KCD2-STC-Ex1.2O.ES SMART Transmitter Power Supply

Teknik Veriler

Signal type

Analog input

Safety Integrity Level (SIL)

SIL 3

Systematic capability (SC)

SC 3

Connection

Power Rail or terminals 9+, 10-

Rated voltage

U r 19 ... 30 V DC

Ripple

within the supply tolerance

Power dissipation

approx. 1.4 W at 20 mA transfer current, 250 Ω in both outputs

Power consumption

2 W

Connection side

field side

Input signal

0/4 ... 20 mA

Voltage drop

terminals 3, 4: ≤ 6.1 V at 20 mA

Short-circuit current

terminals 1+, 2-: 25 mA

Input resistance

terminals 1+, 2-: max. 500 Ω (BRAIN) (250 Ω load)

Available voltage

terminals 1+, 2-: ≥ 16 V at 20 mA , ≥ 18.5 V at 4 mA

Load

channel 1: 0 ... 500 Ω (20 mA)/> 1 MΩ (5 V) channel 2: 0 ... 500 Ω (20 mA)/> 1 MΩ (5 V)

Output signal

0/4 ... 20 mA or 0/1 ... 5 V

Deviation

I out < 20 µA (0.1 %); V out < 10 mV (0.2 %) incl. calibration, linearity, hysteresis and fluctuation of supply voltage, at 20 °C (68 °F), 0/4 ... 20 mA, 0/1 ... 5 V

Influence of ambient temperature

current output: 0.25 µA/K voltage output: 80 µV/K

Frequency range

field side into the control side: bandwidth with 0.5 V pp signal 0 ... 6 kHz (-3 dB) control side into the field side: bandwidth with 0.5 V pp signal 0.3 ... 6 kHz (-3 dB)

Settling time

6 ms

Rise time/fall time

2 ms

Output/power supply

functional insulation, rated insulation voltage 50 V AC

Output/Output

functional insulation, rated insulation voltage 50 V AC

Display elements

LED