KL1012 - LEDs and connection
Fig.4: KL1012 - LEDs and connectionKL1012 - LEDs
LED  | Color  | Meaning  | |
|---|---|---|---|
Signal LEDs 1 - 2  | green  | off  | Signal voltage "0" (-3 V ... 5 V)  | 
on  | Signal voltage "1" (15 V ... 30 V)  | ||
KL1012 - Connection
Terminal point  | Description  | |
|---|---|---|
Name  | No.  | |
Input 1  | 1  | Input 1  | 
+24 V  | 2  | Sensor power supply for input 1 (internally connected to terminal point 6 and positive power contact)  | 
0 V  | 3  | Ground for input 1 (internally connected to terminal point 7 and negative power contact)  | 
⏚  | 4  | ⏚ (internally connected to terminal point 8)  | 
Input 2  | 5  | Input 2  | 
+24 V  | 6  | Sensor power supply for input 2 (internally connected to terminal point 2 and positive power contact)  | 
0 V  | 7  | Ground for input 2 (internally connected to terminal point 3 and negative power contact)  | 
⏚  | 8  | ⏚ (internally connected to terminal point 4)  |