Product family：
Liquisys M COM253
Dissolved oxygen transmitter
Liquisys M COM253；Sensor Input/Software COS31/COS61/COS71 (COS3/3HD); basic version；Power Supply 230VAC；Output Profibus DP；Additional Contact 2x relay (limit/P(ID)/timer)
Order Code：COM253-WX0410
Name：Liquisys M COM253
Configuration
| Code | Name | Order | Specification |
|---|---|---|---|
| 010 | Sensor Input; Software | WX | COS31/COS61/COS71 (COS3/3HD); basic version |
| 020 | Power Supply | 0 | 230VAC |
| 030 | Output | 4 | Profibus DP |
| 040 | Additional Contact | 10 | 2x relay (limit/P(ID)/timer) |