Our Bulletin 1790D CompactBlock™ LDX I/O modules are a cost-effective distributed I/O solution for light industrial environments where high-protection specifications and advanced performance features are not required.
Our Bulletin 1790D CompactBlock™ LDX I/O modules are a cost-effective distributed I/O solution for light industrial environments where high-protection specifications and advanced performance features are not required. Base blocks include I/O points and a built-in DeviceNet™ network adapter. Digital I/O expansion blocks provide the flexibility to add I/O points to your CompactBlock LDX I/O system.
Overview
Includes compact package for easy installation in confined areas, including wireways and operator terminals
Offers base blocks that provide 4…32 I/O points
Includes built-in DeviceNet™ network connectivity
Allows addition of expansion blocks to a base block for up to 80 points per node
Includes universal sink/source inputs which reduce the number of components to stock and provide flexibility of input types
Includes node address switches and autobaud rate detection which simplifies network commissioning
Offers fixed screw terminals for convenient disconnection
1790 CompactBlock™ LDX Digital I/O Base Blocks
24V DC, 120V AC, and relay outputs
Up to 32 I/O points per block
Each base block supports up to three expansion blocks
1790 CompactBlock LDX Analog I/O Base Blocks
Up to four I/O points per block
16-bit integer data format
Each base block supports up to two expansion blocks
1790 CompactBlock LDX Thermocouple and RTD I/O Base Blocks
16-bit integer (2's complement) data format
Thermocouple and RTD base blocks do not support expansion blocks
1790 CompactBlock LDX Digital I/O Expansion Blocks
Add to base blocks to expand the I/O assembly up to 80 I/O points
24V DC, 120V AC, and relay outputs
8 or 16 I/O points per block
Compatible with all base blocks, except for thermocouple and RTD base blocks
FactoryTalk® Network Manager software provides increased visibility and insight into the performance of your network in context of your automation assets.
Use EDS files with network configuration tools to help you identify products and easily commission them on a network. Use our Product Compatibility Download Center or our EPS library to search for the EDS files.
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Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.
