Allen Bradley 1746-OB16 SLC 500 Output Module

The AB 1746-OB16 is a 16-channel sourcing DC digital output module for the SLC 500 programmable logic controller series. Designed to switch DC loads with precision and reliability, it provides 16 individually sourced 24V DC outputs with current control, ideal for controlling solenoids, relays, indicators, and other output devices in industrial automation environments.

This compact module allows for dense I/O configurations in standard SLC chassis systems, making it a cost-effective and scalable solution for discrete output needs.

Technical Specifications

Manufacturer: Allen Bradley
Series: SLC 500
Part Number: 1746OB16
Module Type: Digital Output
Output Type: DC (Sourcing)
Number of Outputs: 16
Output Voltage Range: 10…30V DC
Nominal Output Voltage: 24V DC
Points per Common: 16

Electrical Specifications

Output Current per Channel: 0.5 A (max)
Output Current per Module: 8 A (total)
Minimum Load Current: 1.0 mA
ON-State Voltage Drop: 1.0V max
OFF-State Leakage Current: 1 mA max
Isolation Voltage: 1500V AC (field to backplane)
Surge Current per Point: 2 A (10 ms repeatable)

Mechanical Specifications

Mounting Type: Chassis / Rack Mount (SLC 500 I/O Rack)
Terminal Type: Removable Terminal Block (RTB)
Slot Width: 1 Slot
Module Dimensions (H x W x D): 142 x 35 x 109 mm
Weight: Approx. 0.32 kg

Environmental Specifications

Operating Temperature: 0°C to +60°C
Storage Temperature: -40°C to +85°C
Relative Humidity: 5% to 95% non-condensing
Vibration Resistance: 2.5 g @ 10…500 Hz
Shock Resistance: 30 g

Compliance & Certifications

CE Marked: Yes
UL Listed: Yes
CSA Certified: Yes
RoHS Compliant: Yes
ATEX Rated: No

Key Features & Benefits

✅ 16 Sourcing DC Outputs – Designed to drive 24V DC loads like relays, lamps, and solenoids

✅ High-Speed Switching – Suitable for high-frequency discrete control applications

✅ Compatible with All SLC 500 Racks – Easy to integrate into existing systems

✅ Integrated Status LEDs – Fast diagnostic feedback for every output channel

✅ Industrial-Grade Reliability – Engineered for long-term operation in harsh environments

📦 Order the Allen Bradley 1746-OB16 Now from Drive Outlet Megastore

At Drive Outlet Megastore we offer unbeatable Allen Bradley 1746-OB16 prices. Expand or maintain your SLC 500 system with this robust 16-point digital output module—trusted by engineers across the UK and Europe.

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Drive Outlet Megastore – Your UK Partner for Allen Bradley Automation Hardware