The EPP3754-0002 EtherCAT P Box has four analog multi-functional inputs, which can be parameterized individually and extensively:
- voltage measurement: -10…+10 V, 0...10 V
- current measurement: ±20 mA, 4...20 mA, 0...20 mA
- resistance measurement: 20 Ω…4 kΩ in 2-/3-/4-wire connection
- RTD measurement in 2-/3-/4-wire connection
- thermocouple measurement
The measured values are digitized with a 16-bit resolution and transmitted electrically isolated to the higher-level automation device. The input filters and their associated conversion times are configurable in a wide range. The inputs can, if required, be scaled differently, and automatic limit value monitoring is also available. EtherCAT is used for parameterization purposes. The EtherCAT P Box can be used universally for a wide range of measurement tasks thanks to the flexible parameter settings.
Product status:
product announcement | estimated market release 4th quarter 2025
Product information
| Technical data | General |
|---|---|
| Protocol | EtherCAT |
| Bus interface | 2 x M8 socket, P-coded, shielded |
| Number of inputs | 4 |
| Input connections | M12 x 1, 5-pin, A-coded |
| Nominal voltage | 24 V DC (-15%/+20%) |
| Distributed clocks | no |
| Current consumption from US | ~ 120 mA |
| Weight | approx. 200 g |
| Operating temperature | -25…+60°C |
| Storage temperature | -40…+85°C |
| 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. rating/installation pos. | IP65/66/67 (conforms to EN 60529)/variable |
| Approvals/markings | CE, UL (in preparation) |
| Technical data | Analog input | Current |
|---|---|
| Conversion time | ~ 100 µs |
| Resolution | 16 bit (incl. sign) |
| Signal range | Nominal | -20 mA/0/+4…+20 mA |
| Common mode voltage UCM | max. 12 V |
| Internal resistance | typ. 85 Ω |
| Measurement error/uncertainty | < ±0.3% (relative to full scale value) |
| Input filter | configurable (free numeric filters) |
| Ground reference | differential |
| Sensor supply | from control voltage, max. 180 mA per channel, short-circuit proof |
| Technical data | Analog input | Voltage |
|---|---|
| Conversion time | ~ 100 µs |
| Resolution | 16 bit (incl. sign) |
| Signal type | -10/0…+10 V |
| Common mode voltage UCM | max. 12 V |
| Internal resistance | > 200 kΩ |
| Measurement error/uncertainty | < ±0.3% (relative to full scale value) |
| Input filter | configurable (free numeric filters) |
| Ground reference | differential |
| Sensor supply | from control voltage, max. 180 mA per channel, short-circuit proof |
| Technical data | Analog input | Thermocouple |
|---|---|
| Conversion time | ~ 5 ms |
| Resolution | 16 bit (incl. sign) |
| Sensor types | type B, C, E, J, K, L, N, R, S, T, U, mV measurement |
| Signal type | °C (thermocouple) |
| Common mode voltage UCM | max. 12 V |
| Internal resistance | ~ 1 MΩ |
| Measuring range | depending on sensor type; preset value is type K, -100…+1370°C |
| Measurement error/uncertainty | < ±0.3% for type K (relative to full scale value; further types see documentation) |
| Input filter | configurable |
| Special features | compensation for the cold junction |
| Technical data | Analog input | Resistance thermometer (RTD) |
|---|---|
| Connection method | 2-, 3-, 4-wire |
| Conversion time | ~ 5 ms |
| Resolution | 16 bit (incl. sign) |
| Sensor types | Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000 |
| Signal type | °C (RTD) |
| Measuring range | -200…+850 °C (Pt sensors); Pt100 default setting |
| Measurement error/uncertainty | < ±0.5°C (Pt sensors in 4-wire connection) |
| Input filter | configurable |
| Technical data | Analog input | Resistance |
|---|---|
| Connection method | 2-, 3-, 4-wire |
| Conversion time | ~ 5 ms |
| Resolution | 16 bit (incl. sign) |
| Sensor types | resistance (20 Ω…4 kΩ) |
| Signal type | Ω |
| Measurement error/uncertainty | < ±0.3% (relative to full scale value) |
| Input filter | configurable |
| Housing data | 8 x M8, 4 x M12 |
|---|---|
| Dimensions (W x H x D) | 30 mm x 126 mm x 26.5 mm |
| Material | PA6 (polyamide) |
| Installation | 2 fixing holes 3.5 mm diameter for M3 |
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