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Siemens 6AG1221-1BF32-4XB0

SIPLUS S7-1200 SM 1221 8DI based on 6ES7221-1BF32-0XB0 with conformal coating, -20…+60 °C, digital input 8 DI, 24 V DC, sink/source

SiemensMFR # 6AG1221-1BF32-4XB0SKU # CEY-8EF3B038829B

Product type designationSM 1221, DI 8x24 V DC

based on6ES7221-1BF32-0XB0

Rated value (DC)24 V

permissible range, lower limit (DC)20.4 V

permissible range, upper limit (DC)28.8 V

from backplane bus 5 V DC, max.105 mA

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About This Product

SIPLUS S7-1200 SM 1221 8DI based on 6ES7221-1BF32-0XB0 with conformal coating, -20…+60 °C, digital input 8 DI, 24 V DC, sink/source

Siemens 6AG1221-1BF32-4XB0

Genuine, certified Siemens product
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Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
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Specifications

General information

Product type designationSM 1221, DI 8x24 V DC

based on6ES7221-1BF32-0XB0

Supply voltage

Rated value (DC)24 V

permissible range, lower limit (DC)20.4 V

permissible range, upper limit (DC)28.8 V

Input current

from backplane bus 5 V DC, max.105 mA

Digital inputs

from load voltage L+ (without load), max.4 mA; per channel

Power supply to the transmitters

presentYes

Power loss

Power loss, typ.1.5 W

Digital inputs

Number of digital inputs8

in groups of2

Input characteristic curve in accordance with IEC 61131, type 1Yes

all mounting positions

— up to 40 °C, max.8

horizontal installation

— up to 40 °C, max.8

— up to 50 °C, max.8

vertical installation

— up to 40 °C, max.8

Input voltage

Rated value (DC)24 V

for signal "0"5 V DC at 1 mA

for signal "1"15 V DC at 2.5 mA

Input current

for signal "0", max. (permissible quiescent current)1 mA

for signal "1", min.2.5 mA

for signal "1", typ.4 mA

for standard inputs

— parameterizableYes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four

for interrupt inputs

— parameterizableYes

Cable length

shielded, max.500 m

unshielded, max.300 m

Interrupts/diagnostics/status information

Diagnostics functionYes

Alarms

Diagnostic alarmYes

Diagnostics indication LED

for status of the inputsYes

Potential separation digital inputs

between the channels, in groups of2

Degree and class of protection

IP degree of protectionIP20

Ecological footprint

environmental product declarationYes

Global warming potential

— global warming potential, (total) [CO2 eq]123 kg

— global warming potential, (during production) [CO2 eq]12.1 kg

— global warming potential, (during operation) [CO2 eq]111 kg

— global warming potential, (after end of life cycle) [CO2 eq]-0.434 kg

Free fall

Fall height, max.0.3 m; five times, in product package

Ambient temperature during operation

min.-20 °C; = Tmin (incl. condensation/frost); start-up @ 0 °C

max.60 °C; = Tmax

At cold restart, min.0 °C

Ambient temperature during storage/transportation

min.-40 °C

max.70 °C

Altitude during operation relating to sea level

Installation altitude above sea level, max.5 000 m

Ambient air temperature-barometric pressure-altitudeTmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) // Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500 m) // Tmin ... (Tmax -20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5 000 m)

Relative humidity

With condensation, tested in accordance with IEC 60068-2-38, max.100 %; RH incl. condensation/frost (no commissioning under condensation conditions)

Coolants and lubricants

— Resistant to commercially available coolants and lubricantsYes; Incl. diesel and oil droplets in the air

Use in stationary industrial systems

— to biologically active substances according to EN 60721-3-3Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request

— to chemically active substances according to EN 60721-3-3Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); *

— to mechanically active substances according to EN 60721-3-3Yes; Class 3S4 incl. sand, dust, *

Use on ships/at sea

— to biologically active substances according to EN 60721-3-6Yes; Class 6B2 mold and fungal spores (excluding fauna); Class 6B3 on request

— to chemically active substances according to EN 60721-3-6Yes; Class 6C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); *

— to mechanically active substances according to EN 60721-3-6Yes; Class 6S3 incl. sand, dust; *

Usage in industrial process technology

— Against chemically active substances acc. to EN 60654-4Yes; Class 3 (excluding trichlorethylene)

— Environmental conditions for process, measuring and control systems acc. to ANSI/ISA-71.04Yes; Level GX group A/B (excluding trichlorethylene; harmful gas concentrations up to the limits of EN 60721-3-3 class 3C4 permissible); level LC3 (salt spray) and level LB3 (oil)

Remark

— Note regarding classification of environmental conditions acc. to EN 60721, EN 60654-4 and ANSI/ISA-71.04* The supplied plug covers must remain in place over the unused interfaces during operation!

Conformal coating

Coatings for printed circuit board assemblies acc. to EN 61086Yes; Class 2 for high reliability

Protection against fouling acc. to EN 60664-3Yes; Type 1 protection

Military testing according to MIL-I-46058C, Amendment 7Yes; Discoloration of coating possible during service life

Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830AYes; Conformal coating, Class A

Connection method

required front connectorYes

Mechanics/material

PlasticYes

Dimensions

Width45 mm

Height100 mm