6ES71446KD500AB0

Data sheet 6ES7144-6KD50-0AB0 SIMATIC DP, ET 200ECO PN, 8 AI RTD/TC; 8x M12, Degree of protection IP67 Supply voltage Rated value (DC) 24 V Reverse polarity protection Yes; against destruction Input current Current consumption, typ. 110 mA Power loss Power loss, typ. 2.8 W Analog inputs Number of analog inputs 8 ● For resistance/resistance thermometer measurement 8 ● For thermocouple measurement 8 Input ranges (rated values), voltages ● -80 mV to +80 mV Yes Input ranges (rated values), thermocouples ● Type E Yes ● Type J Yes ● Type K Yes ● Type N Yes Input ranges (rated values), resistance thermometer ● Ni 100 Yes ● Ni 1000 Yes ● Ni 120 Yes ● Ni 200 Yes ● Ni 500 Yes ● Pt 100 Yes ● Pt 1000 Yes ● Pt 200 Yes ● Pt 500 Yes Input ranges (rated values), resistors ● 0 to 150 ohms Yes ● 0 to 300 ohms Yes ● 0 to 600 ohms Yes ● 0 to 3000 ohms Yes Thermocouple (TC) Temperature compensation — parameterizable 6ES71446KD500AB0 Page 1/2 Yes 1.20.2021 Subject to change without notice © Copyright Siemens — internal temperature compensation Yes — external temperature compensation with Pt100 Yes — external temperature compensation with compensations socket Yes — dynamic reference temperature value Yes — for definable comparison point temperature Yes Cable length ● shielded, max. 30 m Analog value generation for the inputs Analog value display SIMATIC S7 format Measurement principle integrating Integration and conversion time/resolution per channel ● Resolution with overrange (bit including sign), max. 16 bit ● Integration time, parameterizable Yes ● Integration time (ms) 2/16.67/20/100 ms ● Interference voltage suppression for interference frequency f1 in Hz 500 / 60 / 50 / 10 Hz Smoothing of measured values ● parameterizable Yes ● Step: None Yes; 1x cycle time ● Step: low Yes; 4x cycle time ● Step: Medium Yes; 16x cycle time ● Step: High Yes; 64x cycle time Encoder Number of connectable encoders, max. 8 Connection of signal encoders ● for resistance measurement with two-wire connection Yes ● for resistance measurement with three-wire connection Yes ● for resistance measurement with four-wire connection Yes Errors/accuracies Linearity error (relative to input range), (+/-) 0.01 % Temperature error (relative to input range), (+/-) RTD: 0.0005%/°C; TC: 0.0035%/°C Crosstalk between the inputs, min. -85 dB Repeat accuracy in steady state at 25 °C (relative to input range), (+/-) 0.008 % Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency ● Series mode interference (peak value of interference < rated value of input range), min. 46 dB ● Common mode interference, min. 70 dB Interfaces Transmission procedure 100BASE-TX Number of PROFINET interfaces 1 1. Interface Interface types ● integrated switch Yes Interface types M12 port ● Autonegotiation Yes ● Autocrossing Yes ● Transmission rate, max. 100 Mbit/s Protocols Supports protocol for PROFINET IO Yes PROFINET CBA No PROFIsafe No PROFINET IO Device Services 6ES71446KD500AB0 Page 2/3 1.20.2021 Subject to change without notice © Copyright Siemens — Prioritized startup Yes Redundancy mode Media redundancy — MRP Yes Open IE communication ● TCP/IP No ● SNMP Yes ● DCP Yes ● LLDP Yes ● ping Yes ● ARP Yes Interrupts/diagnostics/status information Diagnostics function Yes Alarms ● Diagnostic alarm Yes Diagnoses ● Diagnostic information readable Yes ● Monitoring the supply voltage Yes; green "ON" LED ● Group error Yes; Red/yellow "SF/MT" LED ● Overflow/underflow Yes Potential separation between the load voltages Yes between load voltage and all other switching components No between Ethernet and electronics Yes Potential separation channels ● between the channels No Permissible potential difference Between the inputs and MANA (UCM) 10 Vpp AC Isolation tested with ● 24 V DC circuits 707 V DC (type test) ● Test voltage for interface, rms value [Vrms] 1 500 V; According to IEEE 802.3 Standards, approvals, certificates Suitable for applications according to AMS 2750 Yes Suitable for applications according to CQI-9 Yes Connection method Design of electrical connection 4/5-pin M12 circular connectors Dimensions Width 60 mm Height 175 mm Depth 49 mm Weights Weight, approx. 930 g last modified: 12/19/2020 6ES71446KD500AB0 Page 3/3 1.20.2021 Subject to change without notice © Copyright Siemens