SB 1221 digital input modules . Технические данные . Подробное описание, цены на оборудование Siemens. Большой выбор, низкие цены на SB 1221 digital input modules

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SB 1221 digital input modules

Article number	6ES7221-3AD30-0XB0	6ES7221-3BD30-0XB0
	SIGNAL BOARD SB 1221, 4 DI 5VDC 200KHZ	SIGNAL BOARD SB 1221, 4 DI 24VDC 200KHZ
General information
Product type designation	SB 1221 4xDI 5VDC 200kHz	SB 1221 4xDI 24VDC 200kHz
Input current
from backplane bus 5 V DC, typ.	40 mA	40 mA
Power loss
Power loss, typ.	1 W	1 W
Digital inputs
Number of digital inputs	4; Current-sourcing	4; Current-sourcing
? in groups of	4	4
Input voltage
? Type of input voltage	DC	DC
? Rated value (DC)	5 V	24 V
? for signal "0"	(L+ minus 1.0 V DC) ... L+ (2.2 ... 0 mA)	(L+ minus 5.0 V DC) ... L+ (1.4 ... 0 mA)
? for signal "1"	0 V ... (L+ minus 2.0 V DC (20 ... 5.1 mA))	0 V ... (L+ minus 10 V DC (10 ... 2.9 mA))
Input current
? for signal "0", max. (permissible quiescent current)	2.2 mA	1.4 mA
? for signal "1", min.	5.1 mA	2.9 mA
? for signal "1", typ.		7 mA
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable	Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ?s; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms	Yes; 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ?s; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms
for interrupt inputs
— parameterizable	Yes	Yes
for counter/technological functions
— parameterizable	Yes	Yes
Cable length
? shielded, max.	50 m; shielded, twisted pair	50 m; shielded, twisted pair
Diagnostics indication LED
? for status of the inputs	Yes	Yes
Degree and class of protection
Degree of protection acc. to EN 60529
? IP20	Yes	Yes
Ambient conditions
Free fall
? Fall height, max.	0.3 m; five times, in product package	0.3 m; five times, in product package
Ambient temperature during operation
? permissible temperature range	-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting	-20 °C to +60 °C horizontal mounting, -20 °C to 50 °C vertical mounting with 2 simultaneously activated, non-adjacent inputs; otherwise up to 55 °C with horizontal mounting or 45 °C with vertical mounting
? min.	-20 °C	-20 °C
? max.	60 °C	60 °C
Mechanics/material
Enclosure material (front)
? Plastic	Yes	Yes
Dimensions
Width	38 mm	38 mm
Height	62 mm	62 mm
Depth	21 mm	21 mm
Weights
Weight, approx.	35 g	35 g

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