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The Fuji NP1X0811 adds eight additional input points to your PLC system. This expansion unit connects directly to the NP1 series backplane. It occupies a single slot while providing valuable signal interfaces. System integrators choose this module for incremental system growth.
Complete Technical Specifications
| Parameter | Specification |
|---|---|
| Dimensions (W x H x D) | 68 mm x 110 mm x 85 mm |
| Weight | 0.29 kg |
| Number of Input Points | 8 channels |
| Input Type | 24V DC sink/source |
| Input Voltage Range | 10–30V DC |
| Input Current per Channel | 7 mA typical |
| ON Voltage Threshold | ≥15V DC |
| OFF Voltage Threshold | ≤5V DC |
| Response Time (ON to OFF) | 1.5 ms maximum |
| Response Time (OFF to ON) | 1.5 ms maximum |
| Internal Energy Storage | 220 µF capacitor |
| Isolation Method | Optocoupler per channel |
| Power Consumption | 2 W typical |
| Terminal Type | 20‑pin spring clamp |
| LED Indicators | 8 green status LEDs |
Physical Layout and Connection Details
The Fuji NP1X0811 weighs only 0.29 kilograms for lightweight mounting. Its 68 mm width occupies a single slot on the base board. Eight input channels appear on a 20‑pin spring clamp terminal block. Each channel includes a green status LED for visual confirmation. A 220 µF capacitor filters supply voltage fluctuations effectively. The module uses optocouplers to isolate every input from the backplane.
Input Characteristics and Signal Processing
Each channel accepts voltages from 10V up to 30V DC. The module recognizes any signal above 15V as logic high. Similarly, signals below 5V register as logic low. The response time reaches just 1.5 milliseconds for both transitions. Therefore, this unit captures standard sensor signals without missing events. The 7 mA input current suits most proximity switches and push buttons.
Installation and Wiring Guidelines
Mount the Fuji NP1X0811 into any NP1 series base slot. First, disconnect system power completely before handling. Then connect each sensor wire to the designated terminal. Use a common 24V source for all sink/source configurations. The module accepts both NPN and PNP sensor types. After wiring, apply power and verify each LED lights correctly. Finally, test every channel with a signal generator.
System Integration and Application Notes
This expansion unit works with all NP1 series CPUs and power supplies. It occupies one slot regardless of the 8 channel count. Typical applications include adding emergency stop monitoring to existing systems. The unit also suits retrofitting extra push button inputs. For expanding beyond 8 points, add multiple NP1X0811 modules. The compact design allows flexible cabinet layouts.