For Siemens S7 400

For Siemens S7 400

6ES7421-1FH20-0AA0
SIMATIC S7-400, digital input SM 421, isolated 16 DI; UC 120/230V Inputs according to IEC1131-2 Type
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Product Details

Product Description

6ES7421-1FH20-0AA0

SIMATIC S7-400, digital input SM 421, isolated 16 DI; UC 120/230V Inputs according to IEC1131-2 Type 2

Brand Name

Siemens

Model Number

6ES7421-1FH20-0AA0

Net Weight (kg)

0,776 Kg

Place of Origin

Germany

Lead Time

In Stock

Packaging Dimension

22,90 x 30,20 x 4,10

Delivery Time

2-3 days

Specifications

SM 421 digital input module


Detailed Images

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Input current

from backplane bus 5 V DC, max. 80 mA

Power loss

Power loss, typ. 12 W

Digital inputs

Number of digital inputs 16

Number of simultaneously controllable inputs

● Number of simultaneously controllable inputs 16

Input voltage

● Type of input voltage AC/DC

● Rated value (UC) 230 V; 120/230 V UC (47 ... 63 Hz)

● for signal "0" 0 to 40 V AC/ -40 to +40 V DC

● for signal "1" 74 to 264 V AC; 80 to 264 V DC, -80 to -264 V Input current

● for signal "0", max. (permissible quiescent current)

6 mA; AC: 6 mA; DC: 2 mA

● for signal "1", typ. 10 mA; at 120 V: 10 mA AC, 1.8 mA DC; at 230 V: 14 mA AC, 2

Input delay (for rated value of input voltage) for standard inputs

— at "0" to "1", max. 20 ms; AC: 20 ms; DC: 15 ms

Cable length

● shielded, max. 1 000 m

● unshielded, max. 600 m

Encoder

Connectable encoders

● 2-wire sensor Yes

— permissible quiescent current (2-wire

sensor), max. 5 mA; AC: 5 mA

Interrupts/diagnostics/status information

Diagnostics function No

Potential separation

Potential separation digital inputs

● between the channels, in groups of 4

● between the channels and backplane bus Yes

Isolation

Isolation tested with 1500 V AC

Dimensions

Width 25 mm

Height 290 mm

Depth 210 mm

Weights

Weight, approx. 650 g

image003(001)

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