| | SIPLUS S7-1200 CPU 1212C DC/DC/DC -25 ... +55 DEGREES C WITH CONFORMAL COATING SIGNAL BOARD USEABLE BASED ON 6ES7212-1AD30-0XB0 . COMPACT CPU, DC/DC/DC, ONBOARD I/O: 8 DI 24V DC; 6 DO 24 V DC; 2 AI 0 - 10V DC, POWER SUPPLY: DC 20.4 - 28.8 V DC, PROGRAM/DATA MEMORY: 25 KB |
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| General information |
| Engineering with |
| Programming package | STEP 7 Basic V10.5 |
| Display |
| integrated | No |
| Supply voltage |
| 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) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| Input current |
| Current consumption, max. | 1.2 A; 24 V DC |
| Inrush current, max. | 12 A; 28.8 VDC |
| Encoder supply |
| 24 V encoder supply |
| 24 V | Permissible range: 20.4 to 28.8 V |
| Output current |
| Current output to backplane bus (DC 5 V), max. | 1000 mA; 5 VDC max. for SM and CM |
| Power losses |
| Power loss, typ. | 9 W |
| Memory |
| Usable memory for user data | 25 kbyte |
| Work memory |
| integrated | 25 kbyte |
| expandable | No |
| Load memory |
| integrated | 1 Mbyte |
| expandable, max. | 24 Mbyte; with SIEMENS Memory Card |
| Backup |
| present | Yes; Entire project maintenance-free in the integral EEPROM |
| without battery | Yes |
| CPU processing times |
| for bit operations, min. | 0.1 µs; / Operation |
| for word operations, min. | 12 µs; / Operation |
| for floating point arithmetic, min. | 18 µs; / Operation |
| 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 in total (incl. times, counters, flags), max. | 2048 byte |
| Flag |
| Number, max. | 4 kbyte; Size of bit memory address area |
| Address area |
| I/O address area |
| I/O address area, overall | 1024 bytes for inputs / 1024 bytes for outputs |
| Inputs | 1024 byte |
| Outputs | 1024 byte |
| Process image |
| Inputs, adjustable | 1 kbyte |
| Outputs, adjustable | 1 kbyte |
| Hardware configuration |
| Number of modules per system, max. | 3 comm. modules, 1 signal board, 2 signal modules |
| Time of day |
| Clock |
| Hardware clock (real-time clock) | Yes |
| Deviation per day, max. | +/- 60 s/month at 25 °C |
| Backup time | 240 h; Typical |
| Digital inputs |
| Number/binary inputs | 8; integrated |
| of which, inputs usable for technological functions | 4; HSC (High Speed Counting) |
| integrated channels (DI) | 8 |
| m/p-reading | Yes |
| Input voltage |
| Rated value, DC | 24 V |
| for signal "0" | 5 V DC at 1 mA. |
| for signal "1" | 15 VDC 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, 0.4, 0.8, 1.6, 3.2, 6.4, 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 counter/technological functions |
| Parameterizable | Single phase: 3 @ 100 kHz & 1 @ 30 kHz differential: 3 @ 80 kHz 1 @ 30 kHz |
| Cable length |
| Cable length, shielded, max. | 500 m; 50 m for technological functions |
| Cable length unshielded, max. | 300 m; For technological functions: No |
| Digital outputs |
| Number/binary outputs | 6 |
| of which high-speed outputs | 2; 100 kHz Pulse Train Output |
| integrated channels (DO) | 6 |
| Functionality/short-circuit strength | No; to be provided externally |
| Limitation of inductive shutdown voltage to | L+ (-48 V) |
| Switching capacity of the outputs |
| with resistive load, max. | 0.5 A |
| on lamp load, max. | 5 W |
| Output voltage |
| for signal "0", max. | 0.1 V; with 10 kOhm load |
| for signal "1", min. | 20 V |
| Output current |
| for signal "1" rated value | 0.5 A |
| for signal "0" residual current, max. | 0.1 mA |
| Output delay with resistive load |
| 0 to | 1 µs |
| 1 to | 5 µs |
| Switching frequency |
| of the pulse outputs, with resistive load, max. | 100 kHz |
| Cable length |
| Cable length, shielded, max. | 500 m |
| Cable length unshielded, max. | 150 m |
| Analog inputs |
| Integrated channels (AI) | 2 |
| 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 |
| Cable length, shielded, max. | 100 m; twisted and shielded
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