Overview
Path Way® Model 4148 Normal/Redundant Fallback Network Switch
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The PathWay® Model 4148 allows data broadcast, TD of the RS232 interface, from two data origination devices to be channeled to two devices designated as destination devices.
SPECIFICATIONS:
- CONTROL: (1) Front panel pushbutton.
- INDICATORS: (4) High intensity red LEDs
- SIGNALS SUPPORTED: TD, RTS, GND
- CONNECTORS: (4) DB9/F data signal interface; (1) power jack.
- POWER: 115VAC 60 Hz (wall transformer)
- DIMENSIONS: 7.75" W x 2.0" H x 7.5" D.
- WEIGHT: 2 lbs.
INTRODUCTION:
The PathWay® Model 4148 allows data broadcast, TD of the RS232 interface, from two data origination devices to be channeled to two devices designated as destination devices.
the PathWay® Model 4148 will self-configure its connectivity based on the devices connected to it, or the user can override its connection status from the front panel pushbutton. Four front panel LED's display the connectivity status and verify connection at all times.
PathWay® Model 4148 Normal Redundant Data Broadcast Application.
The PathWay Model 4148 is a Normal / Redundant Data Broadcast System. There are two origination devices (Digitizer 1 and Digitizer 2). Two Destination Devices (2 computers)
APPLICATION: Valid Automatic Operation states:
D1 > COM1 and D2 > COM2 Normal Mode;
D1 > COM1 and D1 > COM2 Redundant Fallback mode-1;
D2 > COM1 and D2 > COM2 Redundant Fallback mode-2.
Valid Manual Override Operation states:
D1 > COM1 and D2 > COM2 Normal position;
D2 > COM1 and D1 > COM2 Crossover position;
D1 > COM1 and D1 > COM2 Redundant Fallback position-1;
D2 > COM1 and D2 > COM2 Redundant Fallback positon-2.
FEATURES:
- Model 4148 data network switch will self-configure its connectivity based on the devices connected to it, or the user can override its connection status from a manual front panel pushbutton.
- Four front panel LEDs display the connectivity status and verify power connection, at all times.
- Copper network switch, LAN switch
AUTOMATIC OPERATION:
- During Normal mode, the origin device connected to Port D1 is connected to port COM1; and the device connected to port D2 is connected to port COM2.
- If the RTS signal is lost from the device connected to D1, the Model 4148 changes to Redundant Fallback mode and automatically broadcasts the data from the D2 device to both destination devices.
- If the RTS signal is lost from the device connected to D2, the Model 4148 automatically broadcasts the data from the D1 device to both the devices COM1 and COM2.
- One of the status LED's will be lit steady ON to reflect the connectivity status and signify that the unit is in Automatic Operation.
MANUAL OVERRIDE OPERATION:
- To override Automatic Operation, the user simply depresses the front panel pushbutton and holds it for 5 seconds and releases.
- The status LED previously lit steady ON begins to flash representing Manual Override operation. Momentarily depressing and releasing the pushbutton then allows the user to change the switch connectivity.
- To change back to Automatic Operation, depress and hold the pushbutton for 5 seconds and the switch will automatically connect.
This high-quality network switch is available to city, state, and federal government purchasers at a discounted price and favorable payment and shipping terms via GSA Schedule GS-35F-0286V.
Click here for GSA terms.
To read the article: "ADVANCES IN NETWORK SWITCHES", click link to read as a pdf. You need Acrobat Reader to view this file.
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