Siemens S7-1500, AI 16xI BA; 6ES7531-7MH00-0AB0
SIMATIC S7-1500, analog input module AI 16xI BA, 16-bit resolution accuracy 0.5%, 16 channels in groups of 16, common mode voltage 4 V DC, diagnostics, hardware...
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SIMATIC S7-1500, analog input module AI 16xI BA, 16-bit resolution accuracy 0.5%, 16 channels in groups of 16, common mode voltage 4 V DC, diagnostics, hardware interrupts; delivery including infeed element, shield bracket and shield terminal: front connector (screw terminals or push-in) to be ordered separately |
General information | |
Product type designation | AI 16xI BA |
HW functional status | From FS01 |
Firmware version | V1.0.0 |
● FW update possible | Yes |
Product function | |
● I&M data | Yes; I&M0 to I&M3 |
● Isochronous mode | No |
● Prioritized startup | No |
● Measuring range scalable | No |
● Scalable measured values | No |
● Adjustment of measuring range | No |
Engineering with | |
● STEP 7 TIA Portal configurable/integrated from version | V16 with HSP 312 / V17 |
● STEP 7 configurable/integrated from version | V5.5 SP3 / - |
● PROFIBUS from GSD version/GSD revision | V1.0 / V5.1 |
● PROFINET from GSD version/GSD revision | V2.3 / - |
Operating mode | |
● Oversampling | No |
● MSI | Yes |
CiR - Configuration in RUN | |
Reparameterization possible in RUN | Yes |
Calibration possible in RUN | No |
Power | |
Power available from the backplane bus | 0.85 W |
Power loss | |
Power loss, typ. | 1.2 W |
Analog inputs | |
Number of analog inputs | 16 |
● For current measurement | 16 |
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) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
● -20 mA to +20 mA | Yes |
— Input resistance (-20 mA to +20 mA) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
● 4 mA to 20 mA | Yes |
— Input resistance (4 mA to 20 mA) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
Cable length | |
● shielded, max. | 800 m |
Analog value generation for the inputs | |
Measurement principle | integrating |
Integration and conversion time/resolution per channel | |
● Resolution with overrange (bit including sign), max. | 16 bit |
● Integration time, parameterizable | Yes |
● Integration time (ms) | 2,5 / 16,67 / 20 / 100 ms |
● Basic conversion time, including integration time (ms) | 10 / 24 / 27 / 107 ms |
● Interference voltage suppression for interference frequency f1 in Hz | 400 / 60 / 50 / 10 Hz |
Smoothing of measured values | |
● parameterizable | Yes |
● Step: None | Yes |
● Step: low | Yes |
● Step: Medium | Yes |
● Step: High | Yes |
Encoder | |
Connection of signal encoders | |
● for voltage measurement | No |
● for current measurement as 2-wire transducer | Yes; with external supply |
● for current measurement as 4-wire transducer | Yes |
● for resistance measurement with two-wire connection | No |
● for resistance measurement with three-wire connection | No |
● for resistance measurement with four-wire connection | No |
Errors/accuracies | |
Linearity error (relative to input range), (+/-) | 0.1 % |
Temperature error (relative to input range), (+/-) | 0.006 %/K |
Crosstalk between the inputs, max. | -50 dB |
Repeat accuracy in steady state at 25 °C (relative to input range), (+/-) | 0.1 % |
Operational error limit in overall temperature range | |
● Current, relative to input range, (+/-) | 0.5 % |
Basic error limit (operational limit at 25 °C) | |
● Current, relative to input range, (+/-) | 0.3 % |
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |
● Series mode interference (peak value of interference < rated value of input range), min. | 40 dB |
● Common mode voltage, max. | 4 V |
● Common mode interference, min. | 60 dB |
Interrupts/diagnostics/status information | |
Diagnostics function | Yes |
Alarms | |
● Diagnostic alarm | Yes |
● Limit value alarm | Yes; two upper and two lower limit values in each case |
Diagnoses | |
● Monitoring the supply voltage | No |
● Wire-break | Yes; Only for 4 ... 20 mA |
● Short-circuit | No |
● Group error | No |
● Overflow/underflow | Yes |
Diagnostics indication LED | |
● RUN LED | Yes; green LED |
● ERROR LED | Yes; red LED |
● MAINT LED | No |
● Monitoring of the supply voltage (PWR-LED) | No |
● Channel status display | Yes; green LED |
● for channel diagnostics | Yes; red LED |
● for module diagnostics | Yes; red LED |
Potential separation | |
Potential separation channels | |
● between the channels | No |
● between the channels, in groups of | 16 |
● between the channels and backplane bus | Yes |
Permissible potential difference | |
between the inputs (UCM) | 8 V DC |
Between the inputs and MANA (UCM) | 4 V DC |
Isolation | |
Isolation tested with | 707 V DC (type test) |
Ambient conditions | |
Ambient temperature during operation | |
● horizontal installation, min. | -30 °C |
● horizontal installation, max. | 60 °C |
● vertical installation, min. | -30 °C |
● vertical installation, max. | 40 °C |
Altitude during operation relating to sea level | |
● Installation altitude above sea level, max. | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual |
Dimensions | |
Width | 35 mm |
Height | 147 mm |
Depth | 129 mm |
Weights | |
Weight, approx. | 250 g |
last modified: | 1/19/2021 |
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