
The ER3184-0002 EtherCAT Box has four analog inputs which can be individually parameterized, so that they process signals either in the -10/0…+10 V or the 0/4…20 mA range. The voltage or input current is digitized with a resolution of 16 bits, and is transmitted (electrically isolated) to the higher-level automation device. The four input channels are single-ended inputs and possess a common, internal ground potential. The input filter and therefore the conversion times are configurable in a wide range. If required, the inputs can be scaled differently, and automatic limit monitoring is also available. EtherCAT is used for parameterization purposes. The parameters are stored in the module.
The EtherCAT Box modules with zinc die-cast housing are ready for use in harsh industrial and process environments. With the fully sealed design and metal surfaces the ER series is ideal for applications requiring enhanced load capacity and protection against weld spatter, for example.
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Technical data | ER3184-0002 |
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Protocol | EtherCAT |
Bus interface | 2 x M8 socket, shielded, screw type |
Number of inputs | 4 (single-ended), 1 per socket |
Input connections | M12 x 1, 5-pin, a-coded |
Signal type | -10/0…+10 V | 0/4…20 mA, parameterizable per channel |
Internal resistance | > 200 kΩ | typ. 85 Ω + diode voltage |
Common-mode voltage UCM | max. 35 V |
Resolution | 16 bit (incl. sign) |
Measurement error/ uncertainty | < ±0.3 % (relative to full scale value) |
Conversion time | ~ 100 µs |
Input filter limit frequency | 5 kHz |
Nominal voltage | 24 V DC (-15 %/+20 %) |
Distributed clocks | yes |
Input filter | configurable |
Sensor supply | from load supply voltage UP |
Current consumption from US | 120 mA |
Power supply connection | feed: 1 x M8 male socket, 4-pin; downstream connection: 1 x M8 female socket, 4-pin |
Electrical isolation | 500 V |
Special features | current or voltage parameterizable |
Operating/storage temperature | -25…+60 °C/-40…+85 °C |
Weight | approx. 265 g |
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 |
Housing data | 8 x M8, 4 x M12 |
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Dimensions (W x H x D) | 30 mm x 126 mm x 26.5 mm |
Material | zinc die-cast |
Installation | 2 fixing holes 3.5 mm diameter for M3 |

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