The Honeywell 621-0021 is a Programmable Logic Controller (PLC) module that is designed for use in industrial automation applications. It is a discontinued product, but it is still available from some resellers. The 621-0021 has the following features:
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- 16-bit CPU
- 128K words of memory
- 8 serial ports
- 24 digital I/O points
- 8 analog I/O points
The 621-0021 is a versatile PLC module that can be used in a variety of applications. Some of the most common applications include:
- Machine control
- Process control
- Data acquisition
- SCADA
The 621-0021 is a reliable and easy-to-use PLC module. It is a good choice for applications that require a high level of performance and reliability.
Here are some of the specifications of the 621-0021:
- Processor: 16-bit CPU
- Memory: 128K words
- Serial ports: 8
- Digital I/O points: 24
- Analog I/O points: 8
- Dimensions: 8.5″ x 5.25″ x 2.5″
- Weight: 2.5 lbs
PLC : AB， ABB， GE , Schneider
DCS : ABB, MOORE, Foxboro, Westinghouse, YOKOGAWA
ESD : Triconex, HIMA, BENTLY, ICS
Excitation cards : ABB, GE Marke
Regarding new and used product descriptions:
New product
We guarantee that all new products undergo 100% testing before shipment to ensure normal use.
The new product will be in its original packaging and come with all original accessories.
Second hand products
Some second-hand products may have obvious scratches or other usage marks on the surface.
Second hand products will undergo strict testing before shipment to ensure proper functionality.
Inventory will change periodically, please contact us before purchasing
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