Generation 3, Profile A, or OMS-Generation 4, Profile B, selectable) M-Bus 2400 Baud (adjustable to 300 Baud), configurable telegram, cable length 1.5 m, power supply only via built-in battery L-Bus In combination with radio, cable length 1.5 m Pulse (Open collector) Two configurable pulse outputs, cable length 1.5 m -
Volume- / Pulse open collector
Max. input voltage V 30 Max. input current mA 27 Max. voltage drop at active output V/mA 2/27 Max. current through inactive output μA/V 5/30 Max. reverse voltage without destroying outputs V 6 Pulse rates l/pulse Decadic 0.1 ... 100 Pulse output 1 variants Total volume or forward volume Pulse output 2 variants Forward volume, direction3 or error Pulse duration Depending on device configuration4 Pulse break Depending on device configuration4 Pulse frequency Depending on device configuration4 3 when total volume on pulse output 1, only direction possible on pulse output 2
4 detailed description on request
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Technical data 5 6
Nominal diameter DN mm 15 15 20 20 15 15 20 20 207 20 20 Permanent flow rate Q3 m³/h 1.6 1.6 1.6 1.6 2.5 2.5 2.5 2.5 47 4 4 Overall length L mm 110 165 130 190 110 165 130 190 1107 130 190 Overload flow rate Q4 m³/h 2 2 2 2 3.125 3.125 3.125 3.125 5 5 5 Transitional flow rate Q2 l/h 10.24 10.24 10.24 10.24 16 16 16 16 25.6 25.6 25.6 Minimum flow rate Q1 l/h 6.4 6.4 6.4 6.4 10 10 10 10 16 16 16 Starting flow rate l/h 1.3 1.3 1.3 1.3 2.6 2.6 2.6 2.6 4.3 4.3 4.3 Pressure loss at Q3 bar 0.6 0.6 0.6 0.6 0.33 0.33 0.25 0.25 0.3 0.3 0.3 5 at dynamic range R 250
6 further overall lengths on request
7 substitute for body length 105 mm rising pipe -
Approval
Approval MID LNE 14586, OIML R49, EN 14154, TVO, KTW, ACS Dynamic range (Q3/Q1) - Q3 1.6 m³/h (T30 - T50) R 160 / 200 / 250 Dynamic range (Q3/Q1) - Q3 2.5 m³/h (T30 - T50) R 160 / 200 / 250 / 315 / 400 Dynamic range (Q3/Q1) - Q3 4 m³/h (T30 - T50) R 160 / 200 / 250 Dynamic range (Q3/Q1) - Q3 1.6 - 4 m³/h (T90) R 160 / 200 Dynamic range (Q3/Q1) - Q3 6.3 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 10 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 16 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 25m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 6.3 - 25 m³/h (T90) R -
Dimensions
Nominal diameter DN mm 15 15 20 20 15 15 20 20 207 20 20 Permanent flow rate Q3 m³/h 1.6 1.6 1.6 1.6 2.5 2.5 2.5 2.5 47 4 4 Overall length L mm 110 165 130 190 110 165 130 190 1107 130 190 Counter length L1 mm 88 88 88 88 88 88 88 88 88 88 88 Counter width B mm 94 94 94 94 94 94 94 94 94 94 94 DIMENSIONS - THREAD Overall length with coupling L2 mm 190 245 230 290 190 245 230 290 210 230 290 Connection thread on meter Inch G¾B G¾B G1B G1B G¾B G¾B G1B G1B G1B G1B G1B Connection thread of coupling Inch R½ R½ R¾ R¾ R½ R½ R¾ R¾ R¾ R¾ R¾ Height H1 mm 67 67 65 65 67 67 65 65 65 65 65 Weight without coupling (approx.) kg 0.8 1 0.9 1.1 0.8 1 0.9 1.1 0.9 0.9 1.1 Weight with coupling (approx.) kg 1 1.4 1.3 1.5 1 1.4 1.3 1.5 1.3 1.3 1.5 Height H mm 32 32 34 34 32 32 34 34 34 34 34 DIMENSIONS - FLANGE Flange diameter D mm Hole circle diameter K mm Number of screwholes pcs Screwhole diameter D1 mm Height H mm Height H1 mm Width F mm Weight with flanges (approx.) kg 7 substitute for body length 105 mm rising pipe -
Pressure loss graph / Typical error graph
Pressure loss graph Typical error graph
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Technical data 5 6
Nominal diameter DN mm 25 32 25 25 25 32 40 50 50 50 50 Permanent flow rate Q3 m³/h 6.3 6.3 10 10 10 10 16 16 16 25 25 Overall length L mm 260 260 135 150 260 260 300 270 300 270 300 Overload flow rate Q4 m³/h 7.87 7.87 12.5 12.5 12.5 12.5 20 20 20 31.25 31.25 Transitional flow rate Q2 l/h 50.4 50.4 80 80 80 80 128 128 128 200 200 Minimum flow rate Q1 l/h 31.5 31.5 50 50 50 50 80 80 80 125 125 Starting flow rate l/h 10 10 10 10 10 10 16 25 25 25 25 Pressure loss at Q3 bar 0.25 0.25 0.55 0.55 0.55 0.55 0.4 0.1 0.1 0.25 0.25 5 at dynamic range R 200
6 further overall lengths on request -
Approval
Approval MID LNE 14586, OIML R49, EN 14154, TVO, KTW, ACS Dynamic range (Q3/Q1) - Q3 1.6 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 2.5 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 4 m³/h (T30 - T50) R Dynamic range (Q3/Q1) - Q3 1.6 - 4 m³/h (T90) R Dynamic range (Q3/Q1) - Q3 6.3 m³/h (T30 - T50) R 40 / 807 / 160 / 200 Dynamic range (Q3/Q1) - Q3 10 m³/h (T30 - T50) R 40 / 807 / 160 / 200 / 250 Dynamic range (Q3/Q1) - Q3 16 m³/h (T30 - T50) R 40 / 80 / 160 / 200 / 250 / 3158 / 4008 Dynamic range (Q3/Q1) - Q3 25m³/h (T30 - T50) R 40 / 80 / 160 / 200 / 250 / 315 / 400 Dynamic range (Q3/Q1) - Q3 6.3 - 25 m³/h (T90) R 40 / 80 / 160 7 variant DN 25 with body length 135 mm and 150 mm only in R 80
8 not for DN 50 -
Dimensions
Nominal diameter DN mm 25 32 25 25 25 32 40 50 50 50 50 Permanent flow rate Q3 m³/h 6.3 6.3 10 10 10 10 16 16 16 25 25 Overall length L mm 260 260 135 150 260 260 300 270 300 270 300 Counter length L1 mm 92 92 92 92 92 92 92 92 92 92 92 Counter width B mm 94 94 94 94 94 94 94 94 94 94 94 DIMENSIONS - THREAD . . . . . . . . . . . Overall length with coupling L2 mm 380 380 255 270 380 380 440 390 420 390 420 Connection thread on meter Inch G1¼B G1½B G1¼B G1¼B G1¼B G1½B G2B G2½B G2½B G2½B G2½B Connection thread of coupling Inch R1 R1¼ R1 R1 R1 R1¼ R1½ R2 R2 R2 R2 Height H1 mm 84 84 84 84 84 84 87 90 90 90 90 Weight without coupling (approx.) kg 1.6 1.8 1.17 1.24 1.6 1.8 3.05 3.9 4,05 3.9 4,05 Weight with coupling (approx.) kg 2.2 2.4 1.77 1.84 2.2 2.4 4.25 5.5 5,65 5.5 5,65 Height H mm 26 26 26 26 26 26 31 41 41 41 41 DIMENSIONS - FLANGE . . . . . . . . . . . Flange diameter D mm 115 140 - - 115 140 148 163 163 163 163 Hole circle diameter K mm 85 100 - - 85 100 110 125 125 125 125 Number of screwholes pcs 4 4 - - 4 4 4 4 4 4 4 Screwhole diameter D1 mm 14 18 - - 14 18 18 18 18 18 18 Height H mm 50 62.5 - - 50 62.5 69 73.5 73.5 73.5 73.5 Height H1 mm 84 84 - - 84 84 87 90 90 90 90 Width F mm 100 125 - - 100 125 138 147 147 147 147 Weight with flanges (approx.) kg 3.45 4.7 - - 3.45 4.7 6.67 7.23 7.47 7.23 7.47 -
Pressure loss graph / Typical error graph
Pressure loss graph Typical error graph
