General information
Product type designation	CPU 1215C DC/DC/relay
Firmware version	V4.1
based on	6ES7215-1HG40-0XB0
Engineering with
● STEP 7 TIA Portal configurable/integrated from version	see entry ID: 109746275
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)	5 V
● permissible range, upper limit (DC)	250 V
Input current
Current consumption (rated value)	500 mA; CPU only
Current consumption, max.	1 500 mA; CPU with all expansion modules
Inrush current, max.	12 A; at 28.8 V DC
Encoder supply
24 V encoder supply
● 24 V	L+ minus 4 V DC min.
Power loss
Power loss, typ.	12 W
Memory
Work memory
● integrated	100 kbyte
Load memory
● integrated	4 Mbyte
● Plug-in (SIMATIC Memory Card), max.	with SIMATIC memory card
Backup
● present	Yes; 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
● Size, max.	8 kbyte; Size of bit memory address area
Address area
Process image
● Inputs, adjustable	1 kbyte
● Outputs, adjustable	1 kbyte
Hardware configuration
Number of modules per system, max.	3 communication modules, no signal board can be used, 8 signal modules
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	14; Integrated
● of which inputs usable for technological functions	6; HSC (High Speed Counting)
Source/sink input	Yes
Number of simultaneously controllable inputs
all mounting positions
— up to 40 °C, max.	14
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	Yes; Single phase : 3 at 100 kHz & 3 at 30 kHz, differential: 3 at 80 kHz & 3 at 30 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	10; Relays
Switching capacity of the outputs
● with resistive load, max.	2 A
● on lamp load, max.	30 W with DC, 200 W with AC
Output delay with resistive load
● “0” to “1”, max.	10 ms; max.
● “1” to “0”, max.	10 ms; max.
Switching frequency
● of the pulse outputs, with resistive load, max.	1 Hz
Relay outputs
● Number of relay outputs	10
● Number of operating cycles, max.	mechanically 10 million, at rated load voltage 100 000
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	2
Output ranges, current
● 0 to 20 mA	Yes
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
Analog value generation for the outputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max.	10 bit
Encoder
Connectable encoders
● 2-wire sensor	Yes
1. Interface
Interface type	PROFINET
Isolated	Yes
automatic detection of transmission rate	Yes
Autonegotiation	Yes
Autocrossing	Yes
Interface types
● RJ 45 (Ethernet)	Yes
Protocols
● PROFINET IO Controller	Yes
● PROFINET IO Device	Yes; Also simultaneously with IO-Device functionality
PROFINET IO Controller
● Transmission rate, max.	100 Mbit/s
Services
— Number of connectable IO Devices, max.	16
PROFINET IO Device
Services
— Shared device	Yes
— Number of IO Controllers with shared device, max.	2
Protocols
Supports protocol for PROFINET IO	Yes
PROFIsafe	No
PROFIBUS	Yes; CM 1243-5 required
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 / header
S7 communication
● supported	Yes
● as server	Yes
● as client	Yes
Number of connections
● overall	16; dynamically
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
Traces
● Number of configurable Traces	2; Up to 512 KB of data per trace are possible
Integrated Functions
Counter
● Number of counters	6
● Counting frequency, max.	100 kHz
Frequency measurement	Yes
controlled positioning	Yes
Number of position-controlled positioning axes, max.	8
PID controller	Yes
Number of alarm inputs	4
Potential separation
Potential separation digital inputs
● Potential separation digital inputs	500 V AC for 1 minute
● between the channels, in groups of	1
Potential separation digital outputs
● Potential separation digital outputs	Relays
● between the channels	No
● between the channels, in groups of	2
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
Standards, approvals, certificates
Siemens Eco Profile (SEP)	Siemens EcoTech
Ecological footprint
● environmental product declaration	Yes
Global warming potential
— global warming potential, (total) [CO2 eq]	106 kg
— global warming potential, (during production) [CO2 eq]	18.5 kg
— global warming potential, (during operation) [CO2 eq]	88.2 kg
— global warming potential, (after end of life cycle) [CO2 eq]	-1.12 kg
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 > +55 °C number of simultaneously switched-on digital inputs 7, digital outputs 5, analog inputs 2, analog outputs 2 (no adjacent points) with horizontal mounting position; Tmax > +60 °C number of simultaneously switched-on digital inputs 7, digital outputs 5, analog inputs 1, analog outputs 1 (no adjacent points) with 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.	2 000 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); above 2 000 m max. 132 V AC
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; *
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/ISA-71.04	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
● 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 / header
configuration / programming / header
Programming language
— LAD	Yes
— FBD	Yes
— SCL	Yes
programming / cycle time monitoring / header
● adjustable	Yes
Dimensions
Width	130 mm
Height	100 mm
Depth	75 mm
Weights
Weight, approx.	585 g