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E 70/2
Weighing Instrumentation Atex and Stainless Steel
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Designed for installation in potentially explosive environments
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Complete digital programming directly from the front of the instrument
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RS232 or RS422/RS485, MODBUS RTU or ASCII protocols
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Suitable for satisfying various needs in the field of industrial weighing: management of level limits, weight control and elaborate dosing procedures
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Calibration run with certificates of transducers
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Housing in explosion proof case -also intrinsically safe barriers- as an interface with the load cells
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Degree of protection IP65/IP66
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TECHNICAL CHARACTERISTICS E 70/2
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Transducer power supply: |
max 5 V (max 6 cells of 350 Ohms) through intrinsic safety barriers |
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Measuring range: |
from transducers with sensitivity from -3.9 to +3.9 mV / V |
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Input sensitivity: |
0.02 micronV/division |
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Linearity: |
<0.01% of full scale |
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Thermal drift |
<0.0003% of full scale / ° C |
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Display: |
7 digit, 7-segment red LED, height 14mm |
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A/D converter: |
24 bits |
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Internal resolution: |
> of 16,000,000 points |
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Viewable resolution: |
60,000 displayable divisions on the net weight |
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Settable decimals: |
0.0; 0.00; 0.000 |
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Filter: |
selectable from 0.2 to 50 Hz |
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Keyboard: |
14 buttons in ATEX execution |
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Power supply: |
230 Vdc 50/60 Hz (optional 115 Vdc) max absorption 15VA |
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Temperature range: |
-10 To +50 ° C (max 85% humidity non-condensing) |
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Storage temperature: |
-20 ÷ +70 °C |
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Logic outputs: |
6 relays (contact) MAX 115Vac/30 Vdc, 0.5 A each |
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Logic inputs: |
6 opto-isolated 12 V cc PNP |
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Serial port: |
RS232C or RS422/RS485 |
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Transmission distance: |
15m (RS232C), 100m (RS422 and RS485) |
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Standard protocol: |
ASCII, MODBUS RTU |
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Baud rate: |
1200, 2400, 4800, 9600, 19200, 38400, 115200 selectable |
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Regulatory Compliance: |
EN50081-1, EN5002-2 for EMC; |
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EN61010-1 for Electrical Safety |
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94/9/EC for ATEX II 2 GD; EEx d IIB T6÷T4 |
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