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6ES5376-0AA21

The Siemens 6ES5376-0AA21 is part of the Siemens S5 series, specifically designed as a communication processor used for communication between Siemens PLCs (Programmable Logic Controllers) and other devices in industrial automation systems. It is used to integrate different devices into a network, enabling seamless data exchange and control.

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TEL：400-887-3214
Mail：jilineasyyi@outlook.com
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Key Features & Technical Specifications
1. General Specifications
Module Type: 32-Channel Digital Output (DO)

Output Type: Transistor (sourcing, 24V DC)

Rated Load Voltage: 24V DC (±15%)

Current per Channel: 0.5A (max)

Total Module Current: 4A (all channels ON)

Switching Frequency: Up to 100 Hz (resistive load)

Isolation Voltage: 500V AC (between field and logic side)

2. Connection & Wiring
Terminal Type: Screw terminals (removable)

Wire Cross-Section:

Solid Wire: 0.25–2.5 mm² (24–12 AWG)

Stranded Wire: 0.25–2.5 mm² (with ferrule recommended)

Short-Circuit Protection: Electronic (per channel)

Reverse Polarity Protection: Yes

3. Mechanical & Environmental Data
Mounting: DIN rail or direct panel mounting

Dimensions (W×H×D): 60 × 125 × 117 mm

Weight: Approx. 450 g

Protection Class: IP20 (requires enclosure for dust/moisture protection)

Operating Temperature: 0°C to +60°C

Relative Humidity: 5–95% (non-condensing)

4. Diagnostics & Status Indicators
✔ LED per Channel (green = output active)
✔ Module Status LED (red = fault)
✔ Short-Circuit Indication (per channel)

Compatibility & Integration
Works with:

SIMATIC S5-115U / S5-135U PLCs

S5 Expansion Racks (6ES5xxx-xxxxx)

Software Configuration: STEP 5 (Siemens S5 Programming Software)

Typical Applications
✔ Motor Control – Switching contactors/solenoids
✔ Valve Control – Pneumatic/hydraulic systems
✔ Lighting & Signaling – Industrial warning lights
✔ Conveyor Systems – Actuator control