KOYO F4‑16AD‑2

Product Name

DirectLogic 405 Series 16‑Channel Single‑Ended Analog Voltage Input Module F4‑16AD‑2

Product Introduction

Koyo DL405 PLC analog input expansion module; converts field analog voltage signals to 12‑bit digital data for PLC CPU processing, designed for signal acquisition of voltage‑output sensors.

Category:
Description

Technical Specifications

16 single‑ended analog input channels; signal range 0‑5 VDC, 0‑10 VDC selectable; resolution 12‑bit; back‑plane power consumption 5 VDC 80 mA; external auxiliary power 21.6‑26.4 VDC; operating temperature 0 °C ~ +60 °C; storage temperature ‑20 °C ~ +85 °C; IP20 protection grade.

Functional Features

All channels share one common ground terminal; over‑voltage protection for each input channel; data transferred over PLC back‑plane bus to CPU; compatible with DirectSOFT programming software version 4.0 and above; module configuration parameters stored in PLC system register area.

Application Scenarios

General‑purpose industrial process monitoring, temperature transmitter signal acquisition, pressure and flow sensor voltage‑signal collection, factory production‑line analog measurement, environmental monitoring systems.

Performance Parameters

Conversion time per complete scan of all 16‑channels 2.5 ms; absolute accuracy ±0.2 % full‑scale; input impedance ≥1 MΩ per channel.

Material Composition

Black plastic housing, printed circuit board, screw‑type terminal block assembly, DIN‑rail mounting clip.

Structural Features

Standard PLC expansion module form‑factor; rear edge connector for plug‑in to DL405 back‑plane; front‑panel screw terminals for field analog‑signal wiring; mounting clip for 35 mm DIN‑rail at module back‑side.

Working Principle

External analog‑voltage signals from sensors feed to module input terminals; analog‑to‑digital converter samples each channel sequentially; analog voltage converted to 12‑bit binary digital values; digital data transmitted through back‑plane bus to PLC CPU for user‑program logic processing.

Installation Requirements

Insert module to DL405 PLC base‑rack expansion slot; fasten module retaining clip; use shielded twisted‑pair wiring for analog input signals; single‑end grounding for cable shield; install inside ventilated control cabinet on 35 mm DIN‑rail.

Usage Precautions

Do not apply input voltage exceeding ±15 VDC to any channel; separate analog signal wiring from high‑power AC wiring; avoid installing in locations with heavy electromagnetic interference; power off rack before inserting or removing module; confirm channel signal‑range parameter setting matches field sensor output type.

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