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Description
The Siemens 505-4916A is a high-density relay output module designed for the TI 505 series programmable logic controller (PLC) platform. This module provides 16 independent relay output channels, enabling the control of various field devices such as contactors, solenoids, and indicators. It is engineered to handle a wide range of voltage levels, making it a versatile solution for industrial automation applications requiring galvanic isolation between the PLC logic and the controlled equipment.
Features
- 16 isolated relay output channels.
- Wide operating voltage range: 20-250 VAC and 5-30 VDC.
- Compatible with standard 50/60 Hz power frequencies.
- Designed for integration with the Siemens TI 505 PLC system architecture.
- Robust relay switching for reliable control of field-level loads.
Technical Specifications
| Product Model |
505-4916A |
| Manufacturer |
Siemens |
| Module Type |
Relay Output Module |
| Number of Outputs |
16 |
| Voltage Range (AC) |
20-250 VAC |
| Voltage Range (DC) |
5-30 VDC |
| Frequency |
50/60 Hz |
Installation Guidelines
- Ensure the PLC rack power is disconnected before installing or removing the module to prevent electrical damage or unexpected equipment operation.
- Verify that the module is fully seated in the backplane connector to ensure proper communication with the CPU.
- Use appropriate wire gauges for the terminal blocks and ensure all connections are tightened to the manufacturer's specified torque.
- Maintain proper cable routing to separate low-voltage signal wiring from high-voltage power lines to minimize electromagnetic interference (EMI).
- Ensure adequate ventilation within the control cabinet to prevent overheating during continuous operation.
FAQ
Is the 505-4916A still in production?
No, this module has been discontinued by the manufacturer. We provide high-quality refurbished or surplus units to support legacy TI 505 systems.
What is the primary function of this module?
The 505-4916A serves as an interface between the PLC processor and external field devices, using internal relays to switch power to those devices based on logic commands.
