Ports: Supports two logically independent Modbus Plus buses, one or two Modbus Plus electrical ports and one or two 155M optical fiber ports are available
Communication distance and speed: 20km or more optical fiber distance, 155Mb/s
Integrated I/O: In addition to the trigger input, the system includes a 24VDC output that can be used to control external braking and handle other tasks.
Flexibility: It can support a variety of stepper and servo motors, and provides a variety of optional encoder systems, showing a high degree of flexibility.
Control core: The mainstream servo controller adopts digital signal processor (DSP) as the control core, which can realize complex control algorithms and realize digitalization, networking and intelligence.
Drive circuit: Power devices generally use intelligent power module (IPM) as the core design of the drive circuit, IPM internal integrated drive circuit, while with overvoltage, overcurrent, overheating, undervoltage and other fault detection protection circuit.
Running environment: Running real-time operating system based on Vxworks, supporting multi-task, with powerful memory management and interface programming functions
Size and weight:
Size: Net length 1900mm, net height 920mm, net width 33mm
Operating voltage: Depending on the search results, the operating voltage may be different, for example, 1V is mentioned, but also 12~220V.
Output frequency: According to the search results [4], the output frequency may be 50-60kHz.
Product Certification: ABB, EHDB280-21-11
Series: EHDB or EHD series
Purpose: This product family is mainly used for power system management, a group of microprocessor-based digital meters for integrating measurement and calculation parameters of industrial, commercial and civil power systems.
Origin: Different places of origin are mentioned in the search results, such as Japan, Shenyang, Liaoning Province, Switzerland, but the most likely origin is Japan, because YOKOGAWA is a well-known company in Japan.
Whether it is standard: Yes
Customized for processing: No
Application scope: Supports dual redundancy
Insulation resistance: 10 MΩ or higher (500v DC) for analog signal modules; 10 MΩ or higher for thermocouple and resistance temperature detector modules at 200v DC
Withstand voltage: 1500v AC 1 min for analog signal module; For thermocouple and resistance temperature detector modules run 200v AC for 1 minute
