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Siemens - 6ES7331-7PF01-0AB0

Siemens - 6ES7331-7PF01-0AB0

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SIMATIC S7-300 SM 331 8 AI 16 (intern 24) BIT

Supply voltage
Load voltage L+
Rated value (DC) 24 V
Reverse polarity protection Yes
Input current
from load voltage L+ (without load), max. 240 mA
from backplane bus 5 V DC, max. 100 mA
Power loss
Power loss, typ. 4.6 W
Analog inputs
Number of analog inputs 8
For resistance measurement 8
permissible input voltage for voltage input (destruction limit), max. 75 V; 35 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)
Input ranges
Voltage No
Current No
Thermocouple No
Resistance thermometer Yes
Resistance Yes
Input ranges (rated values), voltages
0 to +10 V No
1 V to 5 V No
1 V to 10 V No
-1 V to +1 V No
-10 V to +10 V No
-2.5 V to +2.5 V No
-250 mV to +250 mV No
-5 V to +5 V No
-50 mV to +50 mV No
-500 mV to +500 mV No
-80 mV to +80 mV No
Input ranges (rated values), currents
0 to 20 mA No
-10 mA to +10 mA No
-20 mA to +20 mA No
-3.2 mA to +3.2 mA No
4 mA to 20 mA No
Input ranges (rated values), thermocouples
Type B No
Type C No
Type E No
Type J No
Type K No
Type L No
Type N No
Type R No
Type S No
Type T No
Type U No
Type TXK/TXK(L) to GOST No
Input ranges (rated values), resistance thermometer
Cu 10 Yes
Ni 100 Yes
Ni 1000 Yes
LG-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
Characteristic linearization
parameterizable Yes
for resistance thermometer Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10; (standard/climate)
Cable length
shielded, max. 200 m
Analog value generation for the inputs
Integration and conversion time/resolution per channel
Resolution with overrange (bit including sign), max. 16 bit; Two's complement
Integration time, parameterizable Yes
Basic conversion time (ms) up to 4 channels: 10 ms per module, over 5 channels: 190 ms per module, 8 channels: 80 ms
Interference voltage suppression for interference frequency f1 in Hz 400 / 60 / 50 Hz
Encoder
Connection of signal encoders
for resistance measurement with two-wire connection Yes; without resistance correction
for resistance measurement with three-wire connection Yes
for resistance measurement with four-wire connection Yes
Errors/accuracies
Operational error limit in overall temperature range
Resistance, relative to input range, (+/-) 0.1 %
Resistance thermometer, relative to input range, (+/-) ±1 K
Basic error limit (operational limit at 25 °C)
Resistance, relative to input range, (+/-) 0.05 %
Resistance thermometer, relative to input range, (+/-) ±0.5 K
Interrupts/diagnostics/status information
Diagnostics function Yes; Parameterizable
Alarms
Diagnostic alarm Yes; Parameterizable per group
Limit value alarm Yes; Parameterizable
Hardware interrupt Yes; Parameterizable, channels 0 to 7
Diagnoses
Diagnostic information readable Yes
Diagnostics indication LED
Group error SF (red) Yes
Potential separation
Potential separation analog inputs
between the channels Yes
between the channels, in groups of 2
between the channels and backplane bus Yes
between the channels and the power supply of the electronics Yes
Isolation
Isolation tested with 500 V DC
connection method
required front connector 40-pin
Dimensions
Width 40 mm
Height 125 mm
Depth 120 mm
Weights
Weight, approx. 272 g
Approvals / Certificates
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