$ 325.18
The CP 340 communications module is the cost-effective and complete solution for serial communication. It can be used in SIMATIC S7-300 and ET 200M (with S7 as master).
| Article number | 6ES7340-1AH02-0AE0 |
| CP340 w. RS232C interface(V.24) | |
| General information | |
| Product type designation | CP 340 |
| Supply voltage | |
| Rated value (DC) | |
| ● 24 V DC | No; Power supply via backplane bus 5V |
| Input current | |
| from backplane bus 5 V DC, max. | 165 mA |
| Power loss | |
| Power loss, typ. | 0.6 W |
| Power loss, max. | 0.85 W |
| Interfaces | |
| Interfaces/bus type | RS 232C (V.24) |
| Number of interfaces | 1; Isolated |
| Transmission rate, min. | 2.4 kbit/s |
| Transmission rate, max. | 19.2 kbit/s |
| Point-to-point connection | |
| ● Cable length, max. | 15 m |
| ● supported printers | HP-Deskjet, HP-Laserjet, IBM-Proprinter, user-defined |
| ● Connector type | 9-pin sub D connector |
| Integrated protocol driver | |
| — 3964 (R) | Yes |
| — ASCII | Yes |
| — RK 512 | No |
| — customer-specific drivers reloadable | No |
| Telegram length, max. | |
| — 3964 (R) | 1 024 byte |
| — ASCII | 1 024 byte |
| Transmission rate, 20 mA (TTY) | |
| — with 3964 (R) protocol, max. | |
| — with ASCII protocol, max. | |
| — with printer driver, max. | |
| Transmission rate, RS 422/485 | |
| — with 3964 (R) protocol, max. | |
| — with ASCII protocol, max. | |
| — with printer driver, max. | |
| Transmission speed, RS 232 | |
| — with 3964 (R) protocol, max. | 19.2 kbit/s |
| — with ASCII protocol, max. | 9.6 kbit/s |
| — with printer driver, max. | 9.6 kbit/s |
| Ambient conditions | |
| Ambient temperature during operation | |
| ● min. | 0 °C |
| ● max. | 60 °C |
| Ambient temperature during storage/transportation | |
| ● min. | -40 °C |
| ● max. | 70 °C |
| Software | |
| Block | |
| ● FB length in RAM, max. | 2 700 byte; Data communication, sending and receiving |
| connection method / header | |
| Design of electrical connection for supply voltage | Over backplane bus |
| Dimensions | |
| Width | 40 mm |
| Height | 125 mm |
| Depth | 120 mm |
| Weights | |
| Weight, approx. | 300 g |
