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Model 9338

Asynchronous Metallic Modem

S.I. Tech Model 9338 Asynchronous Metallic Modem

S.I. Tech Model 9338

Model 9328 combines connector to connector compatibility with outstanding performance characteristics. It supports full duplex transmission between RS-232-C compatible EDP equipment at distances up to 15,000 feet. It operates at speeds from 110 bps to 56Kbps.

An asynchronous, simplex or full duplex system for in house and other short-haul data transmission applications. A complete stand-alone component with RS-232 interface, 120 volt power cord, plus input and output transmission connections.

LEDs are used to indicate the presence of carrier and data signaling over the data path.

S.I.Tech will provide the best possible system solution for the operating environment of your data network. The Bit Rate/Distance chart shows typical cables and performance characteristics with S.I.Tech Bit-Drivers®.

S.I.Tech offers complete links including fiber optic cable, connectors, cable assemblies and Bit-Drivers®.

Bit Rate/Distance

S.I. Tech Model 9338 Diagram

LENGTH-THOUSAND FEET (1 Km = 3280 Feet)

Specifications

Operating Mode:	Asynchronous, simplex or full duplex
Input/Output Interface:	RS-232-C, Type D Asynchronous at DC to 56Kbps.
Transmission Line Resistance:	150 Ω (maximum) one way
Transmission Distance:	20,000 ft. maximum (6100 m) See Bit Rate/Distance Chart
Transmission Line Protection:	Protected at 8 volts up to 50 Amp pulses
Operating Temperature:	0°C to 50°C
Input Power:	105 to 130 VAC, 50-500 Hz, 10 W Power transformer secondary fused.
Plastic Enclosure:	6.5" x 2.75" x 6.5" (16.5 x 7 x 16.5 cm)
Weight:	2.2 lb. (1kg)
230Volt Version:	Model 9338V

RS-232 Connector Pins Utilized by Model 9338

S.I. Tech Model 9338 Diagram

Typical Application

S.I. Tech Model 9338 Diagram

Color codes are dependent on cable type. If cable has two or more wires of same color, be certain to keep pairs together.