Lecom A/B/LI
Lecom A/B/LI

This protocol, which was developed by Lenze, is used to control, parameterise and diagnose Lenze drive controllers. LECOM A communicates via the RS-232 interface, LECOM B via RS-485 and LECOM LI via optical fibres.
| Type | Communication module LECOM-A/B  (RS232 and RS485) 
  | 
| Order designation | EMF2102IBCV001 | 
| Topology | RS232 => point-to-point; RS485 => without repeaters: line; with repeaters: line or tree | 
| Max. no. of devices | RS232: 1;  RS485: 31 (without repeaters); 90 (with repeaters)  | 
| Max. size | RS232: 15 m;  RS485: 1200 m  | 
| Transmission medium | RS232: shielded twisted 3-wire cable (minimum 3-wire cable);  RS485: shielded twisted pair  | 
| Transmission rate | 1,2 - 19,2 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200; 8200vector; 9300 (all versions); DrivePLC; ECS-servo system | 
| Special features | electrically isolated from the bus | 
| Type | Communication module LECOM-B (RS485) 
  | 
| Order designation | EMF2102IBCV002 | 
| Topology | Without repeaters: line; with repeaters: line or tree | 
| Max. no. of devices | 31 (without repeaters);  90 (with repeaters)  | 
| Max. size | 1200 m (depends on the baud rate and the type of cable used) | 
| Transmission medium | Shielded twisted pair | 
| Transmission rate | 1,2 - 19,2 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200; 8200vector; 9300 (all versions); DrivePLC, ECS-servo system | 
| Special features | electrically isolated from the bus | 
| Type | Communication module LECOM-LI  (Optical fibre) 
  | 
| Order designation | EMF2102IBV003 | 
| Topology | Ring | 
| Max. no. of devices | 52 | 
| Max. size | 0 - 40 m at normal transmission rating;  10 - 66 m at high transmission rating  | 
| Transmission medium | Optical fibres (plastic) | 
| Transmission rate | 1,2 - 19,2 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200; 8200vector; 9300 (all versions); DrivePLC; ECS-servo system | 
| Special features | electrically isolated from the bus | 
| Type | Communication module LECOM-A  (RS232) 
  | 
| Order designation | EMF2102IBV004 | 
| Topology | Point-to-point | 
| Max. no. of devices | 1 | 
| Max. size | 15 m | 
| Transmission medium | shielded 3-wire cable | 
| Transmission rate | 1,2 - 19,2 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200; 8200vector; 9300 (all versions); DrivePLC; ECS-servo system | 
| Special features | electrically isolated from the bus | 
| Type | Function module LECOM-B  | 
Function module LECOM-B 
  | 
| Order designation | E82ZAFLC | E82ZAFLC001 | 
| Topology | Without repeaters: line; with repeaters: line or tree | Without repeaters: line; with repeaters: line or tree | 
| Max. no. of devices | 31 in one bus segment; with repeaters: 90 | 31 in one bus segment; with repeaters: 90 | 
| Max. size | 1200 m (depends on the baud rate and the type of cable used) | 1200 m (depends on the baud rate and the type of cable used) | 
| Transmission medium | Shielded twisted pair | Shielded twisted pair | 
| Transmission rate | 1,2 - 57,6 kBit/s | 1,2 - 57,6 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200 vector | 8200 vector, 8200 motec, starttec | 
| Special features | Terminal for activating the controller inhibit and for the external power supply to the module | Coated version of the E82ZAFLC module | 
| Type | Function module LECOM-B PT 
  | 
| Order designation | E82ZAFLC010 | 
| Topology | Without repeaters: line;  with repeaters: line or tree  | 
| Max. no. of devices | 31 in one bus segment; with repeaters: 90 | 
| Max. size | 1200 m (depends on the baud rate and the type of cable used) | 
| Transmission medium | Shielded twisted pair | 
| Transmission rate | 1,2 - 57,6 kBit/s | 
| Process data size | No process data transfer; ASCI character transmission | 
| Suitable for use with | 8200 vector | 
| Special features | As the E82ZAFLC but with plug-in terminals |