Electro Standards Laboratories Dual Channel Network Switch Model 9251

Description
The Model 9251 Switch system is comprised of two independent sharing switches efficiently packaged in a 19-inch wide 2U high (3.5") rackmount unit. The network switch functions are described and illustrated below. Features: Independently switch each of the two channels manually via two knobs located on the front panel, one knob per channel. Channel 1: DB25 A/B/C/D with (5) DB25 female connectors for ports A, B, C, D, and Common. Channel 2: DB25 A/B Switch with (3) DB25 female connectors for ports A, B, and Common. All 25 pins of the RS530 interface are switched. High reliability, precious metal, sealed switches. Transparent to data speed and format. Eliminates the need to plug and unplug cables. All ports located on rear panel. Manual operation. No power required. Rackmount style chassis, 19" Wide x 3.5" High x 8" Deep. Attractive anodized black box packaging provides EMI/RFI shielding. Custom length DB25 cables are available for your switch installation. Lifetime guarantee against manufacturing defects.
Datasheet

Suppliers

Company
Product
Description
Supplier Links
Dual Channel Network Switch - Model 9251 - Electro Standards Laboratories
Cranston, RI, USA
Dual Channel Network Switch
Model 9251
Dual Channel Network Switch Model 9251
The Model 9251 Switch system is comprised of two independent sharing switches efficiently packaged in a 19-inch wide 2U high (3.5") rackmount unit. The network switch functions are described and illustrated below. Features: Independently switch each of the two channels manually via two knobs located on the front panel, one knob per channel. Channel 1: DB25 A/B/C/D with (5) DB25 female connectors for ports A, B, C, D, and Common. Channel 2: DB25 A/B Switch with (3) DB25 female connectors for ports A, B, and Common. All 25 pins of the RS530 interface are switched. High reliability, precious metal, sealed switches. Transparent to data speed and format. Eliminates the need to plug and unplug cables. All ports located on rear panel. Manual operation. No power required. Rackmount style chassis, 19" Wide x 3.5" High x 8" Deep. Attractive anodized black box packaging provides EMI/RFI shielding. Custom length DB25 cables are available for your switch installation. Lifetime guarantee against manufacturing defects.

The Model 9251 Switch system is comprised of two independent sharing switches efficiently packaged in a 19-inch wide 2U high (3.5") rackmount unit. The network switch functions are described and illustrated below.

Features:

  • Independently switch each of the two channels manually via two
    knobs located on the front panel, one knob per channel.
    • Channel 1: DB25 A/B/C/D with (5) DB25 female connectors for ports A, B, C, D, and Common.
    • Channel 2: DB25 A/B Switch with (3) DB25 female connectors
      for ports A, B, and Common.
    • All 25 pins of the RS530 interface are switched.
    • High reliability, precious metal, sealed switches.
    • Transparent to data speed and format.
    • Eliminates the need to plug and unplug cables.
    • All ports located on rear panel.
    • Manual operation. No power required.
    • Rackmount style chassis, 19" Wide x 3.5" High x 8" Deep.
    • Attractive anodized black box packaging provides EMI/RFI shielding.
    • Custom length DB25 cables are available for your switch installation.
    • Lifetime guarantee against manufacturing defects.
Supplier's Site Datasheet

Technical Specifications

  Electro Standards Laboratories
Product Category Serial Communications Products
Product Number Model 9251
Product Name Dual Channel Network Switch
Device Type A/B Switch
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