The signals from digital sensors (switches, inductive and optical sensors etc.) can be recorded and transferred to the higher-level controller via the digital input modules.

Siemens Digital Input Modules ET 200SP Product Specifications:

Article number	6ES7131-6BF00-0CA0	6ES7131-6BF00-0DA0	6ES7131-6TF00-0CA0	6ES7131-6FD01-0BB1	6ES7131-6CF00-0AU0
	ET 200SP, DI 8x24VDC HF, PU 1	ET 200SP, DI 8x24VDC High Speed	ET 200SP, DI 8xNAMUR HF	ET 200SP, DI 4x 120..230VvAC ST	ET 200SP, DI 8x 24VAC..48VUC BA, PU 1
General information
Product type designation	DI 8×24 V DC HF	DI 8×24 V DC HS	DI 8xNAMUR HF	DI 4×120 … 230 V AC ST	DI 8x24VAC/48VUC BA
HW functional status	From FS07	from FS04	from FS04	From FS02	From FS02
Firmware version		V1.0.2		V0.0	V0.0
● FW update possible	Yes	Yes	Yes	No	No
usable BaseUnits	BU type A0	BU type A0	BU type A0	BU type B1	BU type U0
Color code for module-specific color identification plate	CC01	CC01	CC01	CC41
Product function
● I&M data	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3	Yes; I&M0 to I&M3
● Isochronous mode	Yes	Yes	No	No	No
Engineering with
● STEP 7 TIA Portal configurable/integrated from version	V13 SP1 / –	V13 SP1	V13 / V13	V14	V15
● STEP 7 configurable/integrated from version	V5.5 / –	V5.5 SP3 / –	V5.5 SP3 / –	V5.5 SP3	V5.6
● PCS 7 configurable/integrated from version	V8.1 SP1
● PROFIBUS from GSD version/GSD revision	One GSD file each, Revision 3 and 5 and higher	One GSD file each, Revision 3 and 5 and higher	GSD Revision 5	One GSD file each, Revision 3 and 5 and higher	One GSD file each, Revision 3 and 5 and higher
● PROFINET from GSD version/GSD revision	GSDML V2.3	GSDML V2.3	GSDML V2.3	GSDML V2.3	GSDML V2.3
Operating mode
● DI	Yes	Yes	Yes	Yes	Yes
● Counter	No	Yes	No	No	No
● Oversampling	No	Yes	No	No	No
● MSI	Yes	No	No	No	No
Supply voltage
Rated value (DC)	24 V	24 V	24 V		48 V
permissible range, lower limit (DC)	19.2 V	19.2 V	19.2 V		40.8 V
permissible range, upper limit (DC)	28.8 V	28.8 V	28.8 V		57.6 V
Rated value (AC)				230 V	48 V; 24 V/48 V; 50 Hz/60 Hz
permissible range, lower limit (AC)				187 V	40.8 V
permissible range, upper limit (AC)				264 V	52.8 V
Reverse polarity protection	Yes	Yes	Yes	No	Yes
Input current
Current consumption (rated value)				10 mA
Current consumption, max.		70 mA; without sensor supply			70 mA; without sensor supply
Encoder supply
Number of outputs	8		8	4	8
Output voltage, min.	19.2 V
Short-circuit protection	Yes		Yes	No; when using BU type B1, a fuse with 10 A tripping current must be provided	Yes; Per module, 5x 20 mm fuse, 2 A/250 V, quick-response, replaceable
Output current
● up to 60 °C, max.				10 A	1 A
24 V encoder supply
● 24 V	Yes	Yes	No		No
● Short-circuit protection	Yes; per channel, electronic	Yes; per module, electronic	No
● Output current, max.		700 mA
● Output current per channel, max.	700 mA
● Output current per module, max.	700 mA
Power loss
Power loss, typ.	1.5 W; 24 V, 8 inputs supplied via encoder supply	1.5 W	1.5 W	1 W; Active power, load voltage 230 V, all inputs connected with 230 V, 50 Hz	1.5 W
Address area
Address space per module
● Address space per module, max.		45 byte	1 byte; + 1 byte for QI information		1 byte
● Inputs	1 byte; + 1 byte for QI information	32 byte; 1 byte + 1 byte for QI information in DI mode; 32 bytes in Oversampling mode; 25 bytes in Counter mode		1 byte; + 1 byte for QI information
● Outputs		20 byte; In count mode
Hardware configuration
Automatic encoding	Yes	Yes		Yes
● Mechanical coding element	Yes	Yes		Yes	Yes
● Type of mechanical coding element	Type A	Type A	Type A	type C	type C
Submodules
● Number of configurable submodules, max.	4
Selection of BaseUnit for connection variants
● 1-wire connection	BU type A0	BU type A0	BU type A0	BU type B1	BU type U0
● 2-wire connection	BU type A0	BU type A0	BU type A0	BU type B1	BU type U0
● 3-wire connection	BU type A0 with AUX terminals or potential distributor module	BU type A0 with AUX terminals	BU type A0 + external terminals	BU type B1	BU type U0 + Potential distributor module
● 4-wire connection	BU type A0 + Potential distributor module	BU type A0 + external terminals	BU type A0 + external terminals	BU type B1 + potential distributor module	BU type U0 + Potential distributor module
Digital inputs
Number of digital inputs	8	8	8; NAMUR	4	8
Digital inputs, parameterizable	Yes		Yes
Source/sink input	P-reading	P-reading			P-reading
Input characteristic curve in accordance with IEC 61131, type 1					Yes
Input characteristic curve in accordance with IEC 61131, type 2					No
Input characteristic curve in accordance with IEC 61131, type 3	Yes			Yes	No
Pulse extension	Yes; Pulse duration from 4 µs	Yes	Yes; 0.5 s, 1 s, 2 s		No
● Length	2 s; 50 ms, 100 ms, 200 ms, 500 ms, 1 s, 2 s	2 s; 50 ms, 100 ms, 200 ms, 500 ms, 1 s, 2 s
Edge evaluation	Yes; rising edge, falling edge, edge change		Yes; rising edge, falling edge, edge change
Signal change flutter			Yes; 2 to 32 signal changes
Flutter observation window			Yes; 0.5 s, 1 s to 100 s in 1-s steps
Digital input functions, parameterizable
● Gate start/stop		Yes
● Freely usable digital input		Yes
● Counter		Yes
— Number, max.		4
— Counting frequency, max.		10 kHz
— Counting width		32 bit
— Counting direction up/down		Yes
● Digital input with oversampling		Yes
— Number, max.		8
— Values per cycle, max.		32
— Resolution, min.		7.8125 µs
Input voltage
● Rated value (DC)	24 V	24 V	8.2 V
● Rated value (AC)				230 V
● for signal “0”	-30 to +5 V	-30 to +5 V		0V AC to 40V AC	AC/DC < 10 V
● for signal “1”	+11 to +30V	+11 to +30V		74 V AC to 264 V AC	AC > 14 V, DC > 34 V
Input current
● for signal “1”, typ.	2.5 mA	6 mA		10.8 mA	3.5 mA
for 10 k switched contact
— for signal “0”			0.35 to 1.2 mA
— for signal “1”			2.1 to 7 mA
for unswitched contact
— for signal “0”, max. (permissible quiescent current)			0.5 mA
— for signal “1”			typ. 8 mA
for NAMUR encoders
— for signal “0”, min.			0.35 mA
— for signal “0”, max.			1.2 mA
— for signal “1”, min.			2.1 mA
— for signal “1”, max.			7 mA
Input delay (for rated value of input voltage)
● tolerated changeover time for changeover contacts			300 ms
for standard inputs
— parameterizable	Yes; 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms (in each case + delay of 30 to 500 µs, depending on line length)	Yes; none / 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms	No	No	No
— at “0” to “1”, min.	0.05 ms			1.5 ms
— at “0” to “1”, max.	20 ms			4 ms	15 ms
— at “1” to “0”, min.	0.05 ms			10 ms
— at “1” to “0”, max.	20 ms			10 ms	20 ms
for interrupt inputs
— parameterizable		Yes
for technological functions
— parameterizable		Yes
for NAMUR inputs
— at “0” to “1”, max.			12 ms
— at “1” to “0”, max.			12 ms
Cable length
● shielded, max.	1 000 m	50 m	200 m	1 000 m	1 000 m
● unshielded, max.	600 m	50 m		600 m	600 m
Encoder
Connectable encoders
● NAMUR encoder/changeover contact according to EN 60947			Yes
● Single contact / changeover contact unconnected			Yes
● Single contact / changeover contact connected with 10 kΩ			Yes
● 2-wire sensor	Yes	Yes		Yes	Yes
— permissible quiescent current (2-wire sensor), max.	1.5 mA	1.5 mA
Isochronous mode
Filtering and processing time (TCI), min.	420 µs
Bus cycle time (TDP), min.	500 µs	125 µs
Jitter, max.	8 µs	5 µs
Interrupts/diagnostics/status information
Diagnostics function	Yes	Yes	Yes		Yes
Alarms
● Diagnostic alarm	Yes; channel by channel	Yes	Yes; channel by channel	No	Yes
● Hardware interrupt	Yes; Parameterizable, channels 0 to 7	Yes	Yes; Parameterizable, channels 0 to 7	No
Diagnoses
● Diagnostic information readable	Yes	Yes	Yes		Yes
● Monitoring the supply voltage	Yes	Yes	Yes	No	Yes
— parameterizable	Yes	Yes	Yes
● Monitoring of encoder power supply	Yes; channel by channel	Yes; Module-wise	No		Yes
● Wire-break	Yes; Channel by channel, optional protective circuit for preventing wire-break diagnostics in the case of simple encoder contacts: 25 kOhm to 45 kOhm	No	Yes; channel by channel	No
● Short-circuit	Yes; channel by channel	Yes; Module-wise	Yes; channel by channel	No
● Group error					Yes
Diagnostics indication LED
● Monitoring of the supply voltage (PWR-LED)	Yes; green PWR LED	Yes; green PWR LED	Yes; green PWR LED	Yes; green PWR LED	Yes; green PWR LED
● Channel status display	Yes; green LED	Yes; green LED	Yes; green LED	Yes; green LED	Yes; green LED
● for channel diagnostics	Yes; red LED	No	Yes; red LED	No	No
● for module diagnostics	Yes; green/red DIAG LED	Yes; green/red DIAG LED	Yes; green/red DIAG LED	Yes; green/red DIAG LED	Yes; green/red DIAG LED
Potential separation
Potential separation channels
● between the channels	No	No	No	No	No
● between the channels and backplane bus	Yes	Yes	Yes	Yes	Yes
● between the channels and the power supply of the electronics	No	No	Yes	No	No
Isolation
Isolation tested with	707 V DC (type test)	707 V DC (type test)	707 V DC (type test)	2 545 V DC/2 s (routine test)	1 200 V DC between supply voltage and backplane bus
Standards, approvals, certificates
Suitable for safety functions	No	No	No	No	No
Ambient conditions
Ambient temperature during operation
● horizontal installation, min.	-30 °C; < 0 °C as of FS07	-30 °C; < 0 °C as of FS04	-30 °C	-30 °C	-30 °C
● horizontal installation, max.	60 °C	60 °C	60 °C	60 °C	60 °C
● vertical installation, min.	-30 °C; < 0 °C as of FS07	-30 °C; < 0 °C as of FS04	-30 °C	-30 °C	-30 °C
● vertical installation, max.	50 °C	50 °C	50 °C	50 °C	50 °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	5 000 m; Restrictions for installation altitudes > 2 000 m, see manual	5 000 m; Restrictions for installation altitudes > 2 000 m, see manual	2 000 m; On request: Installation altitudes greater than 2 000 m	2 000 m; On request: Installation altitudes greater than 2 000 m
Dimensions
Width	15 mm	15 mm	15 mm	20 mm	20 mm
Height	73 mm	73 mm	73 mm	73 mm	73 mm
Depth	58 mm	58 mm	58 mm	58 mm	58 mm
Weights
Weight, approx.	28 g	28 g	32 g	36 g	40 g