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OVERVIEW
Official designation: Allen-Bradley 1790D-T16BV0 (CompactBlock LDX, Universal DC Input Base Block)
Role/Application: A CompactBlock LDX DeviceNet base module providing 16 universal digital inputs (sinking or sourcing) for 24V DC field devices, mounted inside an enclosure.
KEY SPECS SUMMARY
Power: 24V DC, 8 mA per channel max
Interfaces / Ports: Removable Screw Terminal Block
Indicators: Network and module status LEDs
Operating Temp: 0 degrees C to 60 degrees C
Platform / Compatibility: CompactBlock LDX, DeviceNet
Limit: Response time 2 milliseconds
Lifecycle: Refer to the latest manufacturer manual.
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What are the minimum and maximum on-state input voltages for the 1790D-T16BV0?
A: The minimum on-state voltage is 9.6V DC and the maximum is 28.8V DC.
Wiring & Installation:
Q: How is the sinking or sourcing configuration determined for the 1790D-T16BV0 inputs?
A: Sinking or sourcing is configured by the wiring connection to the common terminal.
Troubleshooting & Compatibility:
Q: What is the procedure for setting the DeviceNet node address on the base block?
A: The node address is set using the two rotary switches on the front of the block at power up.
Replacement & Upgrades:
Q: What are the primary mounting options available for the CompactBlock LDX base block units?
A: The modules are designed for secure mounting on a standard DIN rail or directly onto a panel.
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| Category | Details |
|---|---|
| Product Name | See this page for details |
| Model Name | See this page for details |
| Certification or Licensing Information Required by Law | See this page for details |
| Country of Manufacture or Origin | See this page for details |
| Manufacturer | See this page for details |
| After-sales Service Contact or Customer Support Number | See this page for details |
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