| SIPLUS S7-1200 CPU 1211C DC/DC/DC for medial exposure with conformal coating based on 6ES7211-1AE31-0XB0 . compact CPU, DC/DC/DC, onboard I/O: 6 DI 24 V DC 4 DO 24 V DC 2 AI 0-10 V DC, Power supply: 20.4-28.8V Program/data memory 30 KB |
General information |
Product type designation | CPU 1211C DC/DC/DC |
Engineering with |
Programming package | STEP 7 V11 SP2 or higher |
Supply voltage |
Rated value (DC) | |
24 V DC | Yes |
permissible range, lower limit (DC) | 20.4 V |
permissible range, upper limit (DC) | 28.8 V |
Load voltage L+ |
Rated value (DC) | 24 V |
permissible range, lower limit (DC) | 20.4 V |
permissible range, upper limit (DC) | 28.8 V |
Input current |
Current consumption (rated value) | 300 mA; Typical |
Current consumption, max. | 0.9 A; 24 V DC |
Inrush current, max. | 12 A; at 28.8 V DC |
Output current |
for backplane bus (5 V DC), max. | 750 mA; Max. 5 V DC for SM and CM |
Encoder supply |
24 V encoder supply |
24 V | Permissible range: 20.4V to 28.8V |
Power loss |
Power loss, typ. | 8 W |
Memory |
Work memory |
integrated | 30 kbyte |
expandable | No |
Load memory |
integrated | 1 Mbyte |
Backup |
present | maintenance-free |
without battery | Yes |
CPU processing times |
for bit operations, typ. | 0.085 µs; / instruction |
for word operations, typ. | 1.7 µs; / instruction |
for floating point arithmetic, typ. | 2.5 µs; / instruction |
CPU-blocks |
Number of blocks (total) | DBs, FCs, FBs, counters and timers. The maximum number of addressable blocks ranges from 1 to 65535. There is no restriction, the entire working memory can be used |
OB |
Number, max. | Limited only by RAM for code |
Data areas and their retentivity |
Retentive data area (incl. timers, counters, flags), max. | 10 kbyte |
Flag |
Number, max. | 4 kbyte; Size of bit memory address area |
Address area |
I/O address area |
Inputs | 1 024 byte |
Outputs | 1 024 byte |
Process image |
Inputs, adjustable | 1 kbyte |
Outputs, adjustable | 1 kbyte |
Hardware configuration |
Number of modules per system, max. | 3 communication modules, 1 signal board |
Time of day |
Clock |
Hardware clock (real-time) | Yes |
Backup time | 480 h; Typical |
Deviation per day, max. | ±60 s/month at 25 °C |
Digital inputs |
Number of digital inputs | 6; Integrated |
of which inputs usable for technological functions | 3; HSC (High Speed Counting) |
Source/sink input | Yes |
Number of simultaneously controllable inputs |
all mounting positions |
— up to 40 °C, max. | 6 |
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 "1", typ. | 1 mA |
Input delay (for rated value of input voltage) |
for standard inputs |
— parameterizable | 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 |
— at "0" to "1", min. | 0.2 ms |
— at "0" to "1", max. | 12.8 ms |
for interrupt inputs |
— parameterizable | Yes |
for technological functions |
— parameterizable | Single phase : 3 @ 100 kHz, differential: 3 @ 80 kHz |
Cable length |
shielded, max. | 500 m; 50 m for technological functions |
unshielded, max. | 300 m; for technological functions: No |
Digital outputs |
Number of digital outputs | 4 |
of which high-speed outputs | 4; 100 kHz Pulse Train Output |
Short-circuit protection | No; to be provided externally |
Limitation of inductive shutdown voltage to | L+ (-48 V) |
Switching capacity of the outputs |
with resistive load, max. | 0.5 A |
on lamp load, max. | 5 W |
Output voltage |
for signal "0", max. | 0.1 V; with 10 kOhm load |
for signal "1", min. | 20 V |
Output current |
for signal "1" rated value | 0.5 A |
for signal "0" residual current, max. | 0.1 mA |
Output delay with resistive load |
"0" to "1", max. | 1 µs |
"1" to "0", max. | 5 µs |
Switching frequency |
of the pulse outputs, with resistive load, max. | 100 kHz |
Relay outputs |
Number of relay outputs | 0 |
Cable length |
shielded, max. | 500 m |
unshielded, max. | 150 m |
Analog inputs |
Number of analog inputs | 2 |
Input ranges |
Voltage | Yes |
Input ranges (rated values), voltages |
0 to +10 V | Yes |
— Input resistance (0 to 10 V) | ≥100k ohms |
Cable length |
shielded, max. | 100 m; twisted and shielded |
Analog outputs |
Number of analog outputs | 0 |
Cable length |
shielded, max. | 100 m; shielded, twisted pair |
Analog value generation for the inputs |
Integration and conversion time/resolution per channel |
Resolution with overrange (bit including sign), max. | 10 bit |
Integration time, parameterizable | Yes |
Conversion time (per channel) | 625 µs |
Encoder |
Connectable encoders |
2-wire sensor | Yes |
1. Interface |
Interface type | PROFINET |
Physics | Ethernet |
Isolated | Yes |
automatic detection of transmission rate | Yes |
Autonegotiation | Yes |
Autocrossing | Yes |
Protocols |
PROFINET IO Controller | Yes |
Protocols |
Supports protocol for PROFINET IO | Yes |
PROFIBUS | Yes |
AS-Interface | Yes |
Protocols (Ethernet) |
TCP/IP | Yes |
Open IE communication |
TCP/IP | Yes |
ISO-on-TCP (RFC1006) | Yes |
UDP | Yes |
Web server |
supported | Yes |
User-defined websites | Yes |
Further protocols |
MODBUS | Yes |
Communication functions |
S7 communication |
supported | Yes |
as server | Yes |
as client | Yes |
Test commissioning functions |
Status/control |
Status/control variable | Yes |
Variables | Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters |
Forcing |
Forcing | Yes |
Diagnostic buffer |
present | Yes |
Integrated Functions |
Number of counters | 3 |
Counting frequency (counter) max. | 100 kHz |
Frequency measurement | Yes |
controlled positioning | Yes |
PID controller | Yes |
Number of alarm inputs | 4 |
Number of pulse outputs | 4 |
Limit frequency (pulse) | 100 kHz |
Potential separation |
Potential separation digital inputs |
Potential separation digital inputs | 500V AC for 1 minute |
between the channels, in groups of | 1 |
Potential separation digital outputs |
Potential separation digital outputs | Yes |
between the channels | No |
between the channels, in groups of | 1 |
Permissible potential difference |
between different circuits | 500 V DC between 24 V DC and 5 V DC |
EMC |
Interference immunity against discharge of static electricity |
Interference immunity against discharge of static electricity acc. to IEC 61000-4-2 | Yes |
— Test voltage at air discharge | 8 kV |
— Test voltage at contact discharge | 6 kV |
Interference immunity to cable-borne interference |
Interference immunity on supply lines acc. to IEC 61000-4-4 | Yes |
Interference immunity on signal cables acc. to IEC 61000-4-4 | Yes |
Interference immunity against voltage surge |
Interference immunity on supply lines acc. to IEC 61000-4-5 | Yes |
Interference immunity against conducted variable disturbance induced by high-frequency fields |
Interference immunity against high-frequency radiation acc. to IEC 61000-4-6 | Yes |
Emission of radio interference acc. to EN 55 011 |
Limit class A, for use in industrial areas | Yes; Group 1 |
Limit class B, for use in residential areas | Yes; When appropriate measures are used to ensure compliance with the limits for Class B according to EN 55011 |
Degree and class of protection |
IP degree of protection | IP20 |
Ambient conditions |
Free fall |
Fall height, max. | 0.3 m; five times, in product package |
Ambient temperature during operation |
min. | -20 °C; = Tmin; Startup @ 0 °C |
max. | 60 °C; = Tmax |
horizontal installation, min. | -20 °C; = Tmin (incl. condensation/frost); start-up @ 0 °C |
horizontal installation, max. | 60 °C; = Tmax |
vertical installation, min. | -20 °C; = Tmin; Startup @ 0 °C |
vertical installation, max. | 50 °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-altitude | 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) |
Vibrations |
Vibration resistance during operation acc. to IEC 60068-2-6 | 2 g (m/s²) wall mounting, 1 g (m/s²) DIN rail |
Operation, tested according to IEC 60068-2-6 | Yes |
Shock testing |
tested according to IEC 60068-2-27 | Yes; IEC 68, Part 2-27 half-sine: strength of the shock 15 g (peak value), duration 11 ms |
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; * |
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 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 |
Configuration |
Programming |
Programming language |
— LAD | Yes |
— FBD | Yes |
— SCL | Yes |
Cycle time monitoring |
adjustable | Yes |
Dimensions |
Width | 90 mm |
Height | 100 mm |
Depth | 75 mm |
Weights |
Weight, approx. | 370 g |
last modified: | 02/22/2020 |