1746-OW16SER:C

Overview of Allen-Bradley 1746-OW16SER-C SLC 500 Digital Relay Output Module

The Allen-Bradley 1746-OW16SER-C is a Series C SLC 500 relay output module featuring sixteen (16) Normally Open (N.O.) relay contact outputs. It is designed for use in industrial automation applications where a mixture of AC and DC voltages are present, offering two output groups with eight points per common terminal. The module supports operating voltages from 5 to 265 V AC and 5 to 125 V DC.

Key Features of 1746-OW16SER-C

• Sixteen Normally Open relay outputs grouped as two groups of eight outputs per common.
• Wide operating voltage range: 5–265 V AC or 5–125 V DC.
• Output ratings: 1.5 A per output at 120 VAC, 1.2 A at 24 VDC.
• Signal delay times: 10 ms ON and 10 ms OFF (max resistive load).
• Backplane current: Approximately 170 mA at 5 V DC and 180 mA at 24 V DC.
• Maximum continuous current per module: 16 A.
• Thermal dissipation: Maximum 5.7 W.
• Designed for panel or rack mounting in SLC 500 systems.
• Shock and vibration resistant for industrial environments.
• No internal fuse protecting output contacts; external protection recommended.

Technical Specifications

Applications / Use Cases

The 1746-OW16SER-C module is commonly used in industrial automation systems to control valves, solenoids, and other devices requiring dry contact outputs. Its ability to handle mixed AC and DC voltages makes it versatile for diverse control panel configurations.