Type | VMM15 | VMM25 | VMM32 | VMM40 | VMM50 | VMM65 | VMM80 | VMM100 | VMM125 | VMM150 | VMM200 |
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Technical Data | |||||||||||
Nominal diameter | DN 15 | DN 25 | DN 32 | DN 40 | DN 50 | DN 65 | DN 80 | DN 100 | DN 125 | DN 150 | DN 200 |
Process connection | Flange connection in accordance with EN 1092-1, JIS B2220 10K or ANSI B16.5 | ||||||||||
Inner diameter | |||||||||||
» Hard rubber | 14.0 | 27.0 | 33.3 | 38.0 | 48.5 | 64.3 | 76.9 | 102.5 | 127.7 | 156.3 | 205.1 |
»PTFE | 14.0 | 27.0 | 33.3 | 38.0 | 48.5 | 63.3 | 75.9 | 102.5 | 124.7 | 152.3 | 201.1 |
Flow range »Flow velocity [m/s] |
0...10 |
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»Volumetric flow [m³/h] | 0...6.3 | 0...17.6 | 0...28.9 | 0...45.2 | 0...70.6 | 0...119.4 | 0...180.9 | 0...282.7 | 0...441.7 | 0...636.1 | 0...1130 |
Accuracy* v = 1...10 m/s v < 1 m/s additionally Frequency output Analogue output |
±0.5 % of reading ±0.4 % of reading ±1 mm/s ±0.05 % per 10 K ±0.1 % per 10 K |
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Repeatability | ±0.15 % | ||||||||||
Response time | < 100 ms** | ||||||||||
Signal output starting from |
> 0 m/s | ||||||||||
Medium | Water and other conductive liquids | ||||||||||
Min. conductivity of medium |
20 µS/cm | ||||||||||
Medium temperature » Hard rubber »PTFE » Process connections » Process connections |
0...90 °C -20...100 °C at 40 bar -20...130 °C at 25 bar -20...180 °C at 16 bar (only for separate version) Min. -10 °C (steel) Min. -20 °C (stainless steel) |
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Ambient temperature | |||||||||||
»Hard rubber | 0...80 °C | ||||||||||
»PTFE | -20...100 °C | ||||||||||
»Process connections | Min. -10 °C (steel) | ||||||||||
»Process connections | Min. -20 °C (stainless steel) | ||||||||||
»Display | -20...50 °C*** | ||||||||||
Storage and transport temperature |
-20...60 °C | ||||||||||
Pressure rating »EN1092-1 |
PN 40 |
PN 40 |
PN 40 |
PN 40 |
PN 40 |
PN 16**** PN 40 |
PN 16 PN 40 |
PN 16 PN 40 |
PN 16 PN 40 |
PN 16 PN 40 |
PN 10 PN 16 PN 25 PN 40 |
» JIS B2220 10K » ANSI B16.5 150 RF |
9.8 bar 19.6 bar (Process connection, steel) 15.9 bar (Process connection, stainless steel) |
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Display | LCD two-line, backlight | ||||||||||
Operation | 6 keys, menu-driven | ||||||||||
Degree of protection EN 60529 |
IP67 |
Output signals | |||||||||||
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Type | VMM15 | VMM25 | VMM32 | VMM40 | VMM50 | VMM65 | VMM80 | VMM100 | VMM125 | VMM150 | VMM200 |
Pulse / frequency output | |||||||||||
» Configuration | Pulse signal or frequency signal selectable | ||||||||||
Pulse output | |||||||||||
»Pulse rate (factory-set) [pulses/m³] |
1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 100 | 100 | 100 |
»Pulses/Time | ≤ 1000 Pulses/s | ||||||||||
»Pulse width | ≥ 0.1 ms (max. 2 s), adjustable | ||||||||||
»Signal shape | Squarewave signal | ||||||||||
Frequency output | |||||||||||
»Factory-scaled measuring range [m³/h] corresponds to 0...1 kHz | 0...3 | 0...10 | 0...10 | 0...10 | 0...20 | 0...50 | 0...50 | 0...70 | 0...100 | 0...150 | 0...250 |
»Frequency | 0...1 kHz | ||||||||||
»Signal shape | Squarewave signal | ||||||||||
Analogue output | |||||||||||
»Factory-scaled measuring range [m³/h] corresponds to 4...20 mA | 0...3 | 0...10 | 0...10 | 0...10 | 0...20 | 0...50 | 0...50 | 0...70 | 0...100 | 0...150 | 0...250 |
»Operating range | 0 ... 20 mA / 4 ... 20 mA, selectable | ||||||||||
»Current limitation | 21.6 mA | ||||||||||
»Max. burden | 600 Ω | ||||||||||
»Short-circuit proof | Permanent | ||||||||||
Alarm output | |||||||||||
»Quantity | 1 | ||||||||||
»Version | Optocoupler | ||||||||||
»Functions | Status output: Preflow, backflow, MIN flow rate, MAX flow rate, alarm (adjustable) | ||||||||||
»Switching values | Umax: 30 V; Imax: 60 mA; Pmax: 1,8 W |
Electrical data | |
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Electrical connection | Cable gland M20 x 1.5 |
Power supply | 230 VAC (-15 % / +10 %), 50/60 Hz or 115 VAC (-15 % / +10 %), 50/60 Hz or 18...36 VDC |
Power consumption | 15 VA |
Materials | |
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Not in contact with fluid | |
Display housing | Casted aluminium |
Sensor housing | Steel |
Measuring pipe | Stainless steel |
Process connection | Steel 1.0460 or stainless steel 1.4404 |
In contact with fluid | |
Electrodes | Stainless steel 1.4571 or Hastelloy C276 |
Measuring pipe lining | PTFE or Hard rubber |