EL3208 Beckhoff 8-канальный входной терминал PT100 (RTD)

Technical data

EL3208

Number of inputs

8

Power supply

via the E-bus

Technology

Temperature measurement (RTD)

Signal type

differential

Distributed clocks

–

Input filter limit frequency

typ. 1 kHz

Sensor types

PT100, PT200, PT500, PT1000, Ni100, Ni120, Ni1000 resistance measurement (e.g. potentiometer, 10 Ω…1/4 kΩ), KTY sensors (types see documentation)

Connection method

2-wire

Conversion time

approx. 170 ms default setting, 3…1600 ms configurable

Measuring current

< 0.5 mA (load-dependent)

Measuring range

-200…+850 °C (PT sensors); -60…+250 °C (Ni sensors)

Temperature range

-200…+850 °C (PT sensors); -60…+250 °C (Ni sensors)

Resolution

0.1 °C per digit

Measuring error

< ±0.5 °C for PT sensors

Electrical isolation

500 V (E-bus/signal voltage)

Current consumption power contacts

–

Current consumption E-bus

typ. 140 mA

Special features

integrated digital filter, limit value monitoring

Weight

approx. 60 g

Operating/storage temperature

-25…+60 °C/-40…+85 °C

Relative humidity

95 %, no condensation

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. class/installation pos.

IP 20/variable

Approvals/markings

CE, UL