Analog input module SM 331

	6ES7 331-7KF02-0AB0	6ES7 331-7HF01-0AB0	6ES7 331-1KF02-0AB0	6ES7 331-7KB02-0AB0
Supply voltages
Load voltage L+
Rated value (DC)	24 V	24 V		24 V
Reverse polarity protection	Yes	Yes		Yes
Current consumption
from load voltage L+ (without load), max.	200 mA	50 mA		80 mA
from backplane bus 5 V DC, max.	50 mA	60 mA	90 mA	50 mA
Power losses
Power loss, typ.	1 W	1.5 W	0.4 W	1.3 W
Connection method
required front connector	20-pin	20-pin	40-pin	20-pin
Isochronous mode
Isochronous mode	No	Yes	No	No
Analog inputs
Number of analog inputs	8	8	8	2
Number of analog inputs for resistance measurement	4		8	1
Cable length, shielded, max.	200 m; 50 m at 80 mV and thermocouples	200 m	200 m; max. 50 m at 50 mV	200 m; 50 m at 80 mV and thermocouples
Input ranges (rated values), voltages
0 to +10 V	No	No	Yes	No
1 to 5 V	Yes	Yes	Yes	Yes
1 to 10 V	No	Yes	No	No
-1 V to +1 V	Yes	Yes	Yes	Yes
-10 V to +10 V	Yes	Yes	Yes	Yes
-2.5 V to +2.5 V	Yes	No	No	Yes
-250 mV to +250 mV	Yes	No	No	Yes
-5 V to +5 V	Yes	Yes	Yes	Yes
-50 mV to +50 mV	No	No	Yes	No
-500 mV to +500 mV	Yes	Yes	Yes	Yes
-80 mV to +80 mV	Yes	Yes	No	Yes
Input ranges (rated values), currents
0 to 20 mA	Yes	Yes	Yes	Yes
-10 to +10 mA	Yes		No	Yes
-20 to +20 mA	Yes	Yes	Yes	Yes
-3.2 to +3.2 mA	Yes	No	No	Yes
4 to 20 mA	Yes	Yes	Yes	Yes
Input ranges (rated values), thermoelements
Type B	No	No	No
Type E	Yes	No	No	Yes
Type J	Yes	No	No	Yes
Type K	Yes	No	No	Yes
Type L	No	No	No	No
Type N	Yes	No	No	Yes
Type R	No	No	No	No
Type S	No	No	No	No
Type T	No	No	No	No
Type U	No	No	No	No
Type TXK/TXK(L) to GOST	No	No	No	No
Input ranges (rated values), resistance thermometers
Cu 10	No	No	No	No
Ni 100	Yes; Standard	No	Yes; Standard/climate	Yes
Ni 1000	No	No	Yes
LG-Ni 1000	No		Yes; Standard / climate
Ni 120	No		No
Ni 200	No		No
Ni 500	No		No
Pt 100	Yes; Standard		Yes; Standard / climate	Yes
Pt 1000	No		No
Pt 200	No		No
Pt 500	No		No
Input ranges (rated values), resistors
0 to 150 ohms	Yes	No	No	Yes
0 to 300 ohms	Yes	No	No	Yes
0 to 600 ohms	Yes	No	Yes	Yes
0 to 6000 ohms	No	No	Yes	No
Voltage input
permissible input voltage for voltage input (destruction limit), max.	20 V; continuous; 75 V for max. 1 s (mark to space ratio 1:20)	20 V; 20 V DC permanent, 75 V DC for max. 1 s (duty factor 1:20)	30 V; 12 V continuous, 30 V for max. 1 s	20 V; continuous; 75 V for max. 1 s (mark to space ratio 1:20)
Current input
permissible input current for current input (destruction limit), max.	40 mA	40 mA	40 mA	40 mA
Characteristic linearization
parameterizable	Yes		Yes	Yes
for thermocouples	Type E, J, K, L, N			Type E, J, K, L, N
for resistance thermometer	Pt100 (standard, climatic range), Ni100 (standard, climatic range)		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)
Temperature compensation
Temperature compensation parameterizable	Yes			Yes
internal temperature compensation	Yes			Yes
external temperature compensation with compensations socket	Yes			Yes
Analog value creation
Measurement principle	integrating	Actual value encryption	integrating	integrating
Integrations and conversion time/ resolution per channel
Resolution with overrange (bit including sign), max.	15 bit; Unipolar: 9/12/12/14 bits; bipolar: 9 bits + sign/12 bits + sign/12 bits + sign/14 bits + sign	14 bit; Unipolar: 14 bits; bipolar: 13 bits + sign	13 bit	15 bit; Unipolar: 9/12/12/14 bits; bipolar: 9 bits + sign/12 bits + sign/12 bits + sign/14 bits + sign
Integration time, parameterizable	Yes; 2.5/ 16.67/ 20/ 100 ms	Yes	Yes; 60 / 50 ms	Yes; 2.5/ 16.67/ 20/ 100 ms
Basic conversion time, ms		52 µs per channel	66 / 55 ms
Basic conversion time, including integration time, ms	3/ 17/ 22/ 102 ms		66 / 55 ms	6/ 34/ 44/ 204 ms
Interference voltage suppression for interference frequency f1 in Hz	400 / 60 / 50 / 10 Hz	400 / 60 / 50 / 10 Hz	50 / 60 Hz	400 / 60 / 50 / 10 Hz
Encoder
Connection of signal encoders
for current measurement as 2-wire transducer	Yes	Yes	Yes; with external supply	Yes
for current measurement as 4-wire transducer	Yes	Yes	Yes	Yes
for resistance measurement with 2-conductor connection	Yes		Yes	Yes
for resistance measurement with 3-conductor connection	Yes		Yes	Yes
for resistance measurement with 4-conductor connection	Yes		Yes	Yes
Errors/accuracies
Operational limit in overall temperature range
Voltage, relative to input area	+/- 1 %; +/-1% (80 mV); +/-0.6% (250 to 1000 mV); +/-0.8% (2.5 to 10 V)	+/- 0,4 %	+/- 0,6 %; +/-0.6% (+/-5 V, 10 V, 1 to 5 V, 0 to 10 V); +/-0.5% (+/-50 mV, 500 mV, 1 V)	+/- 1 %; +/-1% (80 mV); +/-0.6% (250 to 1000 mV); +/-0.8% (2.5 to 10 V)
Current, relative to input area	+/- 0,7 %; from 3.2 to 20 mA	+/- 0,3 %	+/- 0,5 %; +/-20 mA, 0 to 20 mA, 4 to 20 mA	+/- 0,7 %; from 3.2 to 20 mA
Impedance, relative to input area	+/- 0,7 %; 150, 300, 600 Ohm		+/- 0,5 %; 0 to 6 kohms, 0 to 600 kohms	+/- 0,7 %; 150, 300, 600 Ohm
Resistance-type thermometer, relative to input area	+/- 0,7 %; +/-0.7% (Pt100/ Ni100); +/-0.8% (Pt100 climate)		1 Kelvin (Pt100, Ni100, climatic; Ni1000, LG-Ni1000, standard; Ni1000, LG-Ni1000, climatic); 1.2 Kelvin (Pt100, Ni100, standard)	+/- 0,7 %; +/-0.7% (Pt100/ Ni100); +/-0.8% (Pt100 climate)
Basic error limit (operational limit at 25 °C)
Voltage, relative to input area	+/- 0,6 %; +/-0.4% (250 to 1000 mV); +/-0.6% (2.5 to 10 mV); +/-0.7% (80 mV)	+/- 0,25 %	+/- 0,4 %; 0.4% (+/-5 V, 10 V, 1 to 5 V, 0 to 10 V); 0.3% (+/-50 mV, 500 mV, 1 V)	+/- 0,6 %; +/-0.6% (80 mV, 2.5 to 10 V); +/-0.4% (250 to 1000 mV)
Current, relative to input area	+/- 0,5 %; 3.2 to 20 mA	+/- 0,2 %	+/- 0,3 %; +/-20 mA, 0 to 20 mA, 4 to 20 mA	+/- 0,5 %; 3.2 to 20 mA
Impedance, relative to input area	+/- 0,5 %; 150, 300, 600 Ohm		+/- 0,3 %; 0 to 6 kohms, 0 to 600 kohms	+/- 0,5 %; 150, 300, 600 Ohm
Resistance-type thermometer, relative to input area	+/- 0,6 %; +/-0.5% (Pt100/ Ni100); +/-0.6% (Pt100 climate)		1 Kelvin (Pt100, Ni100, standard); 0.8 Kelvin (Pt100, Ni100, climatic; Ni1000, LG-Ni1000, standard; Ni1000, LG-Ni1000, climatic)	+/- 0,6 %; +/-0.5% (Pt100/ Ni100); +/-0.6% (Pt100 climate)
Interrupts/diagnostics/status information
Alarms
Diagnostic alarm	Yes; Parameterizable, channels 0 and 2	Yes; Parameterizable	No	Yes
Limit value alarm	Yes; Parameterizable	Yes; Parameterizable, channels 0 and 2	No	Yes; Parameterizable, channel 0
Diagnoses
Diagnostic information readable	Yes	Yes	No	Yes
Isolation
Isolation checked with	500 VDC	500 VDC	500 VDC	500 VDC
Galvanic isolation
Galvanic isolation analog inputs
between the channels	No	No	No	No
between the channels and the backplane bus	Yes	Yes	Yes	Yes
Dimensions and weight
Dimensions
Width	40 mm	40 mm	40 mm	40 mm
Height	125 mm	125 mm	125 mm	125 mm
Depth	120 mm	120 mm	117 mm	120 mm
Weight
Weight, approx.	250 g	200 g	250 g	250 g

	6ES7 331-7PF01-0AB0	6ES7 331-7PF11-0AB0	6ES7 331-7PE10-0AB0	6ES7 331-7NF00-0AB0	6ES7 331-7NF10-0AB0
Supply voltages
Load voltage L+
Rated value (DC)	24 V	24 V			24 V
Reverse polarity protection	Yes	Yes			Yes
Current consumption
from load voltage L+ (without load), max.	240 mA	200 mA			200 mA
from backplane bus 5 V DC, max.	100 mA	100 mA	100 mA	130 mA	100 mA
Power losses
Power loss, typ.	4.6 W	3 W	2.2 W	0.6 W	3 W
Connection method
required front connector	40-pin	40-pin	1x 40-pin	40-pin	40-pin
Isochronous mode
Isochronous mode	No	No	No	No	No
Analog inputs
Number of analog inputs	8	8	6	8	8
Number of analog inputs for resistance measurement	8
Cable length, shielded, max.	200 m	100 m	200 m	200 m	200 m
Input ranges (rated values), voltages
0 to +10 V	No	No		No	No
1 to 5 V	No	No		Yes	Yes
1 to 10 V	No	No		No	No
-1 V to +1 V	No	No	Yes	No	No
-10 V to +10 V	No	No		Yes	Yes
-2.5 V to +2.5 V	No	No		No	No
-250 mV to +250 mV	No	No	Yes	No	No
-5 V to +5 V	No	No		Yes	Yes
-50 mV to +50 mV	No	No	Yes	No	No
-500 mV to +500 mV	No	No	Yes	No	No
-80 mV to +80 mV	No	No	Yes	No	No
Input ranges (rated values), currents
0 to 20 mA	No	No		Yes	Yes
-10 to +10 mA	No	No
-20 to +20 mA	No	No		Yes	Yes
-3.2 to +3.2 mA	No	No		No	No
4 to 20 mA	No	No		Yes	Yes
Input ranges (rated values), thermoelements
Type B	No	Yes	Yes	No	No
Type E	No	Yes	Yes	No	No
Type J	No	Yes	Yes	No	No
Type K	No	Yes	Yes	No	No
Type L	No	Yes	Yes	No	No
Type N	No	Yes	Yes	No	No
Type R	No	Yes	Yes	No	No
Type S	No	Yes	Yes	No	No
Type T	No	Yes	Yes	No	No
Type U	No	Yes	Yes	No	No
Type TXK/TXK(L) to GOST	No	Yes	Yes	No	No
Input resistance (Type TXK/TXK(L) to GOST)			10 MΩ
Input ranges (rated values), resistance thermometers
Cu 10	Yes	No		No	No
Ni 100	Yes	No		No	No
Ni 1000	Yes	No		No	No
LG-Ni 1000	Yes	No		No	No
Ni 120	Yes	No		No	No
Ni 200	Yes	No		No	No
Ni 500	Yes	No		No	No
Pt 100	Yes	No		No	No
Pt 1000	Yes	No		No	No
Pt 200	Yes	No		No	No
Pt 500	Yes	No		No	No
Input ranges (rated values), resistors
0 to 150 ohms	Yes	No		No	No
0 to 300 ohms	Yes	No		No	No
0 to 600 ohms	Yes	No		No	No
0 to 6000 ohms		No		No	No
Voltage input
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)	75 V; 20 V DC permanent, 75 V DC for max. 1 s (duty factor 1:20)	35 V; 35 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)	50 V; permanent	75 V; 35 V continuous, 75 V for max. 1 s (mark to space ratio 1:20)
Current input
permissible input current for current input (destruction limit), max.				32 mA	40 mA
Characteristic linearization
parameterizable	Yes	Yes	Yes
for thermocouples		Type B, E, J, K, L, N, R, S. T, U, C	Type B, E, J, K, L, N, R, S. T, U, C, TXK, XK(L)
for resistance thermometer	Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10; (standard/climate)
Temperature compensation
Temperature compensation parameterizable		Yes	Yes
internal temperature compensation		Yes	Yes
external temperature compensation with compensations socket		Yes	Yes
external temperature compensation with Pt100		Yes	Yes
Analog value creation
Measurement principle	integrating	integrating	integrating	integrating	integrating
Integrations and conversion time/ resolution per channel
Resolution with overrange (bit including sign), max.	16 bit; Two's complement	16 bit; Two's complement	16 bit; Two's complement	16 bit; Unipolar: 15/15/15/15 bits; bipolar: 15 bits + sign/15 bits + sign/15 bits + sign/15 bits + sign	16 bit; Unipolar: 15/15/15/15 bits; bipolar: 15 bits + sign/15 bits + sign/15 bits + sign/15 bits + sign
Integration time, parameterizable	Yes	Yes	Yes	Yes; 10/ 16.67/ 20/ 100 ms	Yes; 23/ 72/ 83/ 95 ms
Basic conversion time, ms	up to 4 channels: 10 ms per module, over 5 channels: 190 ms per module, 8 channels: 80 ms	up to 4 channels: 10 ms per module, as of 5 channels: 190 ms per module	30 / 50 / 60 / 300		10 ms (4-channel mode); 95/83/72/23 ms (8-channel mode)
Integration time, ms			10 / 16,67 / 20 / 100
Interference voltage suppression for interference frequency f1 in Hz	400 / 60 / 50 Hz	400 / 60 / 50 Hz		400 / 60 / 50 / 10 Hz	400 / 60 / 50 Hz, combinations of 400, 60, 50 Hz
Encoder
Connection of signal encoders
for current measurement as 2-wire transducer				Yes; with external transmitter; possible with separate supply for transmitter	Yes; with external transmitter, current supply; possible with separate supply for transmitter
for current measurement as 4-wire transducer				Yes	Yes
for resistance measurement with 2-conductor connection	Yes; without resistance correction
for resistance measurement with 3-conductor connection	Yes
for resistance measurement with 4-conductor connection	Yes
Errors/accuracies
Operational limit in overall temperature range
Voltage, relative to input area		+/- 1 K	+/- 1 %/K	+/- 0,1 %; +/-0.7%	+/- 0,1 %
Current, relative to input area				+/- 0,3 %; +/-0.9%	+/- 0,1 %
Impedance, relative to input area	+/- 0,1 %
Resistance-type thermometer, relative to input area	+/- 1 K
Basic error limit (operational limit at 25 °C)
Voltage, relative to input area				+/- 0,05 %	+/- 0,05 %
Current, relative to input area				+/- 0,05 %	+/- 0,05 %
Impedance, relative to input area	+/- 0,05 %
Resistance-type thermometer, relative to input area	+/- 0.5 K
Interrupts/diagnostics/status information
Alarms
Diagnostic alarm	Yes; Parameterizable per group	Yes; Parameterizable per group	Yes; Channel by channel	Yes; Parameterizable	Yes; Parameterizable
Limit value alarm	Yes; Parameterizable	Yes; Parameterizable	Yes; Parameterizable	Yes; Parameterizable, channels 0 and 2	Yes; Parameterizable all channels (end of cycle interrupt is also supported across modules)
Diagnoses
Diagnostic information readable	Yes	Yes	Yes	Yes	Yes
Isolation
Isolation checked with	500 VDC	500 VDC		500 VDC	500 V AC
Galvanic isolation
Galvanic isolation analog inputs
between the channels	No	No	Yes	No	No
between the channels, in groups of	2	2	1	2	2
between the channels and the backplane bus	Yes	Yes	Yes	Yes	Yes
Dimensions and weight
Dimensions
Width	40 mm	40 mm	40 mm	40 mm	40 mm
Height	125 mm	125 mm	125 mm	125 mm	125 mm
Depth	120 mm	120 mm	120 mm	120 mm	120 mm
Weight
Weight, approx.	272 g	272 g	272 g	272 g	272 g