General information | |
Product type designation | CM PtP |
Firmware version | |
| Yes |
usable BaseUnits | BU type A0 |
Product function | |
| Yes; I&M0 to I&M3 |
Installation type/mounting | |
Rack mounting | Yes |
Rail mounting | Yes |
Supply voltage | |
Rated value (DC) | 24 V |
permissible range, lower limit (DC) | 19.2 V |
permissible range, upper limit (DC) | 28.8 V |
Reverse polarity protection | Yes |
Input current | |
Current consumption (rated value) | 29 mA |
Power loss | |
Power loss, typ. | 0.7 W |
Address area | |
Occupied address area | |
| 8 byte |
1. Interface | |
Interface types | |
| Yes |
| Yes |
| Yes |
RS 232 | |
| 115.2 kbit/s |
| 15 m |
| RTS, CTS, DTR, DSR, RI, DCD |
RS 485 | |
| 115.2 kbit/s |
| 1 200 m |
RS 422 | |
| 115.2 kbit/s |
| 1 200 m |
| Yes |
| Yes |
Integrated protocols | |
Freeport | |
| 2 kbyte |
| 7 or 8 |
| 1 or 2 bit |
| None, even, odd, always 1, always 0, any |
3964 (R) | |
| 2 kbyte |
| 7 or 8 |
| 1 or 2 bit |
| None, even, odd, always 1, always 0, any |
Modbus RTU master | |
| 1 to 247, extended 1 to 65535 |
| 32 |
MODBUS RTU slave | |
| 1 to 247, extended 1 to 65535 |
Telegram buffer | |
| 4 kbyte |
| 255 |
Interrupts/diagnostics/status information | |
Diagnostics function | Yes |
Alarms | |
| Yes |
| No |
Diagnostic messages | |
| Yes |
Diagnostics indication LED | |
| Yes; green PWR LED |
| Yes; green/red DIAG LED |
| Yes; Green LED |
| Yes; Green LED |
Potential separation | |
between backplane bus and interface | Yes |
Permissible potential difference | |
between different circuits | 75 V DC/60 V AC (base isolation) |
Isolation | |
Isolation tested with | 707 V DC (type test) and according to EN 50155 (routine test) |
Standards, approvals, certificates | |
Railway application | |
| Yes; EMC for rail vehicles |
| Yes; EMC for signal and telecommunications systems |
| Yes; Railway applications - overvoltage category OV2; pollution degree PD2; rated surge voltage UNi = 0.5 kV; UNm = 24 V DC |
| Yes; Rail vehicles - see ambient conditions |
| Yes; Stationary electrical equipment - see ambient conditions |
| Yes; Signal and telecommunications systems - see ambient conditions; vibrations and shocks: Application point outside of tracks (1 m to 3 m away from track) |
| Yes; Rail vehicles - temperature class Tx, horizontal mounting position, salt spray Class ST2 |
| Yes; Rail vehicles - vibrations and shocks: Category 1 Class A/B |
| Yes; Rail vehicles - verification on request |
Ambient conditions | |
Ambient temperature during operation | |
| -40 °C; = Tmin; Startup @ -25 °C |
| 60 °C; = Tmax; +70 °C for 10 min (T1 acc. to EN 50155) |
Altitude during operation relating to sea level | |
| Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) |
Relative humidity | |
| 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) |
Use in stationary industrial systems | |
| Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request |
| Yes; Class 3C4 (RH < 75%) incl. salt spray according to EN 60068-2-52 (degree of severity 3). The supplied connector covers must remain on the unused interfaces during operation! |
| Yes; Class 3S4 incl. sand, dust. The supplied connector covers must remain on the unused interfaces during operation! |
Use on land craft, rail vehicles and special-purpose vehicles | |
| Yes; Class 5B2 mold, fungus and dry rot spores (with the exception of fauna); Class 5B3 on request |
| Yes; Class 5C3 (RH < 75%) including salt spray according to EN 50155 (ST2). The supplied plug covers must remain in place over the unused interfaces during operation! |
| Yes; Class 5S3 including sand and dust. The supplied plug covers must remain in place over the unused interfaces during operation! |
Decentralized operation | |
to SIMATIC S7-300 | Yes |
to SIMATIC S7-400 | Yes |
to SIMATIC S7-1200 | Yes |
to SIMATIC S7-1500 | Yes |
to standard PROFINET controller | Yes |
Dimensions | |
Width | 15 mm |
Height | 73 mm |
Depth | 58 mm |
Weights | |
Weight, approx. | 30 g |
Other | |
Note: | For use in railway applications, also observe the product information "SIPLUS extreme RAIL" A5E37661960A Online Support article 109736776 |