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2024年12月28日发(作者：js高级知识点)
Data sheet6ES7521-7BH00-0AB0
SIMATIC S7-1500, digital input module DI 16x24 V DC AUX; 16 channels in
groups of 8; for 24 V encoder; sensor supply 24 V DC; input type 2 (IEC 61131);
input delay parameterizable 0.05..20 ms; isochronous mode up to 250 µs;
integrated counting function up to 20 kHz; pulse stretching; chatter monitoring;
signal inversion diagnostics; hardware interrupts: front connector (screw terminals
or push-in) and, if applicable, order shield set separately
General information
Product type designation
HW functional status
Firmware version
● FW update possible
Product function
● I&M data
● Isochronous mode
● Prioritized startup
Engineering with
● STEP 7 TIA Portal configurable/integrated from version
● STEP 7 configurable/integrated from version
● PROFIBUS from GSD version/GSD revision
● PROFINET from GSD version/GSD revision
Operating mode
● DI
● Counter
● Oversampling
● MSI
Supply voltage
Rated value (DC)
permissible range, lower limit (DC)
permissible range, upper limit (DC)
Reverse polarity protection
Input current
Current consumption, max.
Encoder supply
Number of outputs
Short-circuit protection
24 V encoder supply
● 24 V
● Short-circuit protection
● Output current, max.
● Output current per module, max.
Power
Power available from the backplane bus
Power loss
Power loss, typ.
Digital inputs
Number of digital inputs16
7 W
0.6 W
Yes
Yes; Per group, electronic
150 mA; per group
300 mA
16; 2x 24 V DC
Yes
550 mA
24 V
19.2 V
28.8 V
Yes
Yes
Yes
Yes
Yes
STEP 7 V17 or higher
V5.5 SP3 / -
V1.0 / V5.1
V2.3 / -
Yes; I&M0 to I&M3
Yes
Yes
DI 16x24 V DC HS
From FS01
V1.0.0
Yes
6ES75217BH000AB0
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9/6/2023
Subject to change without notice
© Copyright Siemens
Digital inputs, parameterizable
Source/sink input
Input characteristic curve in accordance with IEC 61131, type 2
Pulse extension
Edge evaluation
Signal change flutter
Flutter observation window
Digital input functions, parameterizable
● Gate start/stop
● Freely usable digital input
● Counter
— Number, max.
— Counting frequency, max.
— Counting width
— Counting direction up/down
● Digital input with oversampling
— Number, max.
— Values per cycle, max.
— Resolution, min.
Input voltage
● Rated value (DC)
● for signal "0"
● for signal "1"
Input current
● for signal "1", typ.
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable
— at "0" to "1", min.
— at "0" to "1", max.
— at "1" to "0", min.
— at "1" to "0", max.
for interrupt inputs
— parameterizable
for technological functions
— parameterizable
Cable length
● shielded, max.
● unshielded, max.
Encoder
Connectable encoders
● 2-wire sensor
— permissible quiescent current (2-wire sensor), max.
Isochronous mode
Filtering and processing time (TCI), min.
Bus cycle time (TDP), min.
Interrupts/diagnostics/status information
Diagnostics function
Alarms
● Diagnostic alarm
● Hardware interrupt
Diagnoses
● Monitoring the supply voltage
● Monitoring of encoder power supply
● Wire-break
● Short-circuit
Diagnostics indication LED
● RUN LED
● ERROR LED
Yes
P-reading
Yes
Yes; 0.05 s, 0.1 s, 0.2 s, 0.5 s, 1 s, 2 s
Yes; Positive edge, negative edge
Yes; 2 to 32 signal changes
Yes; 0.5 s, 1 s to 100 s in 1-s steps
Yes; software/hardware gate
Yes
4; 4 totalizers max. 10 kHz or 2 totalizers max. 20 kHz + 2 totalizers max. 10
kHz
20 kHz
32 bit
Yes
Yes
16
16
15.625 µs
24 V
-30 to +5 V
+11 to +30V
9 mA
Yes; 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms
0.05 ms
20 ms
0.05 ms
20 ms
Yes
Yes
1 000 m; 600 m for technological functions; depending on input frequency,
encoder and cable quality; max. 50 m at 20 kHz
600 m; for technological functions: No
Yes
2 mA
60 µs; At 50 μs filter time
250 µs
Yes
Yes
Yes
Yes
Yes; short-circuit
Yes; to I < 350 µA
No
Yes; green LED
Yes; red LED
6ES75217BH000AB0
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9/6/2023
Subject to change without notice
© Copyright Siemens
● Monitoring of the supply voltage (PWR-LED)
● Channel status display
● for channel diagnostics
● for module diagnostics
Potential separation
Potential separation channels
● between the channels
● between the channels, in groups of
● between the channels and backplane bus
● Between the channels and load voltage L+
● between the channels and the power supply of the
electronics
Isolation
Isolation tested with
Standards, approvals, certificates
Suitable for safety functions
Ambient conditions
Ambient temperature during operation
● horizontal installation, min.
● horizontal installation, max.
● vertical installation, min.
● vertical installation, max.
Altitude during operation relating to sea level
● Installation altitude above sea level, max.
Dimensions
Width
Height
Depth
Weights
Weight, approx.
last modified:
Yes; green LED
Yes; green LED
Yes; red LED
Yes; red LED
No
8
Yes
Yes
No
707 V DC (type test)
No
-30 °C
60 °C
-30 °C
40 °C
5 000 m; Restrictions for installation altitudes > 2 000 m, see manual
35 mm
147 mm
129 mm
240 g
8/16/2023
6ES75217BH000AB0
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9/6/2023
Subject to change without notice
© Copyright Siemens
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