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SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ CPU 317F-2 DP • The failsafe CPU with a large program memory and quantity framework for demanding applications • For configuration of a failsaf e automation system for plants with increased safety requirements • Complies with safety requiremen ts up to SIL 3 to IEC 61508, AK6 to DIN V 19250 and Cat. 4 to EN 954-1 4 • Without additional wiring of the failsafe I/O • 1x PROFIBUS DP master/slave interface and 1 x DP mas- ter/slave/MPI interface • Both interfaces can be used to integrate failsafe modules • Distributed connection of failsafe ET200S PROFIsafe I/O modules possible; Central and distributed connection of failsafe ET200M I/O modules possible • Central and distributed use of standard modules for non-safety-relevant applications Micro memory card required for operation of CPU. ■ Technical specifications 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Product version • Associated programming STEP 7 as of STEP 7 as of STEP 7 as of STEP 7 as of STEP 7 as of STEP 7 as of package 5.2 + SP 1 5.2 + SP 1 of 5.2 + SP 1 of 5.2 + SP 1 as of 5.2 + SP 1 of 5.2 + SP 1 (for STEP 7 as of (for STEP 7 as of (for STEP 7 as of (for STEP 7 as of 5.1 + SP 3 5.1 + SP 3 5.1 + SP 3 5.1 + SP 3 please use please use please use please use previous CPU previous CPU previous CPU previous CPU version) version) version) version) Supply voltages Rated value - 24 V DC Yes Yes Yes Yes Yes Yes - permissible range, 20.4 V 20.4 V 20.4 V 20.4 V 20.4 V 20.4 V lower limit (DC) - permissible range, 28.8 V 28.8 V 28.8 V 28.8 V 28.8 V 28.8 V upper limit (DC) Current consumption • Inrush current, typ. 11 A 11 A 11 A 11 A 11 A 11 A • from supply voltage L+, max. 500 mA 700 mA 700 mA 900 mA 800 mA 1,000 mA • Power dissipation, typical 6 W 14 W 10 W 10 W 14 W 14 W Memory/backup Memory • Working memory - integral 16 KByte; 32 KByte; 32 KByte; 32 KByte; 48 KByte; 48 KByte; for program for program for program for program for program for program and data and data and data and data and data and data - expandable No No No No No No • Load memory - pluggable (MMC) Yes Yes Yes Yes Yes Yes - pluggable (MMC), max. 4 MByte 8 MByte 8 MByte 8 MByte 8 MByte 8 MByte Backup - available Yes; guaran- Yes; guaran- Yes; guaran- Yes; guaran- Yes; guaran- Yes; guaran- teed by MMC teed by MMC teed by MMC teed by MMC teed by MMC teed by MMC (maintenance- (maintenance- (maintenance- (maintenance- (maintenance- (maintenance- free) free) free) free) free) free) - without battery Yes; Program Yes; Program Yes; Program Yes; Program Yes; Program Yes; Program and data and data and data and data and data and data 4/8 Siemens ST 70 · 2005 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 CPU/blocks DB - Number, max. 511; 511; 511; 511; 511; 511; DB 0 reserved DB 0 reserved DB 0 reserved DB 0 reserved DB 0 reserved DB 0 reserved - Size, max. 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 4 FB - Number, max. 512; from 512; from 512; from 512 512 512 FB 0 to FB 511 FB 0 to FB 511 FB 0 to FB 511 - Size, max. 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte FC - Number, max. 512; from 512; from 512; from 512 512 512 FC 0 to FC 511 FC 0 to FC 511 FC 0 to FC 511 - Size, max. 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte OB - Number, max. See instruction See instruction See instruction See instruction See instruction See instruction list list list list list list - Size, max. 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte Nesting depth - per priority class 8 8 8 8 8 8 - additional levels within an 4 4 4 4 4 4 error OB CPU/processing times • for bit instruction, min. 0.2 µs 0.1 µs 0.1 µs 0.1 µs 0.1 µs 0.1 µs • for word instruction, min. 0.4 µs 0.2 µs 0.2 µs 0.2 µs 0.2 µs 0.2 µs • for integer math, min. 5 µs 2 µs 2 µs 2 µs 2 µs 2 µs • for floating-point math, min. 6 µs 3 µs 3 µs 3 µs 3 µs 3 µs Timers/counters and their retentive characteristics S7 counter - Number 128 256 256 256 256 256 • of which retentive without battery - adjustable Yes Yes Yes Yes Yes Yes - lower limit 0 0 0 0 0 0 - upper limit 128 256 256 256 256 256 • Retentivity - adjustable Yes • Counting range - lower limit 0 0 0 0 0 0 - upper limit 999 999 999 999 999 999 IEC counter - available Yes Yes Yes Yes Yes Yes - Type SFB SFB SFB SFB SFB SFB S7 times - Number 128 256 256 256 256 256 • Retentivity - adjustable Yes Yes Yes Yes Yes Yes - lower limit 0 0 0 0 0 0 - upper limit 128 256 256 256 256 256 - preset No retention No retention No retention No retention No retention No retention • Timing range - lower limit 10 ms 10 ms 10 ms 10 ms 10 ms 10 ms - upper limit 9,990 s 9,990 s 9,990 s 9,990 s 9,990 s 9,990 s IEC timer - available Yes Yes Yes Yes Yes Yes - Type SFB SFB SFB SFB SFB SFB Siemens ST 70 · 2005 4/9 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Data areas and their retentive characteristics Flags - Number 128 Byte 256 Byte 256 Byte 256 Byte 256 Byte 256 Byte 4 - adjustable retentivity Yes; MB 0 Yes; MB 0 Yes; MB 0 Yes; MB 0 Yes; MB Yes; MB 0 to MB 127 to MB 255 to MB 255 to MB 255 to MB 255 to MB 255 - Number of clock memories 8; 8; 8; 8 8 8 1 memory byte 1 memory byte 1 memory byte Data blocks - Number, max. 511; from DB 1 511; from DB 1 511; from DB 1 511 511 511 to DB 511 to DB 511 to DB 511 - Size, max. 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte 16 KByte Local data - per priority class, max. 256 Byte 510 Byte 510 Byte 510 Byte 510 Byte Address area I/O address area - Inputs 1 KByte 1 KByte 1 KByte 1 KByte 1 KByte 1 KByte - Outputs 1 KByte 1 KByte 1 KByte 1 KByte 1 KByte 1 KByte Process image - Inputs 128 Byte 128 Byte 128 Byte 128 Byte 128 Byte 128 Byte - Outputs 128 Byte 128 Byte 128 Byte 128 Byte 128 Byte 128 Byte Digital channels - Inputs 256 992 1.008 8.192 992 992 - Outputs 256 992 1.008 8.192 992 992 - Inputs, of which central 256 992 992 992 992 992 - Outputs, of which central 256 992 992 992 992 992 Analog channels - Inputs 64 248 248 248 253 512 - Outputs 32 124 124 124 124 124 - Inputs, of which central 248 248 248 248 248 - Outputs, of which central 248 248 248 248 248 Configuration • Central units, max. 1 1 1 1 1 1 • Expansion units, max. 0 3 3 3 3 3 • Racks, max. 1 4 4 4 4 4 • Modules per rack, max. 8 8; 8; 8; 8; 8; in rack 3 max. 7 in rack 3 max. 7 in rack 3 max. 7 in rack 3 max. 7 in rack 3 max. 7 Number of DP masters - integral No No No 1 1 - via CP 1 2 1 1 1 1 Number of FMs and CPs that can be operated (recommendation) - FM 8 8 8 8 8 8 - CP, point-to-point 8 8 8 8 8 8 - CP, LAN 4 6 6 6 10 10 4/10 Siemens ST 70 · 2005 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Time Clock - Hardware clock (realtime clock) Yes Yes Yes Yes Yes - Software clock Yes 4 - buffered No Yes Yes Yes Yes Yes - Deviation per day, max 10 s 10 s 10 s 10 s 10 s Run-time meter - Quantity 1 1 1 1 1 1 - Number 0 0 0 0 0 0 - Range of values 231 hours 231 hours 231 hours 231 hours 231 hours 231 hours (when using (when using (when using (when using (when using (when using SFC 101) SFC 101) SFC 101) SFC 101) SFC 101) SFC 101) - Granularity 1 hour 1 hour 1 hour 1 hour 1 hour 1 hour - retentive Yes; must be Yes; must be Yes; must be Yes Yes Yes restarted on restarted on restarted on each complete each complete each complete restart restart restart Time synchronization - supported Yes Yes Yes Yes Yes Yes - on MPI, master Yes Yes Yes Yes Yes Yes - on MPI, slave Yes Yes Yes Yes Yes Yes - in AS, master Yes Yes Yes Yes Yes Yes S7 message functions • Number of stations that can log on 6; depending on 8; depending on 8; depending on 8 12 12 for message functions, max. the connections the connections the connections configured for configured for configured for PG/OP and S7 PG/OP and S7 PG/OP and S7 basic communi- basic communi- basic communi- cation cation cation • Process diagnostic messages Yes Yes Yes Yes Yes Yes • simultaneously active Alarm-S 20 20 20 20 40 40 blocks, max. Test and startup functions Status/modify - Variable Yes Yes Yes Yes Yes Yes - Variables Inputs, Inputs, Inputs, Inputs, Inputs, Inputs, outputs, outputs, outputs, outputs, outputs, outputs, flags, DB, flags, DB, flags, DB, flags, DB, flags, DB, flags, DB, timers, counters timers, counters timers, counters timers, counters timers, counters timers, counters - Number of variables, max. 30 30 30 30 30 30 - of which status variables, max. 30 30 30 30 30 30 - of which modify variables, max. 14 14 14 14 14 14 Forcing - Forcing Yes Yes Yes Yes Yes Yes - Forcing, variables Inputs, Inputs, Inputs, Inputs, Inputs, Inputs, outputs outputs outputs outputs outputs outputs - Forcing, number of variables, 10 10 10 10 10 10 max. • Status block Yes Yes Yes Yes Yes Yes • Single step Yes Yes Yes Yes Yes Yes • Number of breakpoints 2 2 2 2 2 2 Siemens ST 70 · 2005 4/11 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Communication functions • PG/OP communication Yes Yes Yes Yes Yes Yes • Routing Yes 4 Global data communication - supported Yes Yes Yes Yes Yes Yes - Size of GD packets, max. 22 Byte 22 Byte 22 Byte 22 Byte 22 Byte 22 Byte S7 basic communication - supported Yes Yes Yes; Server Yes Yes Yes S7 communication - supported Yes Yes Yes Yes Yes Yes S5 compatible communication - supported Yes; via CP and Yes; via CP and Yes; via CP and Yes Yes Yes loadable FC loadable FC loadable FC Number of connections - overall 6 8 8 8 12 12 - usable for PG communication 5 7 7 7 11 11 - usable for OP communication 5 7 7 7 11 11 - usable for S7 basic 2 4 4 4 8 8 communication - usable for routing No No No 4 4 Connection system • Requisite front connector 1 x 40-pin 2 x 40 pin 1 x 40-pin 1 x 40-pin 2 x 40 pin 2 x 40 pin MPI • Length of cable, max. 50 m; without 50 m; without 50 m; without 50 m; without 50 m; without 50 m; without repeaters repeaters repeaters repeaters repeaters repeaters Point-to-point • Length of cable, max. 1.200 m 1.200 m Integral protocol driver - 3964 (R) Yes Yes - ASCII Yes Yes - RK512 Yes Transmission rate, RS 422/485 - with 3964 (R) protocol, max. 19.2 kBit/s 19.2 kBit/s - with ASCII protocol, max. 19.2 kBit/s 19.2 kBit/s - with RK 512 protocol, max. 19.2 kBit/s • Type of interface integrated RS integrated RS integrated RS integrated RS Integrial RS 485 integrated RS 485 interface 485 interface 485 interface 485 interface interface 485 interface • Physical RS 485 RS 485 RS 485 RS 485 RS 485 RS 485 • Isolated No No No Yes No No • Power supply to interface 200 mA 200 mA 200 mA 200 mA 200 mA 200 mA (15 to 30 V DC), max. 4/12 Siemens ST 70 · 2005 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 1st interface Functionality - MPI Yes Yes Yes Yes Yes Yes - DP master No No No No No No 4 - DP slave No No No No No No - Point-to-point connection No No No No No No MPI - Number of connections 6 8 8 8 12 12 • Services - PG/OP communication Yes Yes Yes Yes Yes Yes - Routing No No No Yes No Yes - Global data communication Yes Yes Yes Yes Yes Yes - S7 basic communication Yes Yes Yes Yes Yes - S7 communication Yes Yes Yes Yes Yes Yes - S7 communication, as client No No; via CP and No; via CP and No No No loadable FB loadable FB - S7 communication, as server Yes Yes Yes Yes Yes Yes - Transmission rates, max. 187.5 kBit/s 187.5 kBit/s 187.5 kBit/s 187.5 kBit/s 187. kBit/s 187.5 kBit/s 2nd interface • Type of interface integrated integrated integrated integrated RS 422/ 485 RS 485 interface RS 422/ 485 RS 485 interface interface interface • Physical RS 422/ RS 485 RS 422/ RS 485 RS 485 (X.27) RS 485 (X.27) • Isolated Yes Yes Yes Yes • Power supply to interface No 200 mA 200 mA (15 to 30 V DC), max. Functionality - MPI No No No No - DP master No Yes No Yes - DP slave No Yes No Yes - Point-to-point connection Yes No Yes No DP master - Number of connections, max. 8; for PG/OP 12; for PG/OP communication communication - Number of connections 1 for PG, 1 for PG, (of which reserved), max. 1 for OP 1 for OP • Services - PG/OP communication Yes Yes - Routing Yes Yes - Global data communication No No - S7 basic communication No No - S7 communication No No - S7 communication, as client No No - S7 communication, as server No No - Equidistance support Yes Yes - SYNC/FREEZE Yes Yes - Activate/deactivate DP slaves Yes Yes - Direct data exchange Yes Yes (lateral communication) - DPV1 Yes Yes - Transmission rates, max. - 12 Mbit/s 12 Mbit/s - Number of DP slaves, max. - 32 32 Siemens ST 70 · 2005 4/13 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 2nd interface (continued) • Address area - Inputs, max. 1 KByte 1 KByte - Outputs, max. 1 KByte 1 KByte 4 • User data per DP Slave - Inputs, max. 244 Byte 244 Byte - Outputs, max. 244 Byte 244 Byte DP slave - Number of connections - 8 12 • Services - PG/OP communication Yes Yes - Routing Yes Yes - Global data communication No No - S7 basic communication No No - Direct data exchange Yes Yes (lateral communication) - DPV1 No No - GSD file - Current GSD - - Current GSD - The file is The file is available at available at http://www.ad. http://www.ad. siemens.com/ siemens.com/ support under support under Product Support Product Support - Transmission rates, max. - 12 kBit/s 12 kBit/s - Automatic baud rates search Yes Yes • Intermediate memory - Inputs 244 Byte 244 Byte - Outputs 244 Byte 244 Byte - Address areas, max. 32 32 - User data per address area, 32 Byte 32 Byte max. Point-to-point coupling - Transmission rates, max. 38.4 kBaud 38.4 kBit/s half duplex 19.2 kBaud full duplex - Length of cable, max. 1,200 m 1,200 m - Controllable interface from the Yes Yes user program - Interface can activate alarm/in- Yes; Message Yes terrupt in the user program for Break ID - Protocol driver 3964 (R); ASCII 3964 (R); ASCII and RK 512 4/14 Siemens ST 70 · 2005 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 CPU/ programming Programming language - STEP 7 Yes; V5.1 SP2 Yes; V5.1 SP2 Yes; V5.1 SP2 Yes; V5.1 SP2 Yes; V5.1 SP2 Yes; V5.1 SP2 - LAD Yes Yes Yes Yes Yes Yes 4 - FBD Yes Yes Yes Yes Yes Yes - STL Yes Yes Yes Yes Yes Yes - SCL Yes Yes Yes Yes Yes Yes - CFC Yes Yes - GRAPH Yes Yes Yes Yes Yes Yes - HiGraph® Yes Yes Yes Yes Yes Yes Software library • Instruction set See instruction See instruction See instruction See instruction See instruction See instruction list list list list list list • Bracket levels 8 8 8 8 8 8 • User program protection/ Yes Yes Yes Yes Yes Yes password protection • System functions (SFC) See instruction See instruction See instruction See instruction See instruction See instruction list list list list list list • System function blocks (SFB) See instruction See instruction See instruction See instruction See instruction See instruction list list list list list list Digital inputs • Number of digital inputs 10 24 16 16 24 24 Length of cable - Length of cable shielded, max. 1,000 m; 100 m 1,000 m; 100 m 1,000 m; 100 m 1,000 m; 100 m 1,000 m; 100 m 1,000 m; 100 m for technologi- for technologi- for technologi- for technologi- for technologi- for technologial cal functions cal functions cal functions cal functions cal functions functions - Length of cable unshielded, max. 600 m 600 m 600 m 600 m 600 m 600 m Input voltage - Rated value, DC 24 V 24 V 24 V 24 V 24 V 24 V - for signal "0" -3 to 5 V -3 to 5 V -3 to 5 V -3 to 5 V -3 to 5 V -3 to 5 V - for signal "1" 15 to 30 V 15 to 30 V 15 to 30 V 15 to 30 V 15 to 30 V 15 to 30 V Input current - for 1 signal, typical 8 mA 8 mA 8 mA 8 mA 8 mA 8 mA Input delay (at rated value of the input voltage) • For standard inputs - Parameterizable Yes; 0,1 / 0,3 / 3 / Yes; 0,1 / 0,3 / 3 / Yes; 0,1 / 0,3 / 3 / Yes; 0,1 / 0,3 / 3 / Yes; 0,1 / 0,3 / 3 / Yes; 0,1 / 0,3 / 3 / 15 ms 15 ms 15 ms 15 ms 15 ms 15 ms • for counters/technological functions - at 0 to 1, max. 50 µs 16 µs 8 µs 8 µs 8 µs 8 µs Siemens ST 70 · 2005 4/15 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Digital outputs • Number of digital outputs 6 16 16 16 16 16 • Length of cable shielded, max. 1,000 m 1,000 m 1,000 m 1,000 m 1,000 m 1,000 m 4 • Length of cable unshielded, max. 600 m 600 m 600 m 600 m 600 m 600 m • Short-circuit protection of the Yes; clocking Yes; clocking Yes; clocking Yes; clocking Yes; clocking Yes; clocking output electronically electronically electronically electronically electronically electronically • Limitation of voltage induced on L+ (-48 V) L+ (-48 V) L+ (-48 V) L+ (-48 V) L+ (-48 V) L+ (-48 V) circuit interruption to Output voltage - for 1 signal L+ (-0.8 V) L+ (-0.8 V) L+ (-0.8 V) L+ (-0.8 V) L+ (-0.8 V) L+ (-0.8 V) Output current - for 1 signal permissible range 500 mA 500 mA 500 mA 500 mA 500 mA 500 mA for 0 to 40 °C, max. - for 1 signal permissible range 500 mA 500 mA 500 mA 500 mA 500 mA 500 mA for 0 to 60 °C, max. - for 1 signal minimum load 5 mA 5 mA 5 mA 5 mA 5 mA 5 mA current - for 0 signal residual current, max. 0.5 mA 0.5 mA 0.5 mA 0.5 mA 0.5 mA 0.5 mA Switching frequency - at resistive load, max. 100 Hz 100 Hz 100 Hz 100 Hz 100 Hz 100 Hz - at inductive load, max. 0.5 Hz 0.5 Hz 0.5 Hz 0.5 Hz 0.5 Hz 0.5 Hz Summation current of the outputs (per group) • horizontal mounting positions - up to 40 °C, max. 3 A 8 A 8 A 8 A 8 A 8 A - up to 60 °C, max. 1.5 A 4 A 4 A 4 A 4 A 4 A Analog inputs • Number of analog inputs for volta- 4 4 4 ge/current measurement • Number of analog inputs for resis- 1 1 1 tance/temperature measurement) • Technical unit for temperature Yes Yes Yes measurement, adjustable Input ranges (rated values), voltages - 0 to +10 V Yes Yes Yes - -10 V to +10 V Yes Yes Yes Input ranges (rated values), currents - 0 to 20 mA Yes Yes Yes - -20 to +20 mA Yes Yes Yes - 4 to 20 mA Yes Yes Yes Input ranges (rated values), resistances - 0 to 600 ohms Yes Yes Yes Input ranges (rated values), resistance thermometer - Pt 100 Yes Yes Yes 4/16 Siemens ST 70 · 2005 SIMATIC S7-300 Central processing units CPU 312C to CPU 317F-2 DP ■ Technical specifications (continued) 6ES7 312- 6ES7 313- 6ES7 313- 6ES7 313- 6ES7 314- 6ES7 314- 5BD01-0AB0 5BE01-0AB0 6BE01-0AB0 6CE01-0AB0 6BF01-0AB0 6CF01-0AB0 Analog outputs • Number of analog outputs 2 2 2 Output ranges, voltage - 0 to 10 V Yes Yes Yes 4 - -10 to +10 V Yes Yes Yes Output ranges, current - 0 to 20 mA Yes Yes Yes - -20 to +20 mA Yes Yes Yes - 4 to 20 mA Yes Yes Yes Analog value formation Integration and conversion time/triggering per channel - with over-range (bits incl. sign), 12 Bit 12 Bit 12 Bit max. - Integration time Yes; 2.5 / 16.6 / Yes; 2.5 / 16.6 / Yes; 2.5 / 16.6 / parameterizable 20 ms 20 ms 20 ms - Conversion time (per channel) 1 ms 1 ms 1 ms Sensor Connectable encoders - 2-wire BEROS Yes Yes Yes Yes Yes Yes - permissible closed-circuit 1.5 mA 1.5 mA 1.5 mA 1.5 mA 1.5 mA 1.5 mA current (2-wire BEROS), max. Error/accuracies Basic error limit (operational limit at 25 °C) - relative to the output range, +/- 0.7 % +/- 0.7 % +/- 0.7 % voltage - relative to the output range, +/- 0.7 % +/- 0.7 % +/- 0.7 % current - relative to the input range, +/- 0.7 % +/- 0.7 % +/- 0.7 % voltage - relative to the input range, +/- 0.7 % +/- 0.7 % +/- 0.7 % current - relative to the input range, +/- 3 % +/- 3 % +/- 3 % resistance - relative to the input range, +/- 3 % +/- 3 % +/- 3 % resistance thermometer Integral functions • Number of counters 2; 2 channels 3; 3 channels 3; 3 channels 3 4 4 (see "Techno- (see "Techno- (see "Techno- logical Func- logical Func- logical Func- tions" manual) tions" manual) tions" manual) • Count frequency (counters) max. 10 kHz 30 kHz 30 kHz 30 kHz 60 kHz 60 kHz • Frequency measurement Yes Yes Yes Yes Yes Yes • Controlled positioning No No No No Yes Yes • PID controller No Yes Yes Yes Yes Yes • Number of pulse outputs 2; 2 channels 3; 3 channels 3; 3 channels 3 4 4 pulse width pulse width pulse width modulation up modulation up modulation up to max. 2.5 kHz to max. 2.5 kHz to max. 2.5kHz (see "Techno- (see "Techno- (see "Techno- logical Func- logical Func- logical Func- tions" manual) tions" manual) tions" manual) • Cut-off frequency (pulse) 2.5 kHz 2.5 kHz 2.5 kHz 2.5 kHz 2.5 kHz 2.5 kHz Siemens ST 70 · 2005 4/17

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