| SIMATIC S7-1500, analog input module AI 8xU/I/RTD/TC ST, 16-bit resolution, accuracy 0.3%, 8 channels, divided into groups, each group 8, 4 channels common mode voltage 10V when measured with temperature sensor RTD; Diagnosis; Process alarm includes feed element, shield bracket and shield terminal: front connector (screw terminal or embedded) order separately |
general information |
product Type mark | AI 8xU/ I /RTD/TC ST |
hardware function status | FS04 |
firmware version | V2.0.0 |
● updatable firmware | yes |
product Features |
● I & M data | yes; I & M0 to I & M3 |
● variable measurement range | no |
● variable measurement value | no |
● measurement range adjustment | no |
with package |
● STEP 7 TIA port, configurable/integrated, from version | V12 / V12 |
● STEP 7 configurable/integrated, from version | V5.5 SP2/- |
● GSD version PROFIBUS or later | V1.0 / V5.1 |
● GSD version PROFINET or later | v2.3 / - |
operation mode |
● oversampling | no |
● MSI | yes |
CiR configuration in operation |
you can change parameter assignment in RUN mode. | Yes |
can be calibrated in RUN mode | yes |
power supply voltage |
voltage type of power supply | DC |
rating (DC) | 24V |
allowed range, lower limit (DC) | 20.4v |
allowed range, upper limit (DC) | 28.8V |
reverse polarity protection | yes |
input current |
current consumption, maximum | 240 mA; 24V DC power supply |
sensor power supply |
24V sensor power supply |
● Short Circuit Protection | yes |
● output current, maximum | 20 mA; Maximum 47 mA per channel, duration <10 s |
power |
power output from backplane bus | 0.7W |
power loss |
power loss, typical | 2.7W |
analog input |
number of analog inputs | 8 |
● current measurement | 8 |
● voltage measurement | 8 |
● When measuring resistance/resistance thermocouple | 4 |
● When measuring thermocouple | 8 |
voltage input allowed input voltage (damage limit), maximum | 28.8V |
current input allowable input current (damage limit), maximum | 40 mA |
constant measured current of resistance sensor, typical value | 150 Ohm,300 Ohm,600 Ohm,Pt100,Pt200,Ni100:1.25 mA,6000 Ohm,Pt500,Pt1000,Ni1000,LG-Ni1000:0.625 mA,PTC:0.472 mA |
technical unit of temperature measurement, adjustable | yes; °C/°C/K |
input range (rated value), voltage |
● 0 to +5V | no |
● 0 to +10V | no |
● 1V to 5V | yes |
● input resistance (1V to 5V) | 100 k? 6? 8 |
● -1v to +1v | yes |
● input resistance (-1V to +1V) | 10 M? 6? 8 |
● -10V to +10V | yes |
● input resistance (-10V to +10V) | 100 k? 6? 8 |
● -2.5V to +2.5V | yes |
● input resistance (-2.5V to +2.5V) | 10 M? 6? 8 |
● -25 mV to +25 mV | no |
● -250 mV to +250 mV | yes |
● input resistance (-250 mV to +250 mV) | 10 M? 6? 8 |
● -5V to +5V | yes |
● input resistance (-5V to +5V) | 100 k? 6? 8 |
● -50 mV to +50 mV | yes |
● input resistance (-50 mV to +50 mV) | 10 M? 6? 8 |
● -500 mV to +500 mV | yes |
● input resistance (-500 mV to +500 mV) | 10 M? 6? 8 |
● -80 mV to +80 mV | yes |
● input resistance (-80 mV to +80 mV) | 10 M? 6? 8 |
input range (rated value), current |
● 0 to 20 mA | yes |
● input resistance (0 to 20 mA) | 25? 6? 8; Plus about 42Ohm for over-voltage protection through PTC |
● -20 mA to +20 mA | yes |
● input resistance (-20 mA to +20 mA) | 25? 6? 8; Plus about 42Ohm for over-voltage protection through PTC |
● 4 mA to 20 mA | yes |
● input resistance (4 mA to 20 mA) | 25? 6? 8; Plus about 42Ohm for over-voltage protection through PTC |
input range (rating), thermocouple |
● Type B | yes |
● input resistance (type B) | 10 M? 6? 8 |
● Type C | no |
● Type E | yes |
● input resistance (Type E) | 10 M? 6? 8 |
● Type J | yes |
● input resistance (Type J) | 10 M? 6? 8 |
● Type K | yes |
● input resistance (Type K) | 10 M? 6? 8 |
● Type L | no |
● Type N | yes |
● input resistance (Type N) | 10 M? 6? 8 |
● Type R | yes |
● input resistance (Type R) | 10 M? 6? 8 |
● Type S | yes |
● input resistance (Type S) | 10 M? 6? 8 |
● Type T | yes |
● input resistance (Type T) | 10 M? 6? 8 |
● type TXK/TXK(L) conforms to GOST | no |
input range (rated value), resistance thermometer |
● Cu 10 | no |
● Cu 10 conforming to GOST | no |
● Cu 50 | no |
● Cu 50 conforming to GOST | no |
● Cu 100 | no |
● Cu 100 conforming to GOST | no |
● Ni 10 | no |
● Ni 10 conforming to GOST | no |
● Ni 100 | yes; Standard/climate |
● input resistance (Ni 100) | 10 M? 6? 8 |
● Ni 100 conforming to GOST | no |
● Ni 1000 | yes; Standard/climate |
● input resistance (Ni 1000) | 10 M? 6? 8 |
● Ni 1000 conforming to GOST | no |
● LG-Ni 1000 | yes; Standard/climate |
● input resistance (LG-Ni 1000) | 10 M? 6? 8 |
● Ni 120 | no |
● Ni 120 conforming to GOST | no |
● Ni 200 conforming to GOST | no |
● Ni 500 | no |
● Ni 500 conforming to GOST | no |
● Pt 10 | no |
● Pt 10 conforming to GOST | no |
● Pt 50 | no |
● Pt 50 conforming to GOST | no |
● Pt 100 | yes; Standard/climate |
● input resistance (Pt 100) | 10 M? 6? 8 |
● Pt 100 conforming to GOST | no |
● Pt 1000 | yes; Standard/climate |
● input resistance (Pt 1000) | 10 M? 6? 8 |
● Pt 1000 conforming to GOST | no |
● Pt 200 | yes; Standard/climate |
● input resistance (Pt 200) | 10 M? 6? 8 |
● Pt 200 conforming to GOST | no |
● Pt 500 | yes; Standard/climate |
● input resistance (Pt 500) | 10 M? 6? 8 |
● Pt 500 conforming to GOST | no |
input range (rated value), resistance |
● 0 to 150 Ohm | yes |
● input resistance (0 to 150 ohm) | 10 M? 6? 8 |
● 0 to 300 ohm | yes |
● input resistance (0 to 300 ohm) | 10 M? 6? 8 |
● 0 to 600 ohm | yes |
● input resistance (0 to 600 ohm) | 10 M? 6? 8 |
● 0 to 3000 Ohm | no |
● 0 to 6000 Ohm | yes |
● input resistance (0 to 6000 Ohm) | 10 M? 6? 8 |
● PTC | yes |
● input resistance (PTC) | 10 M? 6? 8 |
thermocouple (TC) |
temperature compensation |
-Parameterizable | yes |
-Internal temperature compensation | yes |
-External temperature compensation using RTDs | yes |
-0°C comparison point temperature compensation | yes; You can set a fixed value. |
-Module reference channel | yes |
wire Length |
● shielding, maximum | 800 m; In U/I, 200 m at R/RTD and 50 m at TC |
analog value composition at input |
integration and conversion time/resolution per channel |
● resolution with overmodulation (digits including symbols), maximum | 16 bit |
● parameterized integration time | yes |
● integral time (ms) | 2,5 / 16,67 / 20 / 100 ms |
● Basic conversion time, including integration time (ms) | 9 / 23 / 27 / 107 ms |
-Additional switching time for disconnection monitoring | 9ms (for R/RTD/TC measurement) |
-Additional Conversion time for resistance measurement | 150 Ohm, 300 Ohm, 600 Ohm, Pt100, Pt200, Ni100: 2 ms, 6000 Ohm, Pt500, Pt1000, Ni1000, LG-Ni1000, PTC: 4 ms |
● suppression of interference voltage at interference frequency f1 (unit Hz) | 400 / 60 / 50 / 10Hz |
● offset calibration time (each module) | basic conversion time of the slowest Channel |
measured value filtering |
● parameterizable | yes |
● level: None | yes |
● level: weak | yes |
● grade: Medium | yes |
● level: Strong | yes |
sensor |
signal sensor connection |
● used for voltage measurement | yes |
● current measurement as a two-wire measuring transmitter | yes |
-Double-line measurement of the load of the frequency converter, maximum value | 820? 6? 8 |
● current measurement as a four-wire measuring transmitter | yes |
● For resistance measurement using two-wire interface | yes; Only for PTC |
● Resistance measurement using three-wire interface | yes; All measurement ranges outside PTC; Internal compensation of cable resistance |
● Resistance measurement using four-wire interface | yes; All measurement ranges outside PTC |
error/precision |
linear Error (related to input range),(+/-) | 0.02% |
temperature error (related to input range),(+/-) | 0.005 %/K; 0.02 ± % /K for TC type T |
crosstalk between input terminals, maximum | -80 dB |
repetition accuracy in the starting state at 25°C (related to the input range),(+/-) | 0.02% |
internal compensated temperature failure | ± 6°C |
operating error limits over the entire temperature range |
● voltage, related to the input range,(+/-) | 0.3% |
● Current, related to the input range,(+/-) | 0.3% |
● Resistance, related to the input range,(+/-) | 0.3% |
● Resistance Temperature, related to the input range,(+/-) | Ptxxx standard: ± 1.5 K,Ptxxx climate: ± 0.5 K,Nixxx standard: ± 0.5 K,Nixxx climate: ± 0.3 K |
● thermocouple, related to the input range,(+/-) | type B: > 600°C ± 4.6 K, Type E: > -200°C ± 1.5 K, Type J: > -210°C ± 1.9 K, Type K: > -200°C ± 2.4 K, type N: > -200°C ± 2.9 K, Type R: > 0°C ± 4.7 K, Type S: > 0°C ± 4.6 K, type T: > -200°C ± 2.4 K |
basic error limit (Operation error limit at 25°C) |
● voltage, related to the input range,(+/-) | 0.1% |
● Current, related to the input range,(+/-) | 0.1% |
● Resistance, related to the input range,(+/-) | 0.1% |
● Resistance Temperature, related to the input range,(+/-) | Ptxxx standard: ± 0.7 K,Ptxxx climate: ± 0.2 K,Nixxx standard: ± 0.3 K,Nixxx climate: ± 0.15 K |
● thermocouple, related to the input range,(+/-) | type B: > 600°C ± 1.7 K, Type E: > -200°C ± 0.7 K, Type J: > -210°C ± 0.8 K, Type K: > -200°C ± 1.2 K, type N: > -200°C ± 1.2 K, Type R: > 0°C ± 1.9 K, Type S: > 0°C ± 1.9 K, type T: > -200°C ± 0.8 K |
fault voltage suppression f = n x (f1 +/- 1 %),f1 = interference frequency |
● series interference (interference peak <Input range rating), minimum | 40 dB |
● parallel voltage, maximum | 10V |
● Common Code interference, minimum | 60 dB |
isochronous mode |
Beat synchronization (Application to Port synchronization) | no |
alarm/diagnosis/status information |
diagnostic function | yes |
alarm |
● diagnostic alarm | yes |
● limit value alarm | yes; Two upper limits and two lower limits respectively |
diagnostic Information |
● power supply voltage monitoring | yes |
● disconnection | yes; Only 1 ... 5V,4 ... 20 mA,TC, R, and RTD |
● overflow/underflow | yes |
diagnostic display LED |
● RUN LED | yes; Green LED |
● ERROR LED | yes; Red LED |
● power supply voltage monitoring (PWR-LED) | yes; Green LED |
● Channel Status Display | yes; Green LED |
● For Channel diagnosis | yes; Red LED |
● used for module diagnosis | yes; Red LED |
potential isolation |
potential separation of channels |
● between channels | no |
● group points between channels | 8 |
● between the Channel and the backplane bus | yes |
● between the Channel and the power supply voltage of electronic components | yes |
allowable potential difference |
between input terminals (UCM) | DC 20V |
between the input and MANA (UCM) | 10V DC |
insulation |
insulation Test, use | 707V DC (test type) |
standards, licenses, certificates |
applicable to AMS2750-compliant applications | yes; For more information about compliance statements, see online support documentation 109757262. |
Applicable to CQI-9-compliant applications | yes; Based on AMS 2750 E |
environmental requirements |
operating ambient temperature |
● horizontal installation, minimum | 0°C |
● horizontal installation, maximum | 60°C |
● vertical installation, minimum | 0°C |
● vertical installation, maximum | 40°C |
distributed operation |
start by priority | no |
size |
width | 35 mm |
height | 147 mm |
depth | 129 mm |
weight |
weight, about | 310g |
other |
tips: | additional basic faults and noise during integration time = 2.5ms: Voltage: ± 250mV (± 0.02%), ± 80mV (± 0.05%), ± 50mV (± 0.05%), resistance: 150Ohm ± 0.02%, resistance thermometer: Pt100 climate: ± 0.08K, Ni100 climate: ± 0.08K, thermocouple: type B, R, S: ± 3K, Type E, J, K, N, T:± 1K |
last modification: | 2019/4/12 |