CPU 314C-2 PTP. Function

CPU 314C-2 PTP Function Password protection; a password concept protects the user program from unauthorized access. Block encryption; the functions (FCs) and function blocks (FBs) can be stored in the CPU in encrypted form by means of S7- Block Privacy to protect the know-how of the application. Diagnostics buffer; the last 500 error and interrupt events are stored in a buffer for diagnostic purposes, of which 100 are stored retentively. Maintenance-free data backup; the CPU automatically saves all data (up to 64 KB) in case of a power failure so that the data are available again unchanged when the power returns. Page 1337 Mar 2008 Siemens ITS

Parameterizable properties The S7 configuration as well as the properties and response of the CPUs can be parameterized using STEP 7: General: Defining the name, higher level designation, and location designation MPI multi-point interface; determining station addresses Startup; definition of the startup characteristics of the CPU and the monitoring time Cycle/clock memory; specification of the maximum cycle time and load. Setting of the clock memory address. Retentivity; definition of the number of retentive bit memories, counters, timers and data blocks Time-of-day interrupts; setting of start date, start time and periodicity Cyclic interrupts; setting of periodicity System diagnostics; determining handling and scope of the diagnostic messages Clock; setting the type of synchronization in the AS or on the MPI Protection level; specifying the access rights to program and data Communication; reservation of connection resources PtP interface; setting of the addresses and basic parameters. Parameterization of the ASKII, 3964(R) and Page 1338 Mar 2008 Siemens ITS

RK512 protocols. Digital inputs/outputs; setting of addresses, input delay and process interrupt Analog inputs/outputs; setting of addresses, in the case of inputs: the temperature unit, the measurement type, the measuring range, and the interference frequency, in the case of outputs: the output type and output range Integrated function "counting"; setting the addresses, parameter assignment of the modes "continuous counting", "single counting", "periodic counting", "frequency measurement" and "pulse width modulation" Integrated function "positioning"; setting of addresses, parameterizing of "positioning with digital outputs" and "positioning with analog outputs" Integrated "Rules" function Display and information functions Status and error indications; LEDs indicate e.g. hardware, programming, time or I/O errors, as well as operating states such as RUN, STOP and start-up. Test functions; the PG is used to indicate signal states during program execution, to modify process variables independently of the user program and to output the contents of stack memories. Information functions; you can use the PG to obtain information about the storage capacity and operating mode of the CPU as well as the current loading of the main and load memories as well as current cycle times and diagnostic buffer contents in plain text. Page 1339 Mar 2008 Siemens ITS

Integrated communication functions PG/OP communication Global data communication S7 basic communication S7 communication (server only) Integrated functions Counters; 4 counters (up to 60 khz) with directionally-dependent comparators and to directly connect 24 V incremental encoders 4 channels for frequency measurement; frequency measurement (up to max. 60 khz) enables, for example, speed measurement of a shaft with speed range monitoring or throughput measuring (parts per measuring time) with range monitoring. Period measurement; 4 channels. The period duration of the counting signal can be measured up to a counting frequency of 1 khz. Pulse width modulation; 4 outputs for direct control of valves, final controlling elements, switching devices, heating equipment, etc., switching frequency 2.5 khz. The period length can be set and the pulse-pause ratio can be changed while running. Controlled positioning; an SFB integrated into the operating system enables an axis to be positioned via 2 digital outputs or one analog output. Alarm inputs (all digital inputs); the alarm inputs enable the detection of process events as well as the rapid triggering of responses. Page 1340 Mar 2008 Siemens ITS

Technical specifications 6ES7 314-6BH04-0AB0 Product version Hardware product version 01 Firmware version V3.3 General information associated programming package STEP7 as of V5.5 + SP1 or STEP 7 V5.3 + SP2 or higher with HSP 204 Supply voltage 24 V DC Input current Current consumption (rated value) 660 ma Current consumption (in no-load operation), 150 ma typ. Inrush current, typ. 5 A Page 1341 Mar 2008 Siemens ITS

I²t 0.7 A² s Power losses Power loss, typ. 13 W Memory Work memory integrated 192 Kibyte expandable Size of retentive memory for retentive data 64 Kibyte blocks Load memory pluggable (MMC) pluggable (MMC), max. 8 Mbyte Data management on MMC (after last 10 a programming), min. Backup present ; Guaranteed by MMC (maintenancefree) without battery ; Program and data 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 Page 1342 Mar 2008 Siemens ITS

Size, max. 64 Kibyte FB Number, max. 1 024; Number range: 0 to 7999 Size, max. 64 Kibyte FC Number, max. 1 024; Number range: 0 to 7999 Size, max. 64 Kibyte OB Size, max. 64 Kibyte Nesting depth per priority class 16 additional within an error OB 4 CPU processing times for bit operations, min. 0.06 µs for word operations, min. 0.12 µs for fixed point arithmetic, min. 0.16 µs for floating point arithmetic, min. 0.59 µs Counters, timers and their retentivity S7 counter Number 256 Retentivity adjustable 0 Page 1343 Mar 2008 Siemens ITS

lower limit 255 upper limit Z 0 to Z 7 preset Counting range 0 lower limit 999 upper limit IEC counter present Type SFB Number Unlimited (limited only by RAM capacity) S7 times Number 256 Retentivity adjustable 0 lower limit 255 upper limit retentivity Page 1344 Mar 2008 Siemens ITS

preset Time range 10 ms lower limit 9 990 s upper limit IEC timer present Type SFB Number Unlimited (limited only by RAM capacity) Data areas and their retentivity retentive data area, total All, max. 64 KB Flag Number, max. 256 byte Retentivity available ; MB 0 to MB 255 Retentivity preset MB 0 to MB 15 Number of clock memories 8; 1 memory byte Data blocks Retentivity adjustable ; via non-retain property on DB Retentivity preset Local data per priority class, max. 32 Kibyte; Max. 2048 bytes per block Address area I/O Page address 1345area Mar 2008 Siemens ITS

Inputs 1 024 byte Outputs 1 024 byte of which, distributed none Inputs none Outputs Process image Inputs, adjustable 1 024 byte Outputs, adjustable 1 024 byte Inputs, default 128 byte Outputs, default 128 byte Default addresses of the integrated channels 124.0 to 126.7 Digital inputs 124.0 to 125.7 Digital outputs 752 to 761 Analog inputs 752 to 755 Analog outputs Digital channels integrated channels (DI) 24 Page 1346 Mar 2008 Siemens ITS

integrated channels (DO) 16 Inputs 1 016 Outputs 1 008 Inputs, of which central 1 016 Outputs, of which central 1 008 Analog channels Integrated channels (AI) 5; 4 x current/voltage, 1 x resistance Integrated channels (AO) 2 Inputs 253 Outputs 250 Inputs, of which central 253 Outputs, of which central 250 Hardware configuration Racks, max. 4 Modules per rack, max. 8; In rack 3 max. 7 Expansion devices, max. 3 Number of DP masters integrated none via CP 4 Number of operable FMs and CPs (recommended) FM 8 CP, point-to-point 8 CP, LAN 10 Page 1347 Mar 2008 Siemens ITS

Time of day Clock Hardware clock (real-time clock) battery-backed and synchronizable Deviation per day, max. Backup time Behavior of the clock following POWER- ON Behavior of the clock following expiry of 10 s; Typ.: 2 s 6 wk; At 40 C ambient temperature Clock continues running after POWER OFF Clock continues to run with the time at which the power failure occurred backup period Operating hours counter Number 1 Number/Number range 0 Range of values 0 to 2^31 hours (when using SFC 101) Granularity 1 hour retentive ; Must be restarted at each restart Clock synchronization supported to MPI, master to MPI, slave in AS, master in AS, slave Digital inputs Number/binary inputs 24 Page 1348 Mar 2008 Siemens ITS

of which, inputs usable for technological functions Input characteristic curve acc. to IEC 1131, Type 1 Number of simultaneously controllable inputs horizontal installation up to 40 C, max. up to 60 C, max. vertical installation up to 40 C, max. Technological functions shielded, max. Unshielded, max. Standard DI shielded, max. Unshielded, max. 16 24 12 12 50 m; at maximum count frequency not allowed 1 000 m 600 m Page 1349 Mar 2008 Siemens ITS

Input voltage Rated value, DC for signal "0" for signal "1" Input current for signal "1", typ. Input delay (for rated value of input voltage) for standard inputs Parameterizable Rated value for counter/technological functions at "0" to "1", max. Cable length Cable length, shielded, max. Cable length unshielded, max. 24 V -3 to +5 V 15 to 30 V 8 ma ; 0.1 / 0.3 / 3 / 15 ms (You can reconfigure the input delay of the standard inputs during program runtime. Please note that under certain circumstances your newly set filter time may not be effective until the next filter cycle.) 3 ms 8 µs; Minimum pulse width/minimum pause between pulses at maximum counting frequency 1 000 m; 50 m for technological functions 600 m; For technological functions: Page 1350 Mar 2008 Siemens ITS

Digital outputs Number/binary outputs 16 of which high-speed outputs 4; tice: You cannot connect the fast outputs of your CPU in parallel Functionality/short-circuit strength ; Clocked electronically Response threshold, typ. 1 A Limitation of inductive shutdown voltage to L+ (-48 V) Lamp load, max. 5 W Controlling a digital input Output voltage for signal "1", min. L+ (-0.8 V) Output current for signal "1" rated value 500 ma for signal "1" permissible range, min. 5 ma for signal "1" permissible range, max. 0.6 A for signal "1" minimum load current 5 ma for signal "0" residual current, max. 0.5 ma Parallel switching of 2 outputs for increased power for redundant control of a load Switching frequency with resistive load, max. 100 Hz with inductive load, max. 0.5 Hz on lamp load, max. 100 Hz Page 1351 Mar 2008 Siemens ITS

of the pulse outputs, with resistive load, 2.5 khz max. Aggregate current of outputs (per group) horizontal installation 3 A up to 40 C, max. 2 A up to 60 C, max. vertical installation 2 A up to 40 C, max. Load resistance range lower limit 48 Ω upper limit 4 kω Cable length Cable length, shielded, max. 1 000 m Cable length unshielded, max. 600 m Analog inputs Number of analog inputs for voltage/current 4 measurement Number of analog inputs for 1 resistance/temperature measurement permissible input frequency for current 5 V; Permanent input (destruction limit), max. Page 1352 Mar 2008 Siemens ITS

permissible input voltage for voltage input 30 V; Permanent (destruction limit), max. permissible input current for voltage input 0.5 ma; Permanent (destruction limit), max. permissible input current for current input 50 ma; Permanent (destruction limit), max. Technical unit for temperature measurement ; Degrees Celsius / degrees Fahrenheit / adjustable Kelvin Input ranges Voltage ; ±10 V / 100 kω; 0 V to 10 V / 100 kω Current ; ±20 ma / 100 Ω; 0 ma to 20 ma / 100 Ω; 4 ma to 20 ma / 100 Ω Resistance thermometer ; Pt 100 / 10 MΩ Resistance ; 0 Ω to 600 Ω / 10 MΩ Input ranges (rated values), voltages 0 to +10 V Input resistance (0 to 10 V) 100 kω Input ranges (rated values), currents 0 to 20 ma Input resistance (0 to 20 ma) 100 Ω -20 to +20 ma Input resistance (-20 to +20 ma) 100 Ω 4 to 20 ma Page 1353 Mar 2008 Siemens ITS

Input resistance (4 to 20 ma) 100 Ω Input ranges (rated values), resistance thermometers Pt 100 Input resistance (Pt 100) 10 MΩ Input ranges (rated values), resistors -Load voltage, typ. 3.3 V Measured current, typ. 1.25 ma 0 to 600 ohms Input resistance (0 to 600 ohms) 10 MΩ Resistance thermometer (RTD) Characteristic linearization Pt 100 for resistance thermometer Characteristic linearization Parameterizable ; by software Temperature compensation Parameterizable Cable length Cable length, shielded, max. 100 m Analog outputs Number of analog outputs 2 Cable length, shielded, max. 200 m Voltage output, short-circuit protection Page 1354 Mar 2008 Siemens ITS

Voltage output, short-circuit current, max. 55 ma Current output, no-load voltage, max. 14 V Output ranges, voltage 0 to 10 V -10 to +10 V Output ranges, current 0 to 20 ma -20 to +20 ma 4 to 20 ma Connection of actuators for voltage output 2-conductor connection ; Without compensation of the line resistances for voltage output 4-conductor connection for current output 2-conductor connection Load impedance (in rated range of output) with voltage outputs, min. 1 kω with voltage outputs, capacitive load, max. 0.1 µf with current outputs, max. 300 Ω with current outputs, inductive load, max. 0.1 mh Destruction limits against externally applied voltages and currents Voltages at the outputs towards MANA 16 V; Permanent Current, max. 50 ma; Permanent Analog value creation Page 1355 Mar 2008 Siemens ITS

Measurement principle Integrations and conversion time/ resolution per channel Resolution with overrange (bit including sign), max. Integration time, parameterizable permissible input frequency, max. Interference voltage suppression for interference frequency f1 in Hz Conversion time (per channel) Time constant of the input filter Basic execution time of the module (all channels released) Settling time for resistive load for capacitive load for inductive load Encoder Connection of signal encoders for voltage measurement for current measurement as 2-wire transducer for current measurement as 4-wire Actual value encryption (successive approximation) 12 bit ; 16.6 / 20 ms 400 Hz 60 / 50 Hz 1 ms 0.38 ms 1 ms 0.6 ms 1 ms 0.5 ms ; with external supply Page 1356 Mar 2008 Siemens ITS

transducer for resistance measurement with 2- conductor connection for resistance measurement with 3- conductor connection for resistance measurement with 4- conductor connection Connectable encoders 2-wire BEROS 1.5 ma permissible quiescent current (2-wire BEROS), max. Errors/accuracies Temperature error (relative to input area) +/- 0,006 %/K Crosstalk between the inputs, min. 60 db Repeat accuracy in settled status at 25 C +/- 0,06 % (relative to input area) Output ripple (based on output area, +/- 0,1 % bandwidth 0 to 50 khz) Linearity error (relative to output area) +/- 0,15 % Temperature error (relative to output area) +/- 0,01 %/K Crosstalk between the outputs, min. 60 db Repeat accuracy in settled status at 25 C +/- 0,06 % (relative to output area) ; Without compensation of the line resistances Page 1357 Mar 2008 Siemens ITS

Operational limit in overall temperature range Voltage, relative to input area +/- 1 % Current, relative to input area +/- 1 % Impedance, relative to input area +/- 1 % Voltage, relative to output area +/- 1 % Current, relative to output area +/- 1 % Basic error limit (operational limit at 25 C) Voltage, relative to input area +/- 0,8 %; Linearity error +/- 0.06 % Current, relative to input area +/- 0,8 %; Linearity error +/- 0.06 % Impedance, relative to input area +/- 0,8 %; Linearity error +/- 0.2% Resistance-type thermometer, relative to +/- 0,8 % input area Voltage, relative to output area +/- 0,8 % Current, relative to output area +/- 0,8 % Interference voltage suppression for f = n x (fl +/- 1%), fl = interference frequency Series mode interference (peak value of interference < rated value of input range), min. 30 db Common mode interference, min. 40 db Interfaces Number of USB interfaces 0 Page 1358 Mar 2008 Siemens ITS

1st interface Type of interface Integrated RS 485 interface Physics RS 485 Isolated Power supply to interface (15 to 30 V 200 ma DC), max. Functionality MPI DP master DP slave Point-to-point connection MPI Services PG/OP communication Routing Global data communication S7 basic communication ; Only server, configured on one side S7 communication ; (but via CP and loadable FBs) Page 1359 Mar 2008 Siemens ITS

S7 communication, as client S7 communication, as server Transmission rate, max. 187.5 kbit/s 2nd interface Type of interface Integrated RS 422/ 485 interface Physics RS 422/RS 485 (X.27) Isolated Power supply to interface (15 to 30 V DC), max. Functionality MPI DP master DP slave PROFINET IO Controller PROFINET IO Device PROFINET CBA Local Operating Network Point-to-point connection Transmission rate, max. 19.2 kbit/s; 38.4 kbit/s half duplex; 19.2 kbit/s full duplex Cable length, max. 1 200 m interface from the user program controllable Page 1360 Mar 2008 Siemens ITS

Interface can trigger alarm/interrupt in the ; Message on break - identification user program Protocol driver 3964 (R); ASCII and RK 512 Communication functions PG/OP communication Data record routing Global data communication supported 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), 22 byte max. S7 basic communication supported User data per job, max. 76 byte User data per job (of which consistent), 76 byte; 76 bytes (with X_SEND or max. X_RCV); 64 bytes (with X_PUT or X_GET as server) S7 communication supported as server Page 1361 Mar 2008 Siemens ITS

as client User data per job, max. User data per job (of which consistent), max. S5-compatible communication supported S7 message functions Number of login stations for message functions, max. Process diagnostic messages simultaneously active Alarm-S blocks, max. 300 Test commissioning functions Status/control Status/control variable Variables Number of variables, max. 30 of which status variables, max. 30 of which control variables, max. 14 Forcing Forcing Force, variables Inputs, outputs Number of variables, max. 10 ; Via CP and loadable FB 180 Kibyte; With PUT/GET 240 byte; as server ; via CP and loadable FC 12; Depending on the configured connections for PG/OP and S7 basic communication Inputs, outputs, memory bits, DB, times, counters Page 1362 Mar 2008 Siemens ITS

Status block ; Up to 2 simultaneously Single step Number of breakpoints 4 Diagnostic buffer present Number of entries, max. 500 adjustable 100; Only the last 100 entries are retained Of which powerfail-proof Number of entries readable in RUN, max. 499 ; From 10 to 499 adjustable 10 preset Integrated Functions Number of counters 4; See "Technological Functions" manual Counter frequency (counter) max. 60 khz Frequency measurement Number of frequency meters 4; up to 60 khz (see "Technological Functions" manual) controlled positioning Integrated function blocks (closed-loop ; PID controller (see "Technological control) Functions" manual) Page 1363 Mar 2008 Siemens ITS

PID controller Number of pulse outputs 4; Pulse width modulation up to 2.5 khz (see "Technological Functions" Manual) Limit frequency (pulse) 2.5 khz Galvanic isolation Galvanic isolation digital inputs Galvanic isolation digital inputs between the channels between the channels and the backplane bus Galvanic isolation digital outputs Galvanic isolation digital outputs between the channels between the channels, in groups of 8 between the channels and the backplane bus Galvanic isolation analog inputs Galvanic isolation analog inputs ; common for analog I/O between the channels between the channels and the backplane bus Galvanic isolation analog outputs Galvanic isolation analog outputs ; common for analog I/O between the channels between the channels and the backplane bus Permissible potential difference between different circuits 75 VDC / 60 VAC Page 1364 Mar 2008 Siemens ITS

between inputs and MANA (UCM) 8.0 V DC between MANA and M internally (UISO) 75 VDC / 60 VAC Isolation Isolation checked with 600 V DC Ambient conditions Operating temperature Min. 0 C max. 60 C Configuration Configuration software STEP 7 ; STEP7 as of V5.5 + SP1 or STEP 7 V5.3 + SP2 or higher with HSP 204 STEP 7 Lite programming Programming language LAD FBD STL SCL Page 1365 Mar 2008 Siemens ITS

CFC GRAPH HiGraph Command set see instruction list Nesting levels 8 Know-how protection User program protection/password protection Block encryption ; With S7 block Privacy Dimensions Width 120 mm Height 125 mm Depth 130 mm Weight Weight, approx. 680 g Page 1366 Mar 2008 Siemens ITS