Programmable Controllers MELSEC-A Series Renewal
Use high current input compatible module for existing proximity sensors
Modules for Easy Replacement
Supported series: 
Plentiful Q Series modules facilitate the replacement
DC input module
Use modules that have a high rated input current and are compatible with proximity sensor inputs.
| Common type | AnS/QnAS Series | Q Series |
|---|---|---|
| Positive common | A1SX41 *1 , A1SX41-S2 | QX41-S2 |
| A1SX42 *2,*3 , A1SX42-S2 *3 | ||
| Negative common | A1SX81 *1 , A1SX81-S2 | QX81-S2 |
- *1. Use QX71 when 12 V DC is selected.
- *2. Use QX72 when 12 V DC is selected.
- *3. Use two QX41-S2 modules when using more than 32 points.