Siemens 6ES7331-7KF02-0AB0

Alarms
Diagnostic alarm	Yes; Parameterizable, channels 0 and 2

Alarms
Limit value alarm	Yes; Parameterizable

Analog inputs
Number of analog inputs	8

Analog inputs
For resistance measurement	4

Analog inputs
Constant measurement current for resistance-type transmitter, ty	1.67mA
permissible input current for current input (destruction limit),	40mA
permissible input voltage for voltage input (destruction limit),	20V; continuous; 75 V for max. 1 s (mark to space ratio 1:20)

Basic error limit (operational limit at 25 C)
Current, relative to input range, (+/-)	0.5%; 3.2 to 20 mA
Resistance thermometer, relative to input range, (+/-)	0.6%;
Resistance, relative to input range, (+/-)	0.5%; 150, 300, 600 Ohm
Thermocouple, relative to input range, (+/-)	0.7%; Type E, N, J, K, L
Voltage, relative to input range, (+/-)	0.6%;

Cable length
shielded, max	200m; 50 m at 80 mV and thermocouples

Characteristic linearization
parameterizable	Yes

Characteristic linearization
for resistance thermometer	Pt100 (standard, climatic range), Ni100 (standard, climatic range)
for thermocouples	Type E, J, K, L, N

connection method / header
required front connector	20-pin

Connection of signal encoders
for current measurement as 2-wire transducer	Yes
for current measurement as 4-wire transducer	Yes
for resistance measurement with four-wire connection	Yes
for resistance measurement with three-wire connection	Yes
for resistance measurement with two-wire connection	Yes
for voltage measurement	Yes

Diagnoses
Diagnostic information readable	Yes

Diagnostics indication LED
Group error SF (red)	Yes

Dimensions
Depth	117mm
Height	125mm
Width	40mm

Input current
from backplane bus 5 V DC, max	50mA

Input current
from load voltage L+ (without load), max	30mA

Input ranges
Resistance	Yes
Thermocouple	Yes

Input ranges
Current	Yes
Resistance thermometer	Yes
Voltage	Yes

Input ranges (rated values), currents
4 mA to 20 mA	Yes

Input ranges (rated values), currents
-10 mA to +10 mA	Yes
-3.2 mA to +3.2 mA	Yes

Input ranges (rated values), currents
0 to 20 mA	Yes

Input ranges (rated values), currents
Input resistance (-10 mA to +10 mA)	25Ω
Input resistance (-20 mA to +20 mA)	25Ω
Input resistance (-3.2 mA to +3.2 mA)	25Ω
Input resistance (0 to 20 mA)	25Ω
Input resistance (4 mA to 20 mA)	25Ω

Input ranges (rated values), currents
-20 mA to +20 mA	Yes

Input ranges (rated values), resistance thermometer
Input resistance (Ni 100)	10MΩ

Input ranges (rated values), resistance thermometer
Cu 10	No
Ni 100	Yes; Standard
Ni 1000	No

Input ranges (rated values), resistors
0 to 6000 ohms	No

Input ranges (rated values), resistors
Input resistance (0 to 150 ohms)	10MΩ
Input resistance (0 to 300 ohms)	10MΩ
Input resistance (0 to 600 ohms)	10MΩ

Input ranges (rated values), resistors
0 to 150 ohms	Yes
0 to 300 ohms	Yes
0 to 600 ohms	Yes

Input ranges (rated values), thermocouples
Input resistance (Type E)	10MΩ
Input resistance (type J)	10MΩ
Input resistance (Type K)	10MΩ
Input resistance (Type L)	10MΩ
Input resistance (Type N)	10MΩ

Input ranges (rated values), thermocouples
Type L	Yes
Type U	No

Input ranges (rated values), thermocouples
Type B	No
Type C	No
Type E	Yes
Type J	Yes
Type K	Yes
Type N	Yes
Type R	No
Type S	No
Type T	No
Type TXK/TXK(L) to GOST	No

Input ranges (rated values), voltages
0 to +10 V	No

Input resistance (-50 mV to +50 mV)
-500 mV to +500 mV	Yes
-80 mV to +80 mV	Yes
Input resistance (-500 mV to +500 mV)	10MΩ
Input resistance (-80 mV to +80 mV)	10MΩ

Input resistance (0 to 10 V)
-1 V to +1 V	Yes
-10 V to +10 V	Yes
-2.5 V to +2.5 V	Yes
-250 mV to +250 mV	Yes
-5 V to +5 V	Yes
-50 mV to +50 mV	No
1 V to 10 V	No
1 V to 5 V	Yes
Input resistance (-1 V to +1 V)	10MΩ
Input resistance (-10 V to +10 V)	100kΩ
Input resistance (-2.5 V to +2.5 V)	100kΩ
Input resistance (-250 mV to +250 mV)	10MΩ
Input resistance (-5 V to +5 V)	100kΩ
Input resistance (1 V to 5 V)	100kΩ

Input resistance (LG-Ni 1000)
Input resistance (Pt 100)	10MΩ
Ni 120	No
Ni 200	No
Ni 500	No
Pt 100	Yes; Standard
Pt 1000	No
Pt 200	No
Pt 500	No

Input resistance (Ni 1000)
LG-Ni 1000	No

Integration and conversion time/resolution per channel
Basic conversion time (ms)	3 / 17 / 22 / 102 ms

Integration and conversion time/resolution per channel
Interference voltage suppression for interference frequency f1 i	400 / 60 / 50 / 10 Hz

Integration and conversion time/resolution per channel
Integration time, parameterizable	Yes; 2,5 / 16,67 / 20 / 100 ms
Resolution with overrange (bit including sign), max	15bit; Unipolar: 9/12/12/14 bit; bipolar: 9 bit + sign/12 bit + sign/12 bit + sign/14 bit + sign

Interrupts/diagnostics/status information
Diagnostics function	Yes; Parameterizable

Isolation
Isolation tested with	500 V DC

Load voltage L+
Reverse polarity protection	Yes

Load voltage L+
Rated value (DC)	24V

Operational error limit in overall temperature range
Thermocouple, relative to input range, (+/-)	1.1%; Type E, J, K, L, N

Operational error limit in overall temperature range
Current, relative to input range, (+/-)	0.7%; From 3.2 to 20 mA
Resistance thermometer, relative to input range, (+/-)	0.7%;
Resistance, relative to input range, (+/-)	0.7%; 150, 300, 600 Ohm
Voltage, relative to input range, (+/-)	1%;

Potential separation analog inputs
between the channels and the power supply of the electronics	Yes

Potential separation analog inputs
between the channels	No
between the channels and backplane bus	Yes

Power loss
Power loss, typ	1W

Temperature compensation
external temperature compensation with compensations socket	Yes
for definable comparison point temperature	Yes
internal temperature compensation	Yes
parameterizable	Yes

Weights
Weight, approx	250g