Technical specifications
Measurement / control system | |
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Flow range, based on N2 (intermediate ranges available) |
min. 1…50 m3n/h max. 10…500 m3n/h |
Accuracy (incl. linearity) |
±1% FS |
Turndown | 1:50 |
Multi fluid capability |
storage of max. 8 calibration curves |
Repeatability | < 0,2% Rd |
Response time |
typical: 0,5 seconds |
Operating temperature | -10…+70°C; for ATEX cat. 3 and FM Class 1 Div 2 : 0…50°C |
Temperature sensitivity | zero: < 0,05% FS/°C; span: < 0,05% Rd/°C |
Pressure sensitivity | 0,1% Rd/bar typical N2; 0,01% Rd/bar typical H2 |
Leak integrity, outboard | tested < 2 x 10-9 mbar l/s He |
Attitude sensitivity | max. error at 90° off horizontal 0,2% FS at 1 bar, typical N2 |
Warm-up time | 30 min. for optimum accuracy 2 min for accuracy ± 2% FS |
Mechanical parts | |
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Material (wetted parts) | stainless steel 316L or comparable |
Pressure rating | 100 bar abs |
Process connections | compression type or face seal couplings |
Seals | standard: Viton®; options: EPDM, Kalrez® (FFKM) |
Weight | 8,0 kg |
Ingress protection (housing) | IP65 |
Electrical properties | |||
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Power supply | +15…24 Vdc | ||
Max. power consumption Meter | Supply 15 V 24 V |
at voltage I/O 95 mA 65 mA |
at current I/O 125 mA 85 mA |
Max. power consumption Controller | Supply 15 V 24 V |
at voltage I/O 290 mA 200 mA |
at current I/O 320 mA 215 mA |
PROFIBUS DP | add 53 mA (15 V supply) or 30 mA (24 V supply) | ||
DeviceNet™ | add 48 mA (24 V supply) | ||
Analog output/command | 0...5 (10) Vdc or 0 (4)…20 mA (sourcing output) | ||
Digital communication | standard: RS232; options: PROFIBUS DP, PROFINET, DeviceNet™, Modbus RTU or ASCII, FLOW-BUS |
Electrical connection | |
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Analog/RS232 | 8 DIN (male); |
PROFIBUS DP | bus: 5-pin M12 (female); power: 8 DIN (male); |
PROFINET | bus: 2 x 5-pin M12 (female) (in/out); power: 8 DIN (male); |
Devicenet™ | 5-pin M12 (male); |
FLOW-BUS/Modbus-RTU/ASCII | 5-pin M12 (male) |