6ES7331-7TB10-0AB0

SIMATIC DP, HART analog input SM 331, 2 AI, 0/4 - 20 mA HART from HART revision 5.0, for ET200M with IM 153-2, 1 x 20-pole

Siemens spare part — S7-300 product cancellation (PM410, 1 October 2025); available as a spare part until 2033.

Categorie de produs

Module analogice

Producător

SIEMENS

Serie de produse

S7-300

Supply voltage
Load voltage L+
Rated value (DC)	24 V
Reverse polarity protection	Yes
Input current
from load voltage L+ (without load), max.	180 mA
from backplane bus 5 V DC, max.	100 mA
Output voltage
Power supply to the transmitters
present	Yes
Rated value (DC)	15 V; at 22 mA
short-circuit proof	Yes; approx. 30 mA
No-load voltage (DC)	29.6 V
Power loss
Power loss, typ.	4.5 W
Analog inputs
Number of analog inputs	2
permissible input current for current input (destruction limit), max.	40 mA
Input ranges (rated values), currents
0 to 20 mA	Yes
Input resistance (0 to 20 mA)	50 Ω
4 mA to 20 mA	Yes
Input resistance (4 mA to 20 mA)	50 Ω
Cable length
shielded, max.	400 m
Analog value generation for the inputs
Measurement principle	Sigma Delta
Integration and conversion time/resolution per channel
Resolution with overrange (bit including sign), max.	16 bit; 10 bit to 15 bit + sign
Integration time, parameterizable	Yes
Integration time (ms)	2,5 / 16,67 / 20 / 100 ms
Basic conversion time, including integration time (ms)	2.5 / 16.67 / 20 / 100 (1 channel enabled); 7.5 / 50 / 60 / 300 (2 channels enabled)
Interference voltage suppression for interference frequency f1 in Hz	10 / 50 / 60 / 400 Hz
Encoder
Connection of signal encoders
for current measurement as 2-wire transducer	Yes
for current measurement as 4-wire transducer	Yes
Errors/accuracies
Operational error limit in overall temperature range
Current, relative to input range, (+/-)	0.45 %; From 0/4 to 20 mA
Basic error limit (operational limit at 25 °C)
Current, relative to input range, (+/-)	0.1 %; From 0/4 to 20 mA
Interrupts/diagnostics/status information
Diagnostics function	Yes; Parameterizable
Alarms
Diagnostic alarm	Yes; Parameterizable
Limit value alarm	Yes; Parameterizable, channels 0 and 1
Diagnoses
Overrange	Yes; red LED, signal
Wire-break in signal transmitter cable	Yes; red LED, signal
Short-circuit of the signal encoder cable	Yes; red LED, signal
HART communication active	Yes; green LED (H)
Diagnostics indication LED
Group error SF (red)	Yes
Channel fault indicator F (red)	Yes
Ex(i) characteristics
Module for Ex(i) protection	Yes
maximum values for connecting terminals for gas group IIC
Uo (no-load voltage), max.	26 V
Io (short-circuit current), max.	96.1 mA
Po (power output), max.	511 mW
Co (permissible external capacity), max.	62 nF
Lo (permissible external inductivity), max.	3 mH
Um (voltage at non-intrinsically safe connecting terminals), max.	250 V; DC
Potential separation
Potential separation analog inputs
between the channels	Yes
between the channels and backplane bus	Yes
Permissible potential difference
between the inputs (UCM)	60 V DC/30 V AC permitted potential difference (Viso) of signals from hazardous areas
Standards, approvals, certificates
CE mark	Yes
UL approval	Yes
FM approval	Yes
RCM (formerly C-TICK)	Yes
KC approval	Yes
EAC (formerly Gost-R)	Yes
Use in hazardous areas
ATEX marking	ATEX II 3 G (2) GD Ex nA [ib Gb] [ib IIIC Db] IIC T4 Gc
ATEX certificate	DEKRA 14 ATEX 0052X
FM marking	Class I, Division 2, Group A, B, C, D T4; Class I, Zone 2, Group IIC T4
Ambient conditions
Ambient temperature during operation
min.	0 °C
max.	60 °C
Connection method
required front connector	1x 20-pin
Dimensions
Width	40 mm
Height	125 mm
Depth	120 mm
Weights
Weight, approx.	260 g
Approvals / Certificates