6ES7 331-7KF02-0AB0Simens S7-300 6ES7331-7KF02-0AB0

ANALOG INPUT Module SM 331, FLOATING, 8AI, RESOLUTION 9/12/14 BITS, U/I/THERMOCOUPLE/RESISTANCE ALERT, DIAGNOSTICS; 1X20PIN REMOVE/INSERT with BACKPLANE BUS.

Temperature compensation function.

6ES7331-7KF02-0AB0 and 6ES7331-1KF02-0AB0

Data Technical Comparison

Technical Data 6ES7331-1KF02-0AB0 6ES7331-7KF02-0AB0
Price USD 375.00 USD 578.00
Input current
from backplane bus 5 V DC, max. 90 mA 50 mA
Power loss, typ. 0.4 W 1 W
Analog inputs
Number of analog inputs 8 8
● For resistance measurement 8 4
permissible input voltage for voltage input (destruction limit), max. 30 V; 12 V continuous, 30 V for max. 1 s 20 V; continuous; 75 V for max. 1 s

Input ranges (rated values), voltages

0 to +10 V Yes No
Input resistance (0 to 10 V) 100 kΩ 100 kΩ
1 V to 5 V Yes No
Input resistance (1 V to 5 V) 100 kΩ Yes
1 V to 10 V No 10 MΩ
-1 V to +1 V Yes Yes
Input resistance (-1 V to +1 V) 100 kΩ 100 kΩ
-10 V to +10 V Yes Yes
Input resistance (-10 V to +10 V) 100 kΩ 100 kΩ
 -250 mV to +250 mV No Yes
Input resistance (-5 V to +5 V) 100 kΩ 10 MΩ
-50 mV to +50 mV Yes Yes
Input resistance (-50 mV to +50 mV) 100 kΩ 100 kΩ
 -500 mV to +500 mV Yes No
Input resistance (-500 mV to +500 mV) 100 kΩ Yes
-80 mV to +80 mV No 10 MΩ
Input ranges (rated values), currents
0 to 20 mA Yes Yes
Input resistance (0 to 20 mA) 100 Ω 25 Ω
-10 mA to +10 mA No Yes
-20 mA to +20 mA Yes 25 Ω
Input resistance (-20 mA to +20 mA) 100 Ω Yes
-3.2 mA to +3.2 mA No 25 Ω
4 mA to 20 mA Yes Yes
Input resistance (4 mA to 20 mA) 100 Ω 25 Ω
Input ranges (rated values), thermocouples Input ranges (rated values), thermocouples

Input ranges (rated values), resistance thermometer

Cu 10 No No
 Ni 100 Yes; Standard/climate Yes; Standard
 Input resistance (Ni 100) 100 MΩ 10 MΩ
Ni 1000 Yes No
Input resistance (Ni 1000) 100 MΩ No
LG-Ni 1000 Yes; Standard/climate No
Input resistance (LG-Ni 1000) 100 MΩ No
Ni 200 No Yes; Standard
Ni 500 No 10 MΩ
Pt 100 Yes; Standard/climate No
Input resistance (Pt 100) 100 MΩ No
Pt 1000 No No
Input ranges (rated values), resistors
zero to 150 ohms No Yes
0 to 300 ohms No 10 MΩ
0 to 600 ohms Yes Yes
Input resistance (0 to 600 ohms) 100 MΩ 10 MΩ
0 to 6000 ohms Yes Yes
Input resistance (0 to 6000 ohms) 100 MΩ 10 MΩ
Thermocouple (TC)

Temperature compensation

parameterizable No Yes
 internal temperature compensation No Yes
 external temperature compensation with compensations socket No Yes
Characteristic linearization
● parameterizable Yes Yes
— for thermocouples No Type E, J, K, L, N
— for resistance thermometer yes; Pt100 standard/air con.; Ni100 standard/air con.; Ni1000 standard/air con.; LG-Ni1000 standard/air con. Pt100 (standard, climatic range), Ni100 (standard, climatic range)
Cable length
● shielded, max. 200 m; max. 50 m at 50 mV 200 m; 50 m at 80 mV and thermocouples
Analog value generation for the inputs
Measurement principle integrating integrating
Integration and conversion time/resolution per channel
Resolution with overrange (bit including sign), max. 13 bit 15 bit; Unipolar: 9/12/12/14 bit; bipolar: 9 bit + sign/12 bit + sign/12 bit + sign/14 bit + sign
Integration time, parameterizable Yes; 60 / 50 ms Yes; 2,5 / 16,67 / 20 / 100 ms
Basic conversion time (ms) 66 / 55 ms 3 / 17 / 22 / 102 ms
Interference voltage suppression for interference frequency f1 in Hz 50 / 60 Hz 400 / 60 / 50 / 10 Hz

Interrupts/diagnostics/status information

Diagnostic functions No Yes; Parameterizable
Alarms
Diagnostic alarm No Yes; Parameterizable, channels 0 and 2
Limit value alarm No Yes; Parameterizable
Diagnostic messages
Diagnostic information readable No Yes
Indication LED
Group error SF (red) No Yes
Potential separation
Potential separation analog inputs
between the channels and backplane bus Yes Yes
Isolation
Isolation tested with 500 V DC 500 V DC
Connection method
required front connector 40-pin 20-pin

Dimensions

Width 40 mm 40 mm
Height 125 mm 125 mm
Depth 117 mm 117 mm
Weight, approx. 250 g 250 g

6ES7331-7KF02-0AB0