SCHNEIDER AS‑B828‑016 (Modicon 800/984 Series 16‑Point 5V TTL Sinking Output Module)
June 02, 2026

SCHNEIDER AS‑B828‑016 (Modicon 800/984 Series 16‑Point 5V TTL Sinking Output Module)

Product Description The AS‑B828‑016 is a 16‑point 5V TTL sinking digital output module for Schneider Modicon 800/984 PLC racks. It converts controller logic into 5V TTL‑compatible outputs for driving TTL/DTL circuits, LED displays, and low‑voltage logic loads.

Description

Model Interpretation

AS: Modicon Automation System

B828: 16‑point 5V TTL output module

016: 16 output points, single common group, sinking type

Technical Parameters

Outputs: 16 channels, 5VDC TTL (sinking/NPN)

Operating Voltage: 4.5–5.5VDC (external supply)

Output Current: Max 75mA per point (continuous); 100mA for 10ms (pulse)

ON Voltage: ≤0.4VDC (sinking, low‑level ON)

OFF Leakage: ≤100μA

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

Response Time: ≤1μs (typical)

Backplane Power: +5V 120mA; +4.3V 1mA

External Power: 5VDC ±5%, 1.2A (max, all outputs ON)

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 outputs, 1 common)

Indicators: 16 neon LEDs (ON when output active); 1 fuse‑fault LED

Fuses: 1× internal fuse (5A, non‑replaceable)

Wiring: 0.5–2.5mm² copper wires

Terminal Connector: AS‑8535‑000

Core Functions

5V TTL Sinking Output: Drives TTL/DTL logic, LED displays, and low‑voltage sensors

High‑Speed Switching: Sub‑microsecond response for fast logic applications

Optical Isolation: Protects PLC backplane from external electrical noise

Channel Status LEDs: Quick visual diagnostics for each output

Fuse Fault Indication: Alerts to internal fuse blow (independent of output state)

Applications

Systems: Modicon 800, 984, 300‑series PLCs

Industries: Material handling, packaging, textile machinery, general automation

Use Cases: TTL logic circuits, LED panels, low‑voltage relays, DTL devices

Compatibility

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

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

Software: Concept, ProWORX 32, P190


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