24v Relay 4 Channel Module
Specifications:
- Number of Channels: 4
- Relay Type: Electromechanical relay
- Control Voltage: 24V DC
- Relay Contact Rating:
- AC: 250V AC at 10A
- DC: 30V DC at 10A
- Isolation: Optocoupler isolation between control circuit and relay
Input Specifications:
- Input Voltage: 24V DC (to control the relays)
- Trigger Current: Typically around 20mA to 30mA per channel
- Trigger Type: Active Low (relays are triggered by grounding the input)
- Optocoupler Isolation: Each relay channel is isolated using an optocoupler for better noise immunity.
Output Specifications:
- Relay Contact Type: Normally Open (NO) and Normally Closed (NC)
- Max Switching Voltage: 250V AC, 30V DC
- Max Switching Current: 10A per channel
- Contact Material: Silver alloy for high durability
Mechanical Specifications:
- Board Dimensions: Typically around 75mm x 55mm x 20mm (may vary by manufacturer)
- Mounting Holes: Provided for screw mounting
- Connector Type:
- Input: 4-pin terminal block for control signals (VCC, GND, IN1, IN2, IN3, IN4)
- Output: 3-pin terminal block per relay (Common, Normally Open, Normally Closed)
Environmental Specifications:
- Operating Temperature: -40°C to +85°C
- Storage Temperature: -55°C to +125°C
- Humidity Range: 5% to 95% RH (non-condensing)
Features:
- LED Indicators: Each relay channel has an LED indicator to show the status of the relay (ON/OFF).
- Optocoupler Isolation: Provides isolation between the control signal and the relay for protection against voltage spikes and noise.
- High-Quality Relay: Ensures reliable switching with a long operational lifespan.
Power Specifications:
- Power Supply for Relay Board: 24V DC
- Power Consumption: Typically 75mA to 100mA per active relay
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