EL3121 by Beckhoff
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The Beckhoff EL3121 from the EL EtherCAT Terminals is a differential input module with a 16-bit resolution. It operates over -25 to +60C, has a surge voltage resistance of 35 V, and features an input filter limit of 5 kHz. It consumes 130 mA via the E-bus and weighs 55 g.
Technical Specifications
Common-mode Voltage Ucm
max. 10 V
max. 10 V
Internal Resistance
typ. 85 ? + diode voltage
typ. 85 ? + diode voltage
Measurement Error/uncertainty
< ±0.3%
< ±0.3%
Number Of Inputs
1 (differential)
1 (differential)
Power Supply
via the E-bus
via the E-bus
Resolution
16 bit
16 bit
Surge Voltage Resistance
max. 35 V
max. 35 V
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1620 Old Apex Road, Cary, NC 27513, USA
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International: 1-919-443-0207
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