FUJI NC1P-S0 PLC Module | 8 DI 8 DO 24V Transistor I/O

This PLC module provides discrete input and output capability for FUJI electric automation systems. It interfaces directly with field sensors and actuators for machine control. Therefore, it enables reliable industrial automation for manufacturing applications.

Physical and I/O Specifications

The FUJI NC1P-S0 measures 12.0 cm in length and 8.5 cm in width. Moreover, its module weight equals approximately 0.28 kg for DIN rail mounting. A single 20-pin removable terminal block handles all field wiring connections. Additionally, this module contains eight input channels and eight output channels.

Parameter	Specification
Brand	FUJI Electric
Full Model	NC1P-S0
Category	PLC Module (Discrete I/O)
Dimensions (L x W x H)	12.0 cm x 8.5 cm x 5.5 cm (4.72″ x 3.35″ x 2.17″)
Module Weight	0.28 kg (0.62 lbs)
Primary Interface	1 x 20-pin Removable Screw Terminal Block
Backplane Interface	1 x 32-pin Male Connector (FUJI Rack)
Operating Voltage	24 VDC from Backplane (19.2 to 28.8 VDC)
Power Consumption	2.5 W (Typical)
Digital Input Channels	8 Channels (24 VDC, Sink/Source)
Input Voltage Range	0 to 30 VDC
Input On-State Voltage	> 15 VDC
Input Off-State Voltage	< 5 VDC
Input Impedance	4.7 kΩ
Input Response Time	5 ms (Typical)
Digital Output Channels	8 Channels (Transistor, NPN Sinking)
Output Voltage Range	12 to 24 VDC
Output Current per Channel	0.5 A (Continuous), 1.0 A (Peak)
Total Output Current	3.0 A Maximum (All Channels Combined)
Output On-State Drop	< 1.5 VDC at 0.5 A
Output Off-State Leakage	< 0.1 mA at 24 VDC
Output Protection	Short Circuit + Overtemperature
Output Response Time	0.5 ms Maximum
On-Board Components	8 Input Optocouplers + 8 Output Transistors + 8 Flyback Diodes + 1 Microcontroller + 6 Protection Diodes + 1 Voltage Regulator
Energy Storage	2 x 100 µF Electrolytic Capacitors (35V) + 2 x 10 µF Tantalum (25V)
Isolation Rating	1500 Vrms (Field to Logic)
Operating Temperature	0°C to +55°C (32°F to 131°F)
Mounting Type	DIN Rail or FUJI PLC Rack
Status Indicators	8 Green LEDs (Inputs) + 8 Green LEDs (Outputs) + 1 Green LED (Power) + 1 Red LED (Fault)

Input Channel Features and Signal Processing

The FUJI NC1P-S0 accepts eight discrete input signals at 24 VDC from field sensors. Specifically, each input includes an optocoupler for complete electrical isolation. In addition, the input impedance of 4.7 kΩ suits standard industrial proximity switches. Moreover, all input channels respond within 5 milliseconds to signal changes. Consequently, this module captures field events reliably for machine control.

Output Channel Features and Protection Systems

Eight transistor outputs provide NPN sinking capability for actuator control. For instance, each output delivers 0.5 amp continuously at 24 VDC. In addition, internal flyback diodes protect the transistors when driving inductive loads. Furthermore, short circuit protection shuts down any faulty channel automatically. Thus, this module survives wiring mistakes without permanent damage.

Energy Storage and Operational Stability

This PLC module stores energy using four onboard capacitors for power filtering. Specifically, two electrolytic capacitors smooth the 24 VDC supply for stable operation. In addition, two tantalum capacitors provide high-frequency noise suppression for logic circuits. Furthermore, these capacitors maintain I/O status during brief power interruptions. Therefore, the FUJI NC1P-S0 continues operating through minor supply dips reliably.

Installation and Diagnostic Indicators

Eighteen LED indicators provide operational status at a glance on this module. First, eight green LEDs light when each corresponding input receives an active signal. Second, eight green LEDs illuminate when each output channel turns on. Third, a green Power LED indicates the presence of backplane operating voltage. Finally, a red Fault LED signals overtemperature or overcurrent conditions. Thus, you can diagnose system status instantly without external tools.