Data sheet 6ES7317-2AK14-0AB0 SIMATIC S7-300, CPU 317-2 DP, Central processing unit with 1 MB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface DP master/slave Micro Memory Card required General information HW functional status 01 Firmware version V3.3 Engineering with ● Programming package STEP 7 as of V5.5 + SP1 or STEP 7 V5.2 + SP1 or higher with HSP 202 Supply voltage Rated value (DC) ● 24 V DC Yes permissible range, lower limit (DC) 19.2 V permissible range, upper limit (DC) 28.
Current consumption (in no-load operation), typ. 120 mA Inrush current, typ. 4A I²t 1 A²·s Power loss Power loss, typ. 4.5 W Memory Work memory ● integrated 1 024 kbyte ● expandable No ● Size of retentive memory for retentive data blocks 256 kbyte Load memory ● Plug-in (MMC) Yes ● Plug-in (MMC), max. 8 Mbyte ● Data management on MMC (after last programming), min.
● 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 ● Number of startup OBs 1; OB 100 ● Number of asynchronous error OBs 5; OB 80, 82, 85, 86, 87 ● 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 ● Numbe
retentive data area in total All, max. 256 KB Flag ● Number, max. 4 096 byte ● Retentivity available Yes; From MB 0 to MB 4 095 ● 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.
● via CP 4 Number of operable FMs and CPs (recommended) ● FM 8 ● CP, PtP 8 ● CP, LAN 10 Rack ● Racks, max. 4 ● 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.
Interfaces Number of industrial Ethernet interfaces 0 Number of PROFINET interfaces 0 Number of RS 485 interfaces 2; Combined MPI / PROFIBUS DP and PROFIBUS DP Number of RS 422 interfaces 0 1. Interface Interface type Integrated RS 485 interface Physics RS 485 Isolated Yes Power supply to interface (15 to 30 V DC), max.
— 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. 8 kbyte — Outputs, max. 8 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.
● Number of DP slaves, max.
Transfer memory — Inputs 244 byte — Outputs 244 byte Communication functions 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.
— adjustable for S7 basic communication, max. ● usable for routing 30 X1 as a MPI, max. 10; X1 as DP Master max. 24; X1 as DP Slave (active) max. 14; X2 as DP Master max. 24; X2 as DP Slave (active) max. 14 S7 message functions Number of login stations for message functions, max. 32; Depending on the configured connections for PG/OP and S7 basic communication Process diagnostic messages Yes simultaneously active Alarm-S blocks, max.
● STEP 7 Yes; STEP 7 V5.5 + SP1 or higher or STEP 7 V5.
