✅ Relay Type: Solid state relay requirement is satisfied. The selected part is a photo-coupled solid state relay.
✅ Circuit: SPST-NO (1 Form A) matches exactly.
✅ Output Type: AC output is satisfied; specified as AC, Zero Cross, which is suitable for heater switching.
✅ Voltage - Input: 3 to 32VDC input range supports a 5VDC control signal.
✅ Voltage - Load: 24 to 280V load range includes 230VAC, so it is suitable for switching the heater supply.
✅ Load Current: Rated for 5A, which meets the minimum ≥5A requirement and exceeds the 3A heater load.
✅ Mounting Type: Chassis mount matches the allowed mounting types.
✅ Termination Style: Screw terminal matches the allowed termination styles.
✅ Operating Temperature: -40°C to 80°C matches the required range exactly.
✅ Approval Agency: cURus is an equivalent recognized safety approval, satisfying the approval requirement.
All required specifications are satisfied. This component is suitable for 230VAC heater control with a 5V control signal and is approved.