Technical data | EL3751 |
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Number of inputs | 1 |
Power supply | via the E-bus |
Technology | differential input, 2-/3-/4-/5-/6-wire connection |
Oversampling factor | n = 1…64 |
Distributed clocks | yes |
Distributed clock precision | < 1=""> |
Internal resistance | > 500 kΩ (30 V); > 4 MΩ (others); 150 Ω (current) |
Input filter limit frequency | 3 kHz |
Dielectric strength | max. 36 V |
Conversion time | 100 µs/10 ksps |
Measuring range, nominal | ±30/10/5/2.5/1.25 V, ±640/320/160/80/40/20/10/5 mV, 0…5/10 V, ±20 mA, 0/4…20 mA, NAMUR NE43, 0…5 kΩ, RTD, PT100/PT1000, Ni, KTY, ¼ bridge (350 Ω + 120 Ω), ½ bridge (±16 mV/V), full bridge (±32 mV/V), potentiometer ≥ 1 kΩ |
Measuring range, technical | generally 107 % of the nominal measuring range, see documentation |
Resolution | 24 bit (incl. sign) |
Measuring error | typ. ±0.01 % relative to the respective full scale value @ 23 °C in some measuring ranges, see documentation |
Temperature coefficient | typ. < 15="" ppm/k="" in="" some="" measuring="" ranges,="" see=""> |
Electrical isolation | 500 V (E-bus/signal voltage) |
Current consumption power contacts | – |
Current consumption E-bus | typ. 260 mA |
Configuration | no address or configuration setting |
Special features | integr. power supply for strain gauge 0.5…5 V, parameterisable, ExtendedRange 107 %, free numeric filter, TrueRMS, integrator/differentiator, non-linear scaling, PeakHold |
Weight | approx. 65 g |
Operating/storage temperature | 0…+55 °C/-25…+85 °C |
Relative humidity | 95 %, no condensation |
Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
Protect. class/installation pos. | IP 20/variable |
Approvals | CE, UL, Ex |
Related products | |
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EL3751-0020 | 1-channel analog input, high-precision, parameterisable, 24 bit, 10 kSps, differential, oversampling, with calibration certificate |
ELM3702-0000 | 2-channel multi-functional input, 24 bit, 10 ksps, push-in, service plug, 6-pin |
ELM3704-0000 | 4-channel multi-functional input, 24 bit, 10 ksps, push-in, service plug, 6-pin |
ELM3704-0001 | 4-channel multi-functional input, 24 bit, 10 ksps, LEMO 1B, 8-pin |