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GE IS420ESWBH3AE Ethernet IONet Switch Module

The GE IS420ESWBH3AE, also cataloged as the IS420ESWBH3AE 16-Port Ethernet IONet Switch Module, operates as a dedicated communication hardware component for deterministic Ethernet data exchange within GE Mark VIe and Mark VIeS turbine control system networks.

Hardware Specifications

Parameter	Specification
Model	IS420ESWBH3AE
Brand	GE (General Electric)
Origin	United States
Weight	2 lbs
Dimensions	138 x 86 x 56 mm
Operating Temp	-30 to +65 deg C
Power Consumption	Not specified; power requirement 18-32 VDC
Series	Mark VIe / Mark VIeS
Product Type	16-Port 10/100Base-TX Ethernet IONet Switch
Ethernet Ports	16 x 10/100Base-TX RJ45 copper ports
Uplink Interface	100 Mbps FX fiber uplink
Supported Protocols	IEEE 802.3, 802.3u, 802.3x; TCP/IP, UDP, ARP, ICMP
Memory	256 MB DDR SDRAM
Operating System	QNX Neutrino
Mounting	DIN rail or panel mount
Relative Humidity	5% to 95%, non-condensing
Power Supply	18-32 VDC redundant inputs supported
Software Compatibility	ControlST V04.03.18C

Industrial Ethernet Communication and IONet Integration

The IS420ESWBH3AE provides Ethernet switching functions for Mark VIe control architectures, supporting communication paths between GE controllers, I/O packs, and supervisory interfaces. The module uses Ethernet auto-negotiation for full and half duplex operation and provides LED status indication for link, activity, duplex, and speed monitoring.

The switch supports GE IONet communication structures with 10/100Base-TX copper interfaces and a 100 Mbps fiber uplink connection. The QNX Neutrino operating environment and 256 MB DDR SDRAM support internal communication management and diagnostic functions.

Frequently Asked Questions

Q: Does the IS420ESWBH3AE support redundant power inputs?
A: Yes. The module accepts 18-32 VDC power input and supports redundant power connections for Mark VIe system network installations.

Q: What mounting methods are supported for this Ethernet switch module?
A: The IS420ESWBH3AE supports DIN rail mounting and panel mounting configurations.

Q: Which communication interfaces are available on the module?
A: The module provides 16 x 10/100Base-TX RJ45 copper Ethernet ports and one 100 Mbps FX fiber uplink interface.

Field Installation Guidelines

Install the IS420ESWBH3AE on a suitable DIN rail or panel surface with sufficient clearance for cable routing and airflow. Connect Ethernet cables using industrial wiring practices, maintaining separation between communication cables and high-voltage power conductors.

For copper Ethernet connections, use shielded industrial Ethernet cabling where required by the control system design. Bond cable shields according to site grounding standards to reduce electromagnetic interference. Verify redundant DC power wiring polarity before energizing the module.

Confirm IONet addressing, network topology, and controller communication parameters during commissioning using the applicable GE Mark VIe engineering tools.

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