Name: Siemens Analog Input SM 1231, 4AI 16bit - 6ES7231-5ND32-0XB0
Brand: Siemens
SKU: 6ES7231-5ND32-0XB0
Availability: OutOfStock

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Siemens Analog Input SM 1231, 4AI 16bit - 6ES7231-5ND32-0XB0

SIMATIC S7-1200, Analog input, SM 1231, 4 AI, +/-10 V, +/-5 V, +/-2.5 V, +/-1.25 or 0-20 mA/4-20 mA, 15 bit+sign bit...

Brand: Siemens
Product Code: 6ES7231-5ND32-0XB0
Availability: Check availability

Price on request

Description
Specification

SIMATIC S7-1200, Analog input, SM 1231, 4 AI, +/-10 V, +/-5 V, +/-2.5 V, +/-1.25 or 0-20 mA/4-20 mA, 15 bit+sign bit

General information
Product type designation	SM 1231, AI 4x16 bit
Supply voltage
Rated value (DC)	24 V
Input current
Current consumption, typ.	65 mA
from backplane bus 5 V DC, typ.	80 mA
Power loss
Power loss, typ.	1.8 W
Analog inputs
Number of analog inputs	4; Current or voltage differential inputs
permissible input voltage for voltage input (destruction limit), max.	±35 V
permissible input current for current input (destruction limit), max.	40 mA
Cycle time (all channels) max.	100 µs
Input ranges
● Voltage	Yes; ±10V, ±5V, ±2.5V or ±1.25V
● Current	Yes; 4 to 20 mA, 0 to 20 mA
● Thermocouple	No
● Resistance thermometer	No
● Resistance	No
Input ranges (rated values), voltages
● -1.25 V to +1.25 V	Yes
● -10 V to +10 V	Yes
— Input resistance (-10 V to +10 V)	≥1 MOhm
● -2.5 V to +2.5 V	Yes
— Input resistance (-2.5 V to +2.5 V)	≥1 MOhm
● -5 V to +5 V	Yes
— Input resistance (-5 V to +5 V)	≥1 MOhm
Input ranges (rated values), currents
● 0 to 20 mA	Yes
● 4 mA to 20 mA	Yes
Analog value generation for the inputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max.	15 bit; + sign
● Integration time, parameterizable	Yes
● Interference voltage suppression for interference frequency f1 in Hz	40 dB, DC to 60 V for interference frequency 50 / 60 Hz
Smoothing of measured values
● parameterizable	Yes
● Step: None	Yes
● Step: low	Yes
● Step: Medium	Yes
● Step: High	Yes
Errors/accuracies
Temperature error (relative to input range), (+/-)	25 °C ±0.1% / ±0.3% total measurement range
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-)	0.1 %
● Current, relative to input range, (+/-)	0.1 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
● Common mode voltage, max.	12 V
Interrupts/diagnostics/status information
Alarms	Yes
Diagnostics function	Yes
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