Mitsubishi FX5-16EX/ES MELSEC iQ-F 16‑Point Input Module 24V DC

Mitsubishi Electric MELSEC iQ-F FX5 series input extension module with 16 digital input points for programmable logic controller (PLC) systems. Sink/source configurable inputs with photocoupler isolation between input terminals and internal circuits. Screw‑clamp terminal connection, DIN rail mounting, 24 V DC external power supply. Occupies 0 I/O points (no dedicated word allocation).

Applications:

• Digital signal acquisition from sensors, pushbuttons, and limit switches

• Automation line I/O capacity expansion for FX5U, FX5UC, FX5UJ, FX5S CPU units

• Packaging machinery, material handling, and conveyor systems

• Industrial automation and control panel integration

Core Specifications:

• Number of inputs: 16

• Input type: Sink/Source (PNP/NPN, configurable)

• Input signal voltage: 24 V DC (+20%, –15%)

• Input signal current: 4 mA at 24 V DC

• Input impedance: 5.6 kΩ

• Input sensitivity: ON ≥ 3.0 mA, OFF ≤ 1.5 mA

• Input response time: ON ≤ 50 µs, OFF ≤ 150 µs

• Input signal form: Dry contact input (NPN/PNP)

• Isolation: Photocoupler isolation

Advanced Specifications:

• Rated voltage: 5 V DC (internal supply) / 24 V DC (external)

• Current consumption: 100 mA at 5 V DC, 85 mA at 24 V DC

• Connection: Screw‑clamp terminal block (M3 screw)

• Input indication: LED (lit when input is ON)

• Protection rating: IP20

• Mounting: DIN rail (35 mm)

• Dimensions (W × H × D): 40 mm × 90 mm × 80 mm

• Weight: approx. 0.25 kg

• Operating temperature: 0 °C … 55 °C

• Storage temperature: –20 °C … 75 °C

• Certifications: CE, cUL, KC, RoHS

System Integration:

• This expansion module belongs to the Mitsubishi Electric MELSEC iQ‑F FX5 series.

• Connects to FX5U, FX5UC, FX5UJ, FX5S CPU units via the extension connector.

• For FX5UC CPU unit, use FX5‑CNV‑IFC conversion adapter.

• Occupies 0 I/O points (no dedicated word allocation).

Related Products:

• Entry level → FX5‑8EX/ES (8 inputs, same series)

• Current model → FX5‑16EX/ES (16 inputs, sink/source configurable)

• Higher channel count → FX5‑32EX/ES (32 inputs)

• Accessory → FX5‑CNV‑IFC (conversion adapter for FX5UC CPU unit)