Technical data
Technical data | EL3681 | EL3681-0020 | EL3681-0030 |
---|---|---|---|
Number of inputs | 1, voltage or current (1 A / 10 A) | ||
Technology | digital multimeter with automatic range selection | ||
Measured values | Current AC/DC, Voltage AC/DC **) | ||
Measuring ranges voltage | 300 mV, 3 V, 30 V, 300 V | ||
Dielectric strength - Destruction limit | 480 V ACRMS/DC | ||
Measuring ranges current | 100 mA, 1 A and 10 A via high-current path | ||
Current resistance - destruction limit | Measuring range 1 A: given by fuse; | ||
Measuring procedure | AC with TrueRMS value generation, 0..1 kHz input signal, crest factor < 3 permitted | ||
Resolution | 18 bit + sign in each measurement range | ||
Sampling type | simultaneous | ||
Ground reference | differential | ||
Internal resistance | Measuring range DC 300 mV – 300 V: 12.5 MΩ | ||
Measuring range DC 100 mA – 1 A: 0.2 Ω | |||
Measuring range DC 10 A: 3 mΩ | |||
Measuring range AC 300 mV - 300 V: 1 MΩ, approx. 33 pF | |||
Measuring range AC 100 mA – 1 A: 0.2 Ω | |||
Measuring range AC 10 A: 3 mΩ | |||
Measuring error | see table in chapter “Accuracy” | ||
Update time | 0.5 s, 1 s for measuring range selection | ||
Electrical isolation | 1,500 V (connection terminal/E-bus) | ||
Supply voltage for electronic | via the E-bus | ||
Current consumption via E-bus | typ. 150 mA | ||
Configuration | via TwinCAT System Manager | ||
Weight | approx. 70 g | ||
Permissible ambient temperature range during operation | -25 °C ... +60 °C (extended temperature range) | 0 °C ... +55 °C | |
Permissible ambient temperature range during storage | -40 °C ... +85 °C | -25 °C ... +85 °C | |
Permissible relative humidity | 95 %, no condensation | ||
Dimensions (W x H x D) | approx. 15 mm x 100 mm x 70 mm (width aligned: 12 mm) | ||
on 35 mm mounting rail conforms to EN 60715 | |||
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 | ||
Protection class | IP20 | ||
Installation position | variable | ||
Calibration certificate | - | ||
Marking *) | CE, EAC, UKCA |
*) Real applicable approvals/markings see type plate on the side (product marking).
*) In AC mode, the terminal operates in TrueRMS mode, i.e. it does not digitally record the peak values Vpp, which are approx. 1.4 times larger, but the RMS value, see "Measuring procedure" and chapter "Technology".