Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
Optimized for precision industrial monitoring and high-speed motion synchronization, the Omron NX-AD4608 processes up to eight independent differential analog voltage signals. As an integral component of the Omron NX I/O bus system, this module interfaces directly with Sysmac NJ/NX controllers and EtherCAT or EtherNet/IP bus couplers to feed reliable sensor data back to the central processor. Its 15-bit high-resolution digital converter translates -10 to 10 V industrial inputs with exceptional fidelity, while a 0.08 ms conversion speed per unit ensures performance levels match rigorous real-time loop execution demands.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Omron |
| Model / SKU | NX-AD4608 |
| Series | NX Series I/O System |
| Input Type | Linear Analog Voltage (-10 V to 10 V) |
| Number of Analog Inputs | 8 |
| Input Circuit Type | Differential |
| Resolution | 15-Bit |
| Conversion Time | 0.08 ms/unit |
| Signal Refreshing Method | Synchronous / Free-run refreshing |
| I/O Connection Type | Push-in Plus (16 terminals, detachable) |
| Ingress Protection Rating | IP20 |
| Dimensions (W x D x H) | 12 mm x 71 mm x 100 mm |
| Weight (Calculated) | 0.07 kg |
The NX-AD4608 is primarily applied where voltage signal integrity is critical. If your application calls for analog current processing (e.g., 4-20 mA), the NX-AD4208 is the sister unit designed to meet those specific engineering criteria. Ensure your Sysmac Studio software package is updated to at least v1.10 to guarantee seamless configuration, mapping, and calibration diagnostics for the 8-channel input array.
Differential signaling is superb at cancelling noise, but only if sensor power supply grounds are properly referenced. When wiring non-isolated transmitters, tie the transmitter negative power rail back to the common ground of the I/O bus power supply. Failure to address this ground loop differential can result in sensor signal clipping, high-voltage offset errors, or unexpected scaling saturation at the CPU level.
Use shielded twisted-pair (STP) cabling for all eight differential runs. Ground the shield at only one physical point (typically the clean instrumentation ground rail in the main cabinet) to avoid induced current loops. Because of the compact 12 mm module profile, space inside the terminal area is restricted. Employing ferrules with a plastic collar on your Push-in Plus connections guarantees clean insertion and eliminates stray wire strands that can bridge adjacent channels.
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Returns & Warranty

Optimized for precision industrial monitoring and high-speed motion synchronization, the Omron NX-AD4608 processes up to eight independent differential analog voltage signals. As an integral component of the Omron NX I/O bus system, this module interfaces directly with Sysmac NJ/NX controllers and EtherCAT or EtherNet/IP bus couplers to feed reliable sensor data back to the central processor. Its 15-bit high-resolution digital converter translates -10 to 10 V industrial inputs with exceptional fidelity, while a 0.08 ms conversion speed per unit ensures performance levels match rigorous real-time loop execution demands.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Omron |
| Model / SKU | NX-AD4608 |
| Series | NX Series I/O System |
| Input Type | Linear Analog Voltage (-10 V to 10 V) |
| Number of Analog Inputs | 8 |
| Input Circuit Type | Differential |
| Resolution | 15-Bit |
| Conversion Time | 0.08 ms/unit |
| Signal Refreshing Method | Synchronous / Free-run refreshing |
| I/O Connection Type | Push-in Plus (16 terminals, detachable) |
| Ingress Protection Rating | IP20 |
| Dimensions (W x D x H) | 12 mm x 71 mm x 100 mm |
| Weight (Calculated) | 0.07 kg |
The NX-AD4608 is primarily applied where voltage signal integrity is critical. If your application calls for analog current processing (e.g., 4-20 mA), the NX-AD4208 is the sister unit designed to meet those specific engineering criteria. Ensure your Sysmac Studio software package is updated to at least v1.10 to guarantee seamless configuration, mapping, and calibration diagnostics for the 8-channel input array.
Differential signaling is superb at cancelling noise, but only if sensor power supply grounds are properly referenced. When wiring non-isolated transmitters, tie the transmitter negative power rail back to the common ground of the I/O bus power supply. Failure to address this ground loop differential can result in sensor signal clipping, high-voltage offset errors, or unexpected scaling saturation at the CPU level.
Use shielded twisted-pair (STP) cabling for all eight differential runs. Ground the shield at only one physical point (typically the clean instrumentation ground rail in the main cabinet) to avoid induced current loops. Because of the compact 12 mm module profile, space inside the terminal area is restricted. Employing ferrules with a plastic collar on your Push-in Plus connections guarantees clean insertion and eliminates stray wire strands that can bridge adjacent channels.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Japan
|