Description
Allen-Bradley 1734-IB8: 8-Channel Sinking DC Input Module
The Allen-Bradley 1734-IB8 is a high-density digital input module from the renowned POINT I/O series by Rockwell Automation. It provides eight sinking DC inputs in a compact form factor, ideal for space-conscious industrial control panels. For comprehensive wiring diagrams and configuration details, please download the product manual here.
Key Technical Specifications
- Brand & Manufacturer: Allen-Bradley / Rockwell Automation
- Model: 1734-IB8
- Series: POINT I/O
- Module Type: 24V DC Sinking Input
- Number of Channels: 8 discrete inputs
- Input Voltage Range: 10-28.8V DC
- Nominal Input Current: 4mA @ 24V DC
- Input Current Range: 2-5 mA
- POINTBus Current: 75 mA @ 5V DC
- Power Dissipation: 1.6 Watts / 5.5 BTU/hour
- Isolation Voltage: 50V continuous (tested at 2500V DC for 60s)
- Input Filter: 0.5 ms hardware + 0-63 ms software configurable
- Operating Temperature: -20°C to 55°C (-4°F to 131°F)
- Dimensions: 56 x 12 x 75.5 mm (2.2 x 0.47 x 2.97 in)
- Weight: 31.8 g (1.12 oz)
Packaging Contents
- One 1734-IB8 input module
- Product documentation and installation guide
- Shipping options include FedEx, UPS, and DHL for reliable delivery.
Frequently Asked Questions (FAQ)
- What is the response time of the 1734-IB8 inputs?
The total response time combines a fixed 0.5 ms hardware filter and a user-selectable software filter from 0 to 63 ms. - Can this module be used in a DeviceNet network?
Yes, the Series C and later versions of the 1734-IB8 are compatible with DeviceNet and ProfiBus communication adapters. - What type of wiring does the sinking input require?
Sinking inputs require a positive voltage (24V DC) to be switched to the input point to activate it. - What is the isolation specification between the field side and the system?
The module provides reinforced insulation, tested at 2500V DC for 60 seconds between the field and system sides. - Is there a configurable filter for electrical noise?
Yes, the module software allows you to adjust the input filter from 0 to 63 milliseconds to suppress noise.
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