Model Interpretation

AS: Modicon Automation System

B826: 16‑point DC input module (24VDC)

116: 24VDC, 16 points, 2×8 groups, sink/source selectable

Technical Parameters

Inputs: 16 channels, 24VDC nominal

Logic: Sink (NPN) / Source (PNP) selectable

Operating Voltage: 20–28VDC (continuous)

Input Current: 6mA typical @24VDC

ON Threshold: ≥15VDC; OFF Threshold: ≤5VDC

Isolation: Optical coupling, 1500VAC channel‑to‑backplane

Response Time: ≤1ms (ON/OFF)

Backplane Power: +5V 100mA; +4.3V 1mA

External Power: 24VDC ±4%, 50mA (excluding sensors)

Operating Temp: 0°C to +55°C

Storage Temp: -40°C to +85°C

Humidity: 5%–95% non‑condensing

Weight: ≈1.0kg

Dimensions: 50×119×125mm

Origin: France

Interface & Configuration

Backplane: Modicon 800/984 I/O bus

Terminals: Screw terminals (16 inputs, 2 commons; 8 points per group)

Indicators: LED per channel (ON when active)

Filter: 8ms fixed input filter (anti‑chatter)

Wiring: 0.5–2.5mm² copper wires

Terminal Connector: AS‑8534‑000

Core Functions

24VDC Signal Acquisition: 16‑point sink/source input for sensors, pushbuttons, limit switches

Grouped Wiring: 2×8 common groups for simplified wiring and fault isolation

Optical Isolation: Reduces electrical noise and ground loops

Status Visibility: Individual LEDs for quick channel state checks

Noise Filtering: 8ms filter to eliminate contact bounce

Applications

Systems: Modicon 800, 984, 300‑series PLCs

Industries: Material handling, packaging, automotive, general automation

Use Cases: Proximity sensors, photoeyes, pushbuttons, relay contacts

Compatibility

Racks: Modicon 800/984 8/11‑slot backplanes

CPUs: AS‑984B‑128, PC‑E984‑685, AS‑9370‑001

Software: Concept, ProWORX 32, P190

Status