Data sheet
6AG1222-1BH32-2XB0
SIPLUS S7-1200 SM 1222 16DQ -25...+70°C with conformal coating based
on 6ES7222-1BH32-0XB0 . Digital output 16 DQ, 24 V DC, transistor 0.5 A
General information
Product type designation
SM 1222, DQ 16x24 V DC/0.5 A
Supply voltage
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.
140 mA
Power loss
Power loss, typ.
2.5 W
Digital outputs
Number of digital outputs
● in groups of
16
1
Short-circuit protection
No; to be provided externally
Limitation of inductive shutdown voltage to
typ. (L+) -48 V
Switching capacity of the outputs
● with resistive load, max.
0.5 A
● on lamp load, max.
5W
Output voltage
● Rated value (DC)
24 V
● for signal "0", max.
0.1 V; with 10 kOhm load
● for signal "1", min.
20 V DC
Output current
● for signal "1" rated value
0.5 A
● for signal "0" residual current, max.
10 µA
Output delay with resistive load
● "0" to "1", max.
50 µs
● "1" to "0", max.
200 µs
Total current of the outputs (per group)
horizontal installation
— up to 50 °C, max.
8 A; Current per mass
Relay outputs
Switching capacity of contacts
— with inductive load, max.
0.5 A
— on lamp load, max.
5W
— with resistive load, max.
0.5 A
Cable length
● shielded, max.
6AG12221BH322XB0
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500 m
1.19.2021
Subject to change without notice
© Copyright Siemens
● unshielded, max.
150 m
Interrupts/diagnostics/status information
Diagnostics function
Yes
Alarms
● Diagnostic alarm
Yes
Diagnoses
● Monitoring the supply voltage
Yes
Diagnostics indication LED
● for status of the outputs
Yes
● for maintenance
Yes
Potential separation
Potential separation digital outputs
● between the channels, in groups of
1
● between the channels and backplane bus
500 V AC
Ambient conditions
Free fall
● Fall height, max.
0.3 m; five times, in product package
Ambient temperature during operation
● min.
-40 °C; = Tmin (incl. condensation/frost); start-up @ -25 °C
● max.
70 °C; = Tmax; Tmax > +60 °C number of simultaneously activated
outputs 8 (no adjacent points) for horizontal mounting position
● At cold restart, min.
-25 °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 pressurealtitude
Tmin ... 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)
Resistance
Coolants and lubricants
— Resistant to commercially available coolants
and lubricants
Yes; Incl. diesel and oil droplets in the air
Use in stationary industrial systems
— to biologically active substances according to
EN 60721-3-3
Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of
fauna); Class 3B3 on request
— to chemically active substances according to
EN 60721-3-3
Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52
(severity degree 3); *
— to mechanically active substances according to
EN 60721-3-3
Yes; Class 3S4 incl. sand, dust, *
Use on ships/at sea
— to biologically active substances according to
EN 60721-3-6
Yes; Class 6B2 mold and fungal spores (excluding fauna); Class 6B3 on
request
— to chemically active substances according to
EN 60721-3-6
Yes; Class 6C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52
(severity degree 3); *
— to mechanically active substances according to
EN 60721-3-6
Yes; Class 6S3 incl. sand, dust; *
Usage in industrial process technology
— Against chemically active substances acc. to
EN 60654-4
Yes; Class 3 (excluding trichlorethylene)
— Environmental conditions for process,
measuring and control systems acc. to ANSI/ISA71.04
Yes; 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
6AG12221BH322XB0
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1.19.2021
Subject to change without notice
© Copyright Siemens
● Coatings for printed circuit board assemblies acc. to
EN 61086
Yes; Class 2 for high reliability
● Protection against fouling acc. to EN 60664-3
Yes; Type 1 protection
● Military testing according to MIL-I-46058C,
Amendment 7
Yes; Discoloration of coating possible during service life
● Qualification and Performance of Electrical
Insulating Compound for Printed Board Assemblies
according to IPC-CC-830A
Yes; Conformal coating, Class A
Connection method
required front connector
Yes
Mechanics/material
Enclosure material (front)
● Plastic
Yes
Dimensions
Width
45 mm
Height
100 mm
Depth
75 mm
Weights
Weight, approx.
220 g
last modified:
12/18/2020
6AG12221BH322XB0
Page 3/3
1.19.2021
Subject to change without notice
© Copyright Siemens
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