| Unit
 clas- sifica- tion  | 
Product
 name  | 
Specifications | No. of
 unit numbers allocated  | 
Current
 consump- tion (A)  | 
Model | Stand-
 ards  | 
||||
|---|---|---|---|---|---|---|---|---|---|---|
| Commu-
 nications cable  | 
Commu-
 nications type  | 
Duplex
 support  | 
Max. Units
 mountable per CPU Unit  | 
5 V
 DC  | 
26 V
 DC  | 
|||||
| CS1
 CPU Bus Unit  | 
Controller
 Link Unit ![]()  | 
Wired
 shielded twisted- pair cable *1  | 
Data links
 and message service  | 
No | 8 | 1 | 0.33 | - | CS1W-CLK23 | UC1,
 N, L, CE  | 
| Controller
 Link Unit ![]()  | 
Optical
 ring H-PCF cable *2  | 
Yes. Unit
 duplexing and cable loop back are supported.  | 
Non-duplex:
 8, Duplex: 11 (6 Units comprising 3 sets of Duplex Units + 5 Non-duplex Units)  | 
1 | 0.52 | - | CS1W-CLK13 | |||
| Controller
 Link Unit ![]()  | 
Optical
 ring GI cable *3  | 
1 | 0.65 | - | CS1W-CLK53 | |||||
        










