Technical data EL4374

Inputs

2

Function

Voltage/current measurement

Wiring

2-wire

Ground reference

single-ended

Max. sampling rate

min. 500 µs (max. 2 ksps) per channel

Sampling type

Multiplexer, approx. 60 µs delay between Ch1 / Ch2

Internal resistance

Voltage mode: > 200 kΩ | Current mode: 100 Ω typ.

Input filter cut-off frequency

1.2 kHz (-3 dB, 1st order low-pass)

Settling time

3 ms typ. (0…90 %)

Dielectric strength

Voltage, current: max. ±30 V to GND (temporary and permanent)

Overcurrent protection

Current: < 50 mA typ.

Measuring range, nominal

-10 V / 0 V…+10 V | -20 mA / 0 mA / +4 mA…+20 mA (FSV_nom)

Measuring range, technical

-10,73 V…+10,73 V | -21,47 mA…+21,47 mA (FSV_techn)

Resolution

16 bit (including sign)

Conversion method

SAR

Measuring error/ uncertainty

Voltage: < ±0,15 %_FSV typ. (bei 25 °C ±5 °C, otherwise < ±0,3 %) ¹⁾
Current: < ±0,15 %_FSV typ. (bei 25 °C ±5 °C, otherwise < ±0,3 %) ¹⁾

Temperature coefficient

Tk_Gain: 50 ppm_FSV/K typ. ¹⁾

Noise

Voltage: ±0,9 mV / 90 ppm_FSV (with 50 Hz filter) ¹⁾
Current: ±1,7 µA / 85 ppm_FSV (with 50 Hz filter) ¹⁾

Channel crosstalk

Voltage: typ. < -70 dB ¹⁾ | Current: typ. < -70 dB ¹⁾

Largest short-term deviation during a specified electrical interference test

±1 %_FSV typ.

Electrical isolation channel/channel

no

Number of outputs

2

Function

Voltage/current output

Wiring

2-wire

Ground reference

single-ended

Output rate

min. 500 µs (max. 2 ksps) per channel

Sampling type

Multiplex, 30 µs Delay between Ch3 / Ch4

Load

Voltage: > 2 kΩ (short-circuit proof) | Current: < 750 Ω

Output range, nominal

-10 V / 0 V…+10 V | -20 mA / 0 mA / +4 mA…+20 mA (FOV_nom)

Output range, technical

-10,73 V…+10,73 V | -21,47 mA…+21,47 mA (FOV_techn)

Resolution

16 bit (including sign)

Output error / uncertainty

< ±0.07 %_FOV typ. (voltage and current, at 25 °C ±5 °C, otherwise < ±0.1 %_FOV, with averaging) ¹⁾

Temperature coefficient

Tk_Gain: 10 ppm/K typ. ¹⁾

Noise

Voltage: ±0.005 %_FOV typ. (in the range 0…5 kHz) ¹⁾
Current: ±0.017%_FOV typ. (in the range 0...5 kHz, at 200 Ω) ¹⁾

Channel crosstalk

Voltage: < -70 dB typ. ¹⁾ | Current: < -60 dB typ. ¹⁾

Load type

Ohmic

Electrical isolation channel/channel

no

Power supply

via power contacts, 24 V DC (-15 % / +20 %)

Distributed Clocks

–

Electrical isolation
Channel/E-bus:

functional separation 707 V DC (type test)

Current consumption power contacts

60 mA typ. (required for operation of the outputs, specification at full load, additional current requirement at +24 V/0 V connected loads)

Current consumption via E-bus

typ. 90 mA

Min. EtherCAT cycle time

50 µs

Special features

107 % measuring range/output range, output diagnostics

Weight

approx. 55 g

Operating/storage temperature

0 °C…+55 °C / -25 °C…+85 °C

Relative humidity

95 % no condensation

EMC immunity/emission

conforms to EN 61000-6-2/EN 61000-6-4

Vibration/shock resistance

conforms to EN 60068-2-6/EN 60068-2-27

Protection rating/installation position

IP20/any

Approvals/markings^*)

CE