Beckhoff EP3204, Documentation

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EP3314
EP3204 and EP3314 17 Version: 2.2
4.2 Technical data
All values are typical values at 25 °C, unless otherwise stated.
Technical data EP3204-0002
Fieldbus
Fieldbus EtherCAT
Connection 2 x M8 socket, green
Electrical isolation 500 V (fieldbus / IO)
Supply voltages
Connection Feed: 1 x M8 plug, 4-pin, black
Downstream connection: 1 x M8 socket, 4-pin, black
Control voltage U
S
Nominal voltage 24 V
DC
(-15 % / +20 %)
Sum current max. 4 A
1)
Consumers Module electronics: 120 mA
Peripheral voltage U
P
Nominal voltage 24 V
DC
(-15 % / +20 %)
Sum current max. 4 A
1)
Consumers -
Thermocouple inputs
Number 4
Connector 4 x M12 socket
Cable length to thermocouple max. 30 m
Sensor types
• Thermocouples [
}
18]
• Voltages up to ±75 mV
Electrical isolation The measuring channels have a common isolated ground
potential.
Measuring ranges
Thermocouples: depending on type [ } 18] .
Voltage measurement: ±30 mV, ±60 mV, ±75 mV
Measuring error Thermocouple type K: max. ±0.3 %,
relative to the full scale value
Digital resolution 16-bit
Value of an LSB Thermocouple: 0.1 °C
Voltage measurement:
Measuring range 30 mV: 1 µV
Measuring range 60 mV: 2 µV
Measuring range 75 mV: 4 µV
Filter Digital filter. Cut-off frequency (parameterizable) 5 Hz .. 30 kHz.
Conversion time approx. 2.5 s to 20 ms, depending on configuration and filter
setting.
Default: approx. 250 ms
Diagnostics • Open-circuit recognition
• Limit value monitoring
1)
Sum current of consumers and power transmission. This value corresponds to the
current carrying capacity of the connections for the supply voltages.