The VE4003S2B9 is part of Emerson or its related brand products, typically in the automation control or industrial IO module family.
Features:
High channel number: 16 channel design to meet the needs of multi-channel data acquisition or control.
Wide range of industrial applications: suitable for chemical plants, power plants, oil industry and other scenarios.
2-wire system input: Using 4-20 mA 2-wire system current signal input, with strong anti-interference ability, long transmission distance and other advantages.
High-speed processing: Provides high-speed Boolean and non-Boolean processing functions.
Communication capability: Two built-in Ethernet ports support 10/100 Mbps transmission speed, automatic sensing function, and can communicate via RS485 communication interface.
Programming support: User programs developed using a variety of programming software applications are accepted, such as VersaPro 2.03 or later, CIMPLICITY Machine Edition Logic Developer 2.60 or later, etc.
Modular design: A single slot width that can be installed on a 90-30 PLC rack.
EHDB280-21-11 is an ABB product model that may belong to a specific ABB product family, but the specific family name is not explicitly mentioned in the search results.
Features:
Communication capability: EHDB280-21-11 provides two effective communication ports that support DeviceNet and the RS-485-based DF1 protocol.
Display function: Display three-phase current and three-phase voltage readings at the same time.
Materials: Display modules use non-brominated, FDA-approved plastics for applications such as pharmaceutical, food processing and control room fire protection requirements.
Connectivity: Multiple analog and digital I/O connections with Rockwell Automation.