Overview
LineSelect® Model 9449 Tri-Channel DB9 A/B RS422 Switch, Manual, Simultaneous Switching, Rackmount
SPECIFICATIONS:
- PORT CONNECTORS: (3) DB9 female connectors labeled A, B, and COMMON, for each of the 3 channels.
- FRONT PANEL CONTROL: (1) Rotary switch on front panel selects A or B position for all 3 channels.
- POWER: No power required. Manually operated.
- DIMENSIONS: Rackmount configuration, 19.0" W x 1.75" H x 8.8" D. (48.3 x 4.4 x 22.4 cm)
- WEIGHT: Approximately 4.3 lbs. (2.0 kg)
LineSelect®Model 9449 Tri-Channel DB9 A/B Application
DB9 RS422 NETWORK APPLICATION: Ideal for RS422 applications that have a DB9 connector interface.
The drawing shows one COMMON device connected to the Model 9449 three DB9 COMMON ports, for Channel 1, Channel 2 and Channel 3. Each channel is connected to two devices via ports 1 and 2. The three channels are switched simultaneously.
FEATURES:
- Each of three channels allows quick connection to any one of two devices from one COMMON device.
- Simultaneously switches all three channels via front-panel rotary switch.
- High quality sealed switch with self-wiping low impedance contacts.
- All 9 pins of the DB9 interface are switched via break-before-make rotary switch.
- Ideal for RS422 applications that have a DB9 connector interface.
- Transparent to data speed and format.
- Improves computer network efficiency by allowing sharing of peripherals.
- Eliminates the need to plug and unplug cables.
- Attractive all metal black box packaging provides EMI/RFI shielding.
- Rackmount configuration is standard, height 1U (1.75")
- Lifetime warranty against manufacturing defects.
With each of its three channels, the LineSelect® Model 9449 DB9 RS422 A/B Switch allows the user to access two DB9 devices connected to its A and B ports with one DB9 Device connected to its COMMON port. The three channels are switched simultaneously via a knob located on the front panel. See the application diagram above. The LineSelect® Model 9449 is enclosed in a 1U, full rack size, all metal black chassis designed to provide EMI/RFI shielding and fit in a standard 19" rack.
Don't forget to order your DB9 Cables!
Custom Length DB9 cables available for your switch installation.
State cable length (in Feet) when ordering. |
Part Number |
Description |
990127 |
DB9 F/F, 9-Conductor Unshielded PVC Cable |
990125 |
DB9 M/F, 9-Conductor Unshielded PVC Cable |
990126 |
DB9 M/M, 9-Conductor Unshielded PVC Cable |
Electro Standards can supply all your Network Cable requirements. Click here to reach our CABLES, COPPER NETWORK Webpage.
For custom network switches call our friendly customer support staff at 401-943-1164, email eslab@electrostandards.com, or complete our online form: /Products-Custom/Copper-Switch/
All data switches, data communication products, and data acquisition products are subject to a one year warranty against manufacturing defects. The limit of ESL liability is limited to the cost of the ESL product provided.
*Prices online are subject to change and verification.
All ESL products are available for export.
Electro Standards welcomes International inquiries: commutateur d'ordinateur, equipo interruptor, interruttore del calcolatore, interruptor do computador, dator switch.