The EL3174-0002 analog input terminal has four individually parameterizable inputs. Signals in the range from -10/0 to +10 V or -20/0/+4 to +20 mA can be processed via each channel. Each channel should be set by the controller to U or I mode via CoE. The input voltage or current is digitized with a resolution of 16 bits, and is transmitted, electrically isolated, to the higher-level automation device. With a technical measuring range of ±107% of the nominal range, the terminal also supports commissioning with sensor values in the limit range and diagnostics according to NAMUR NE43. The four differential inputs are electrically isolated against each other and against the fieldbus (2,500 V DC).
Product status:
regular delivery
Product information
Technical data | EL3174-0002 |
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Number of inputs | 4 |
Power supply | via the E-bus |
Oversampling factor | – |
Distributed clocks | yes |
Distributed clock precision | << 1 µs |
Internal resistance | > 200 kΩ | typ. 85 Ω |
Input filter limit frequency | 5 kHz |
Conversion time | minimum 150 µs |
Measuring range, nominal | -10/0…+10 V | -20/0/+4…+20 mA |
Measuring range, technical | -10.73…+10.73 V | -21.47…+21.47 mA |
Resolution | 16 bit (incl. sign) |
Measurement error/uncertainty | < ±0.2% (at 25°C ±5°C, or else < ±0.3%, relative to full scale value) |
Electrical isolation | 2500 V functional isolation (test voltage channel/channel and channel/fieldbus, production test) |
Current consumption power contacts | – |
Current consumption E-bus | typ. 150 mA |
Bit width in the process image | inputs: 16 byte |
Configuration | no address or configuration setting |
Special features | U/I parameterizable, ExtendedRange, standard and compact process image, activatable FIR/IIR filters |
Operating/storage temperature | -25…+60°C/-40…+85°C |
Weight | approx. 65 g |
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 |
Approvals/markings | CE, UL, ATEX, IECEx, cFMus |
Protect. rating/installation pos. | IP20/variable |
Ex marking | ATEX: II 3G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc |
Housing data | EL-12-8pin |
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Design form | compact terminal housing with signal LEDs |
Material | polycarbonate |
Dimensions (W x H x D) | 12 mm x 100 mm x 68 mm |
Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
Side by side mounting by means of | double slot and key connection |
Marking | labeling of the BZxxx series |
Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
Connection cross-section | s*: 0.08…2.5 mm², st*: 0.08…2.5 mm², f*: 0.14…1.5 mm² |
Connection cross-section AWG | s*: AWG28…14, st*: AWG28…14, f*: AWG26…16 |
Stripping length | 8…9 mm |
Current load power contacts | Imax: 10 A |
*s: solid wire; st: stranded wire; f: with ferrule
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