The CPU 315-3 PN/DP is used primarily in machines where a control with a large program memory coincides with high processing speed and motion control requirements

Siemens PLC S7-300 Product Specifications:

Article number	6ES7315-7TJ10-0AB0
	CPU315T-3 PN/DP, 384KB
General information
HW functional status	1
Firmware version	CPU: V3.2; integrated technology V4.1.5
Product function
● Isochronous mode	Yes; Via PROFIBUS DP or PROFINET interface
Engineering with
● Programming package	STEP 7 V5.5 SP2 or higher and S7-Technology option package V4.2 SP3
Supply voltage
Rated value (DC)	24 V
permissible range, lower limit (DC)	19.2 V
permissible range, upper limit (DC)	28.8 V
external protection for power supply lines (recommendation)	2 A min.
Load voltage L+
● Rated value (DC)	24 V
● Reverse polarity protection	Yes
Digital outputs
— Rated value (DC)	24 V; (2L+)
— Reverse polarity protection	No; (2L+)
Input current
Current consumption (rated value)	1 050 mA
Current consumption (in no-load operation), typ.	230 mA
Inrush current, typ.	6.5 A
I²t	1 A²·s
Power loss
Power loss, typ.	7.5 W
Memory
Work memory
● integrated	384 kbyte
● expandable	No
Load memory
● Plug-in (MMC)	Yes
● Plug-in (MMC), max.	8 Mbyte
● Data management on MMC (after last programming), min.	10 y
Backup
● present	Yes; Guaranteed by MMC (maintenance-free)
● without battery	Yes; Program and data
CPU processing times
for bit operations, typ.	0.05 µs
for word operations, typ.	0.09 µs
for fixed point arithmetic, typ.	0.12 µs
for floating point arithmetic, typ.	0.45 µs
CPU-blocks
Number of blocks (total)	1 024; (DBs, FCs, FBs); the maximum number of loadable blocks can be reduced by the MMC used.
DB
● Number, max.	1 024; Number range: 1 to 16000
● Size, max.	64 kbyte
FB
● Number, max.	1 024; Number range: 0 to 7999
● Size, max.	64 kbyte
FC
● Number, max.	1 024; Number range: 0 to 7999
● Size, max.	64 kbyte
OB
● Number, max.	see instruction list
● Size, max.	64 kbyte
● Number of free cycle OBs	1; OB 1
● Number of time alarm OBs	1; OB 10
● Number of delay alarm OBs	2; OB 20, 21
● Number of cyclic interrupt OBs	4; OB 32, 33, 34, 35
● Number of process alarm OBs	1; OB 40
● Number of DPV1 alarm OBs	3; OB 55, 56, 57
● Number of isochronous mode OBs	1; OB 61 – isochronous mode is possible either on DP or PROFINET IO (not simultaneously)
● Number of technology synchronous alarm OBs	1; OB 65
● Number of startup OBs	1; OB 100
● Number of asynchronous error OBs	6; OB 80, 82, 83, 85, 86, 87 (OB83 only for PROFINET IO)
● Number of synchronous error OBs	2; OB 121, 122
Nesting depth
● per priority class	16
● additional within an error OB	4
Counters, timers and their retentivity
S7 counter
● Number	256
Retentivity
— adjustable	Yes
— lower limit	0
— upper limit	255
— preset	Z 0 to Z 7
Counting range
— adjustable	Yes
— lower limit	0
— upper limit	999
IEC counter
● present	Yes
● Type	SFB
● Number	Unlimited (limited only by RAM capacity)
S7 times
● Number	256
Retentivity
— adjustable	Yes
— lower limit	0
— upper limit	255
— preset	No retentivity
Time range
— lower limit	10 ms
— upper limit	9 990 s
IEC timer
● present	Yes
● Type	SFB
● Number	Unlimited (limited only by RAM capacity)
Data areas and their retentivity
Retentive data area (incl. timers, counters, flags), max.	128 kbyte
Flag
● Size, max.	2 048 byte
● Retentivity available	Yes; MB 0 to MB 2 047
● Retentivity preset	MB 0 to MB 15
● Number of clock memories	8; 1 memory byte
Data blocks
● Retentivity adjustable	Yes; via non-retain property on DB
● Retentivity preset	Yes
Local data
● per priority class, max.	32 768 byte; Max. 2048 bytes per block
Address area
I/O address area
● Inputs	2 048 byte
● Outputs	2 048 byte
of which distributed
— Inputs	2 048 byte
— Outputs	2 048 byte
Process image
● Inputs	2 048 byte
● Outputs	2 048 byte
● Inputs, adjustable	2 048 byte
● Outputs, adjustable	2 048 byte
● Inputs, default	128 byte
● Outputs, default	128 byte
Default addresses of the integrated channels
— Digital inputs	66
— Digital outputs	66
Subprocess images
● Number of subprocess images, max.	1; With PROFINET IO, the length of the user data is limited to 1600 bytes
Digital channels
● Inputs	16 384
— of which central	256
● Outputs	16 384
— of which central	256
Analog channels
● Inputs	1 024
— of which central	64
● Outputs	1 024
— of which central	64
Hardware configuration
Number of expansion units, max.	0
Number of DP masters
● integrated	2; 1 DP and 1 DP (drive)
● via CP	2; for DP
Number of operable FMs and CPs (recommended)
● FM	8
● CP, PtP	8
● CP, LAN	8
Rack
● Racks, max.	1
● Modules per rack, max.	8
Time of day
Clock
● Hardware clock (real-time)	Yes
● retentive and synchronizable	Yes
● Backup time	6 wk; At 40 °C ambient temperature
● Deviation per day, max.	10 s; Typ.: 2 s
● Behavior of the clock following POWER-ON	Clock continues running after POWER OFF
● Behavior of the clock following expiry of backup period	the clock continues at the time of day it had when power was switched off
Operating hours counter
● Number	1
● Number/Number range	0
● Range of values	0 to 2^31 hours (when using SFC 101)
● Granularity	1 h
● retentive	Yes; Must be restarted at each restart
Clock synchronization
● supported	Yes
● to MPI, master	Yes
● to MPI, slave	Yes
● to DP, master	Yes
● to DP, slave	Yes; Only time-of-day slave
● in AS, master	Yes
● in AS, slave	Yes
● on Ethernet via NTP	Yes; As client
Digital inputs
Number of digital inputs	4
● of which inputs usable for technological functions	4
Input characteristic curve in accordance with IEC 61131, type 1	Yes
Number of simultaneously controllable inputs
horizontal installation
— up to 40 °C, max.	4
— up to 60 °C, max.	4
vertical installation
— up to 40 °C, max.	4
Input voltage
● Rated value (DC)	24 V
● for signal “0”	-3 to +5V
● for signal “1”	+15 to +30 V
Input current
● for signal “1”, typ.	7 mA
Input delay (for rated value of input voltage)
for technological functions
— at “0” to “1”, max.	10 µs; Typical
— at “1” to “0”, max.	10 µs; Typical
Cable length
● shielded, max.	1 000 m
Digital outputs
Number of digital outputs	8
● of which high-speed outputs	8
Functions	for technology functions, e.g. high-speed cam switch signals
Short-circuit protection	Yes
● Response threshold, typ.	1 A
Limitation of inductive shutdown voltage to	48 V
Controlling a digital input	No
Switching capacity of the outputs
● on lamp load, max.	5 W
Load resistance range
● lower limit	48 Ω
● upper limit	4 kΩ
Output voltage
● for signal “0”, max.	3 V; (2L+)
● for signal “1”, min.	Rated voltage -2.5 V
Output current
● for signal “1” rated value	0.5 A
● for signal “1” permissible range for 0 to 60 °C, min.	5 mA
● for signal “1” permissible range for 0 to 60 °C, max.	0.6 A
● for signal “0” residual current, max.	0.3 mA
Parallel switching of two outputs
● for uprating	No
● for redundant control of a load	No
Switching frequency
● with resistive load, max.	100 Hz
● with inductive load, max.	0.2 Hz; According to IEC 60947-5-1, DC-13
● on lamp load, max.	100 Hz
Total current of the outputs (per group)
horizontal installation
— up to 40 °C, max.	4 A
— up to 60 °C, max.	3 A
all other mounting positions
— up to 40 °C, max.	4 A
Integrated high-speed cams
● Switching accuracy (+/-)	70 µs
Cable length
● shielded, max.	1 000 m
Analog inputs
Number of analog inputs	0
Analog outputs
Number of analog outputs	0
Encoder
Connectable encoders
● 2-wire sensor	No
Interfaces
Number of industrial Ethernet interfaces	1
Number of PROFINET interfaces	1
Number of RS 485 interfaces	2
Number of RS 422 interfaces	0
1. Interface
Interface type	Integrated RS 485 interface
Isolated	Yes
Interface types
● RS 485	Yes
● Output current of the interface, max.	200 mA
Protocols
● MPI	Yes
● PROFIBUS DP master	Yes
● PROFIBUS DP slave	Yes
● Point-to-point connection	No
MPI
● Transmission rate, max.	12 Mbit/s
Services
— PG/OP communication	Yes
— Routing	Yes
— Global data communication	Yes
— S7 basic communication	Yes
— S7 communication	Yes
— S7 communication, as client	No; but via CP and loadable FB
— S7 communication, as server	Yes
PROFIBUS DP master
● Transmission rate, max.	12 Mbit/s
● Number of DP slaves, max.	124
Services
— PG/OP communication	Yes
— Routing	Yes
— Global data communication	No
— S7 basic communication	Yes; I blocks only
— S7 communication	Yes
— S7 communication, as client	No
— S7 communication, as server	Yes
— Equidistance	Yes
— Isochronous mode	Yes; OB 61; isochronous mode can only be used alternatively on PROFIBUS DP or PROFINET IO
— SYNC/FREEZE	Yes
— Activation/deactivation of DP slaves	Yes
— Number of DP slaves that can be simultaneously activated/deactivated, max.	8
— Direct data exchange (slave-to-slave communication)	Yes; as subscriber
— DPV1	Yes
Address area
— Inputs, max.	2 kbyte
— Outputs, max.	2 kbyte
User data per DP slave
— Inputs, max.	244 byte
— Outputs, max.	244 byte
PROFIBUS DP slave
● Transmission rate, max.	12 Mbit/s
● automatic baud rate search	Yes; only with passive interface
● Address area, max.	32
● User data per address area, max.	32 byte
Services
— PG/OP communication	Yes
— Routing	Yes; Only with active interface
— Global data communication	No
— S7 basic communication	No
— S7 communication	Yes
— S7 communication, as client	No
— S7 communication, as server	Yes; Connection configured on one side only
— Direct data exchange (slave-to-slave communication)	Yes
— DPV1	No
Transfer memory
— Inputs	244 byte
— Outputs	244 byte
2. Interface
Interface type	Integrated RS 485 interface
Isolated	Yes
Interface types
● RS 485	Yes
● Output current of the interface, max.	200 mA
Protocols
● MPI	No
● PROFIBUS DP master	Yes; DP(DRIVE)-Master
● PROFIBUS DP slave	No
● Point-to-point connection	No
PROFIBUS DP master
● Transmission rate, max.	12 Mbit/s
● Number of DP slaves, max.	64
Services
— PG/OP communication	No
— Routing	No
— Global data communication	No
— S7 basic communication	No
— S7 communication	No
— Equidistance	Yes
— Isochronous mode	Yes
— SYNC/FREEZE	No
— Activation/deactivation of DP slaves	Yes
— DPV1	No
Address area
— Inputs, max.	1 024 byte
— Outputs, max.	1 024 byte
User data per DP slave
— Inputs, max.	244 byte
— Outputs, max.	244 byte
PROFIBUS DP slave
● GSD file	http://support.automation.siemens.com in Product Support area
● Transmission rate, max.	12 Mbit/s
3. Interface
Interface type	PROFINET
Isolated	Yes
automatic detection of transmission rate	Yes; 10/100 Mbit/s
Autonegotiation	Yes
Autocrossing	Yes
Change of IP address at runtime, supported	Yes
Interface types
● RJ 45 (Ethernet)	Yes
● Number of ports	2
● integrated switch	Yes
Protocols
● MPI	No
● PROFINET IO Controller	Yes; Also simultaneously with IO-Device functionality
● PROFINET IO Device	Yes; Also simultaneously with IO Controller functionality
● PROFIBUS DP master	No
● PROFIBUS DP slave	No
● Open IE communication	Yes; Via TCP/IP, ISO on TCP, and UDP
● Web server	Yes
● Media redundancy	Yes
PROFINET IO Controller
● Transmission rate, max.	100 Mbit/s
Services
— PG/OP communication	Yes
— Routing	Yes
— S7 communication	Yes; With loadable FBs, max. configurable connections: 14, max. number of instances: 32
— Isochronous mode	Yes; OB 61; isochronous mode can only be used alternatively on PROFIBUS DP or PROFINET IO
— Shared device	Yes
— Prioritized startup	Yes
— Number of IO devices with prioritized startup, max.	32
— Number of connectable IO Devices, max.	128
— Of which IO devices with IRT, max.	64
— of which in line, max.	64
— Number of connectable IO Devices for RT, max.	128
— of which in line, max.	128
— Activation/deactivation of IO Devices	Yes
— Number of IO Devices that can be simultaneously activated/deactivated, max.	8
— IO Devices changing during operation (partner ports), supported	Yes
— Number of IO Devices per tool, max.	8
— Device replacement without swap medium	Yes
— Send cycles	250 µs, 500 µs, 1 ms, 2 ms, 4 ms
— Updating time	250 µs to 512 ms (depending on the operating mode, see Manual “S7-300 CPU 31xC and CPU 31x, technical Data” for more details)
Address area
— Inputs, max.	2 kbyte
— Outputs, max.	2 kbyte
— User data consistency, max.	1 024 byte
PROFINET IO Device
Services
— PG/OP communication	Yes
— Routing	Yes
— S7 communication	Yes; With loadable FBs, max. configurable connections: 14, max. number of instances: 32
— Isochronous mode	No
— IRT	Yes
— PROFIenergy	Yes; With SFB 73 / 74 prepared for loadable PROFIenergy standard FB for I-Device
— Shared device	Yes
— Number of IO Controllers with shared device, max.	2
Transfer memory
— Inputs, max.	1 440 byte; Per IO Controller with shared device
— Outputs, max.	1 440 byte; Per IO Controller with shared device
Submodules
— Number, max.	64
— User data per submodule, max.	1 024 byte
Open IE communication
● Number of connections, max.	8
● Local port numbers used at the system end	0, 20, 21, 23, 25, 80, 102, 135, 161, 443, 8080, 34962, 34963, 34964, 65532, 65533, 65534, 65535
● Keep-alive function, supported	Yes
Protocols
PROFIsafe	No
Redundancy mode
Media redundancy
— Switchover time on line break, typ.	200 ms; PROFINET MRP
— Number of stations in the ring, max.	50
Open IE communication
● TCP/IP	Yes; via integrated PROFINET interface and loadable FBs
— Number of connections, max.	8
— Data length for connection type 01H, max.	1 460 byte
— Data length for connection type 11H, max.	32 768 byte
— several passive connections per port, supported	Yes
● ISO-on-TCP (RFC1006)	Yes; via integrated PROFINET interface and loadable FBs
— Number of connections, max.	8
— Data length, max.	32 768 byte
● UDP	Yes; via integrated PROFINET interface and loadable FBs
— Number of connections, max.	8
— Data length, max.	1 472 byte
Web server
● supported	Yes
● User-defined websites	Yes
● Number of HTTP clients	5
communication functions / header
PG/OP communication	Yes
Data record routing	Yes
Global data communication
● supported	Yes
● Number of GD loops, max.	8
● Number of GD packets, max.	8
● Number of GD packets, transmitter, max.	8
● Number of GD packets, receiver, max.	8
● Size of GD packets, max.	22 byte
● Size of GD packet (of which consistent), max.	22 byte
S7 basic communication
● supported	Yes
● User data per job, max.	76 byte
● User data per job (of which consistent), max.	76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server)
S7 communication
● supported	Yes
● as server	Yes
● as client	Yes; via integrated PROFINET interface and loadable FB or via CP and loadable FB
● User data per job, max.	See online help of STEP 7 (shared parameters of the SFBs/FBs and of the SFCs/FCs of S7 Communication)
S5 compatible communication
● supported	Yes; via CP and loadable FC
Number of connections
● overall	16
● usable for PG communication	15
— reserved for PG communication	1
— adjustable for PG communication, min.	1
— adjustable for PG communication, max.	15
● usable for OP communication	15
— reserved for OP communication	1
— adjustable for OP communication, min.	1
— adjustable for OP communication, max.	15
● usable for S7 basic communication	14
— reserved for S7 basic communication	0
— adjustable for S7 basic communication, min.	0
— adjustable for S7 basic communication, max.	14
● usable for S7 communication	14
— reserved for S7 communication	0
— adjustable for S7 communication, min.	0
— adjustable for S7 communication, max.	14
● total number of instances, max.	32
● usable for routing	X1 as MPI: max. 10; X1 as DP master: max. 24; X1 as DP slave (active): max. 14; X2 as PROFINET: 24 max.
S7 message functions
Number of login stations for message functions, max.	16; Depending on the configured connections for PG/OP and S7 basic communication
Process diagnostic messages	Yes
simultaneously active Alarm-S blocks, max.	300
Test commissioning functions
Status block	Yes; Up to 2 simultaneously
Single step	Yes
Number of breakpoints	4; without continuation
Status/control
● Status/control variable	Yes
● Variables	Inputs, outputs, memory bits, DB, times, counters
● Number of variables, max.	30
— of which status variables, max.	30
— of which control variables, max.	14
Forcing
● Forcing	Yes
● Forcing, variables	Inputs, outputs
● Number of variables, max.	10
Diagnostic buffer
● present	Yes
● Number of entries, max.	500
— adjustable	No
— of which powerfail-proof	100; Only the last 100 entries are retained
● Number of entries readable in RUN, max.	499
— adjustable	Yes; From 10 to 499
— preset	10
Service data
● can be read out	Yes
Interrupts/diagnostics/status information
Alarms	No
Diagnostics function	No
Diagnostics indication LED
● Status indicator digital input (green)	Yes
● Status indicator digital output (green)	Yes
Potential separation
Potential separation digital inputs
● between the channels and backplane bus	Yes
Potential separation digital outputs
● between the channels and backplane bus	Yes
Isolation
Isolation tested with	500 V DC
Ambient conditions
Ambient temperature during operation
● min.	0 °C
● max.	60 °C
configuration / header
Configuration software
● STEP 7	Yes; STEP 7 V5.5 SP2 or higher and S7-Technology option package V4.2 SP3
configuration / programming / header
● Command set	see instruction list
● Nesting levels	8
● System functions (SFC)	see instruction list
● System function blocks (SFB)	see instruction list
Programming language
— LAD	Yes
— FBD	Yes
— STL	Yes
— SCL	Yes
— CFC	Yes
— GRAPH	Yes
— HiGraph®	Yes
Know-how protection
● User program protection/password protection	Yes
● Block encryption	Yes; With S7 block Privacy
Dimensions
Width	120 mm
Height	125 mm
Depth	130 mm
Weights
Weight, approx.	640 g