About the IS420ESWAH4A
The IS420ESWAH4A device is an unmanaged industrial Ethernet 10/100 Base switch manufactured by GE Energy for the Mark VIe Safety control systems. This switch has eight 10/100Base-TX copper switches and only one 100Base-LX10 single-mode fiber port. The fiber port is the primary distinguishing feature between all of the ESWA switches. This switch was designed for the ESWA hardware form which allows for it to be used with the 259B2451BVP1 or 259B2451BVP2 clips when being mounted. The BVP2 clip is used when mounting the switch perpendicular to the rail and the BVP1 clip is used when mounting the switch parallel to the rail.
Hardware Tips and Specifications
When using the IS420ESWAH4A switch the following features are needed to help with functionality and speed:
- Full/half duplex auto-negotiation
- LED for power
- Minimum 265 KB buffer with 4k media access addresses
- HP-MDIX auto-sensing
The above features are just some of the features needed when meeting the speed and functionality requirements.