Page 446 - Bürkert

Technical Data (continued) Envelope Dimensions [mm] (see datasheet for details)
Electronics SE56 standard with display (Fort)
Measurements Flow rate (volume) = ±0.05% of reading Electronic SE56 Standard with Display
tolerance Out 4/20 mA = ±0.08% of reading
Frequency out = ±0.08% of reading
Accuracy 1) ±0.2% of reading (see diagram)
Repeatability ±0.1% of reading
Galvanic isolation All the input/outputs are galvanically isolated from 170 SE56
power supply
Data storage An EEPROM stores the measured values
(in case of power failure)
Special functions Bidirectional measure
Dual measurement range 171
Diagnostic function 146
Empty pipe detection
Remote configuration (for connection to PC or hand
terminal through remote configuration tool kit)
Batch function
1) under reference conditions: water temperature = 20°C, ambient temperature = 25°C, 146 162 152*
constant flow rate during the test, liquid speed > 1 m/s
230

Technical data (electronics SE56 blind)
Materials 25
Housing Stainless steel 40 125
Cover PPS
Seal EPDM
Display None
Parameterization Through remote configuration tool kit (accessories
Item No. 559 374) Electronic SE56 without display 65
Electrical connection 2 cable glands PG9
Electrical data
Power supply 20 - 30 V DC
Power consumption max. 10 W 90.5
Input 1 digital, selectable function 113 58
Outputs
Transistor 2 outputs, selectable open collector as pulse/
frequency (1250 Hz, 100 mA, 40 V DC) or alarm
(adjustable usage) 15.5
Current 1 output, 4 to 20 mA - 144.5
RL = 800 Ω passive 184 53
Serial interface* RS 485 or PROFIBUS DP
Accuracy 1) ±0.2% of reading (see diagram)
Repeatability ±0.1% of reading
Galvanic isolation All the input/outputs are galvanically isolated from
power supply Accuracy Diagram
Data storage An EEPROM stores the measured values
(in case of power failure)
Special functions Bidirectional measure Max. error
[%]
Diagnostic function
Empty pipe detection + 1,0
Remote configuration (for connection to PC or hand + 0,8
terminal) + 0,6 with SE56 Basic
Batch function + 0,4 with SE56 with & without display
Velocity range 0.4 to 10 m/s + 0,2
Environment 1 5 10
- 0,2
Ambient temperature - 0,4 Speed [m/s]
Operating and storage -20 to 40°C (-4 to 104°F) - 0,6
Relative humidity ≤ 85%, without condensation - 0,8
Height above sea level -200 to 6000 m - 1,0
Standard
Protection Class I, IP67, category of installation II
Standard
EMC EN 61326-1
Emission EN 55011 (Group1, Class B)
Immunity IEC 1000-4-2/3/4/5/6/11
Safety EN 61010
* on request.

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