Technical data
Dosimag
62
Hauser
Supply voltage
DC 24 V (nominal voltage: DC 20 to 30 V)
• The power unit must be tested to ensure that it meets safety requirements (e.g.
PELV, SELV).
• The supply voltage must not exceed a maximum short-circuit current of 50 A.
Power consumption
4.5 W
Current consumption
Order code for "Output, input":
Maximum
Power consumption
Option
3
: 2 pulse/frequency/switch outputs
225 mA
Switch-on current: max. 1 A (< 8 ms)
Power supply failure
• Totalizers stop at the last value measured.
• Error messages (incl. total operated hours) are stored.
Electrical connection
Potential equalization
Requirements
No potential matching is needed for grounded steel lines.
For devices intended for use in hazardous locations, please observe the guidelines in
the Ex documentation (XA).
Cable specification
16.6 Performance characteristics
Reference operating
conditions
In accordance with DIN EN 29104
• Medium temperature: +28 ± 2 °C (+82 ± 4 °F)
• Ambient temperature: +22 ± 2 °C (+72 ± 4 °F)
• Warm-up period:30 min
Installation
• Inlet run > 10 × DN
• Outlet run > 5 × DN
• Sensor and transmitter grounded.
• The sensor is centered in the pipe.
Maximum measured error
Error limits under reference operating conditions
o.r. = of reading
Volume flow
• ±0.25 % o.r. ± 1 to 4 m/s (3.3 to 13 ft/s) or
• ±0.5 % o.r. ± 1 mm/s (0.04 in/s) or
• ±5 % o.r.
Fluctuations in the supply voltage do not have any effect within the specified range.
