Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 750-430 |
| Manufacturer | WAGO |
| Product Type | 8-Channel Digital Input Module |
| Number of Inputs | 8 |
| Signal Type | Voltage |
| Signal Voltage | DC 24 V |
| Input Characteristic | Positive Switching |
| Input Filter | 3.0 ms |
| Signal (0) Voltage Range | DC -3 V … +5 V |
| Signal (1) Voltage Range | DC 15 V … 30 V |
| Input Current per Channel (Signal 1) | Typical 2.8 mA |
| Internal Data Width | 8 Bit |
| System Supply Voltage | DC 5 V (via data contacts) |
| System Supply Current | 17 mA |
| Field Supply Voltage | DC 24 V (-25% … +30%, via power contacts) |
| Potential Isolation | 500 V System/Field |
| Status Indicators | Green LED per channel (A-H) |
| Connection Technology | 8 × CAGE CLAMP® |
| Conductor Cross-Section (Solid) | 0.08 … 2.5 mm² / 28 … 14 AWG |
| Stripping Length | 8 … 9 mm |
| Mounting | DIN 35 Rail |
| Width | 12 mm / 0.472 inch |
| Height | 100 mm / 3.937 inch |
| Depth | 67.8 mm / 2.668 inch |
| Weight | 47 g |
| Housing Material | Polycarbonate; Polyamide 6.6 |
| Color | Light Gray |
| Ambient Operating Temperature | 0 … +55 °C |
| Storage Temperature | -25 … +85 °C |
| Protection Degree | IP20 |
| Pollution Degree | 2 (per IEC 61131-2) |
| Relative Humidity | 95% (non-condensing) |
| Vibration Resistance | 4g (per IEC 60068-2-6) |
| Shock Resistance | 15g (per IEC 60068-2-27) |
| Conformity Marking | CE |
| Approvals | UL 508, ATX, IECEx, EAC, etc. |
Main Features and Advantages
Ultra-Slim High-Density Design: The WAGO 750-430 integrates eight independent input channels within a width of only 12 mm—a spatial efficiency with direct economic value in applications where control cabinet space is increasingly constrained. Compared to traditional 16 mm or wider I/O modules, the WAGO 750-430 allows more channels to be installed on the same rail length, or the cabinet size to be reduced while maintaining channel count.
Flexible Signal Compatibility: The WAGO 750-430‘s positive switching design interfaces directly with PNP-type sensors, encoders, limit switches, and proximity switches without requiring additional signal conversion or pull-up resistors. The wide threshold window—0 to 5V reliably recognized as logic “0” and 15 to 30V recognized as logic “1”—provides significant noise margin, maintaining stable signal determination even in industrial environments with voltage fluctuations .
Reliable Electrical Isolation and Noise Immunity: The WAGO 750-430 achieves 500V electrical isolation between field and system sides via optocouplers. This isolation barrier prevents field ground faults, inductive load back-EMF, and ground potential differences from damaging bus communication and controllers. The 3.0 ms RC filter on each input channel is optimized for mechanical contact bounce and power frequency interference, achieving a balance between signal integrity and response speed suitable for most discrete control applications .
Convenient Wiring and Diagnostics: CAGE CLAMP® spring connection technology eliminates the risk of loose screw terminals—wiring is completed by simply inserting the conductor without torque management. The WAGO 750-430’s independent green LED per channel allows intuitive verification of each sensor and switch signal state during commissioning and rapid fault channel identification during maintenance, avoiding misdiagnosis that could lead to unnecessary module replacement .
