Siemens S7-1200, analog Input SM 1231 TC, 4 AI - 6ES7231-5QD32-0XB0

Siemens S7-1200, analog Input SM 1231 TC, 4 AI - 6ES7231-5QD32-0XB0

SIMATIC S7-1200, Analog input, SM 1231 TC, 4 AI thermocouples...

Brand: Siemens
Product Code: 6ES7231-5QD32-0XB0
Availability: Check availability
Price on request
SIMATIC S7-1200, Analog input, SM 1231 TC, 4 AI thermocouples
General information
Product type designation SM 1231, AI 4x16 bit TC
Supply voltage
Rated value (DC) 24 V
Input current
Current consumption, typ. 40 mA
from backplane bus 5 V DC, typ. 80 mA
Power loss
Power loss, typ. 1.5 W
Analog inputs
Number of analog inputs 4; Thermocouples
permissible input voltage for voltage input (destruction limit), max. ±35 V
Technical unit for temperature measurement adjustable Degrees Celsius/degrees Fahrenheit
Input ranges
● Voltage Yes
● Current No
● Thermocouple Yes; J, K, T, E, R, S, N, C, TXK/XK(L); voltage range: ±80 mV
● Resistance thermometer No
● Resistance No
Input ranges (rated values), voltages
● -80 mV to +80 mV Yes
— Input resistance (-80 mV to +80 mV) ≥1 MOhm
Input ranges (rated values), thermocouples
● Type B Yes
● Type C Yes
● Type E Yes
● Type J Yes
● Type K Yes
● Type N Yes
● Type R Yes
● Type S Yes
● Type T Yes
● Type TXK/TXK(L) to GOST Yes
Thermocouple (TC)
Temperature compensation
— parameterizable No
Analog value generation for the inputs
Measurement principle integrating
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. 15 bit; + sign
● Integration time, parameterizable No
● Interference voltage suppression for interference frequency f1 in Hz 85 dB at 50 / 60 / 400 Hz
Smoothing of measured values
● parameterizable Yes
Errors/accuracies
Temperature error (relative to input range), (+/-) 25 °C ±0.1%, to 55 °C ±0.2% total measurement range
Repeat accuracy in steady state at 25 °C (relative to output range), (+/-) 0.5 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
● Common mode interference, min. 120 dB
Interrupts/diagnostics/status information
Alarms Yes
Diagnostics function Yes; Can be read out
Alarms
● Diagnostic alarm Yes
Diagnoses
● Monitoring the supply voltage Yes
● Wire-break Yes
Diagnostics indication LED
● for status of the inputs Yes
● for maintenance Yes
Degree and class of protection
IP degree of protection IP20
Standards, approvals, certificates
CE mark Yes
CSA approval Yes
UL approval Yes
cULus Yes
FM approval Yes
RCM (formerly C-TICK) Yes
KC approval Yes
Marine approval Yes
Ambient conditions
Free fall
● Fall height, max. 0.3 m; five times, in product package
Ambient temperature during operation

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