GE Fanuc IC693CHS391 Series 90-30 10-Slot Expansion Baseplate
Manufacturer: GE Fanuc
-
Part Number: IC693CHS391
Condition：New with Original Package
Product Type: PLC Baseplate Chassis
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC693CHS391 Series 90-30 Expansion Baseplate
The GE Fanuc IC693CHS391, also cataloged as the IC693CHS391 PLC Baseplate Chassis, operates as a dedicated hardware component for multi-slot module housing and backplane signal interconnection within GE Fanuc Series 90-30 systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC693CHS391 |
| Brand | GE Fanuc / Emerson Automation |
| Origin | USA |
| Weight | 1.11 kg (2.44 lbs) |
| Dimensions | 431.8 x 177.8 x 50.8 mm (17 x 7 x 2 in) |
| Operating Temp | 0 deg C to +60 deg C |
| Power Consumption | Baseplate current load: 250 mA to 420 mA at 5 VDC |
| Total Slots | 10 Slots total (1 Unnumbered slot for Power Supply, Slot 1 for CPU/Specialty, Slots 2-10 for I/O and Option modules) |
| Bus Voltage | +5 VDC logic bus and +24 VDC auxiliary power distribution |
| Bus Connector | 25-Pin female D-shell expansion bus connector |
| Mounting Orientation | Horizontal panel mount |
| System Limit | Maximum 1 CPU baseplate permitted per system |
Backplane Bus Communication Velocity and Firmware Compatibility
The IC693CHS391 expansion chassis utilizes a parallel printed backplane circuit to maintain deterministic data transfer rates across connected I/O cards. The unit integrates a 25-pin female D-shell expansion port, allowing multi-rack interconnection while sustaining internal backplane bus communication velocity across nine distinct option slots. The structural backplane architecture isolates high-speed logic lines from power rails, preventing transient noise interference. Furthermore, the backplane routing preserves firmware flash compatibility and logic synchronization across standard Series 90-30 CPU modules, maintaining low signal propagation delay across all expansion chassis drops.
Frequently Asked Questions
Q: What specific module slot assignments are enforced by the IC693CHS391 backplane architecture?
A: The chassis reserves the left unnumbered slot exclusively for an IC693 power supply module, Slot 1 for the main CPU or specialty module, and Slots 2 through 10 for discrete, analog, or option I/O modules.
Q: Can the IC693CHS391 expansion baseplate be used as an autonomous standalone rack without a main CPU?
A: No, standard standalone operation without a host controller is not supported; the IC693CHS391 serves as the primary CPU chassis or expansion drop within a defined Series 90-30 system topology.
Q: What connector type is required to extend the backplane bus from the IC693CHS391 to adjacent expansion racks?
A: The baseplate incorporates a right-hand 25-pin female connector designed to mate directly with standard Series 90-30 bus expansion cables.
Field Installation Guidelines
Mount the IC693CHS391 chassis horizontally onto a flat metallic backplate inside an IP20 or higher NEMA-rated enclosure. Secure the frame using standard mounting hardware through the designated corner mounting holes.
Maintain a minimum clearance of 102 mm (4.0 in) above, below, and on both sides of the baseplate to allow passive convection cooling across installed modules. Do not obstruct vertical airflow pathways.
Establish a low-impedance grounding path by connecting the chassis grounding terminal directly to the main cabinet earth bus bar using heavy-gauge copper conductor. Ensure shield connections on the 25-pin expansion bus cable attach firmly to prevent electrical ground loops from degrading backplane communications.