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1.2 CE NOTICE
The CE symbol on your Patton Electronics equipment indicates
that it is in compliance with the Electromagnetic Compatibility (EMC)
directive and the Low Voltage Directive (LVD) of the Union European
(EU). A Certificate of Compliance is available by contacting Technical
Support.
1.3 SERVICE
All warranty and nonwarranty repairs must be returned freight pre-
paid and insured to Patton Electronics. All returns must have a Return
Materials Authorization number on the outside of the shipping contain-
er. This number may be obtained from Patton Electronics Technical
Support:
Tel:
(301) 975-1007
Email: [email protected].
www: http://www.patton.com
Patton Electronics' technical staff is also available to answer any
questions that might arise concerning the installation or use of your
Model 2085RC. Technical Service hours: 8AM to 5PM EST, Monday
through Friday.
2.0 GENERAL INFORMATION
Thank you for your purchase of this Patton Electronics product.
This product has been thoroughly inspected and tested and is warrant-
ed for One Year parts and labor. If any questions during installation or
use of the 2085RC, contact Patton Electronics Technical Support at
(301) 975-1007.
2.1 FEATURES
• Convenient rack card features two short range modems
• Data rates to 115.2 Kbps
• Supports up to 50 multipoint device drops in a polling environ-
ment
• Passes transmit & receive data, one control signal each direction
• Variable high/low impedance settings
• Carrier can be set as “constantly on” or “controlled by RTS”
• Able to operate with or without “echo”
• Features 6 easy-to-read LEDs
• Silicon Avalanche Diode surge protection
• Fits conveniently in Patton’s rack chassis
2.2 DESCRIPTION
The Model 2085RC RS-232 to RS-485 Interface Converter is a
dual rack card incorporating converters. Both units support asynchro-
nous data rates to 115.2 Kbps over 1 or 2 twisted pairs and support
distances to 9.4 miles (19 AWG @19.2 kbps). The Model 2085RC fea-
tures 6 easy-to-read front panel LEDs and incorporates Silicon
Avalanche Diodes for protection against the damaging effects of near-
by lightning strikes and other harmful transients.
The Model 2085RC passes one control signal in each direction
and can handle up to 50 terminal drops in a multipoint polling environ-
ment.
The Model 2085RC may be configured for high or low imped-
ance operation, carrier may be set to “constantly on” or “controlled by
RTS”. Additionally,, and the unit can operate with or without “echo”.
RTS/CTS delay may be set for “no delay” or 8 mS.
Filling one function card slot on Patton’s Model 1000R16 rack
chassis, the Model 2085RC is available with RJ-11 or RJ-45 rear inter-
face cards. For workgroup and desktop communications, the Model
2085RC also fits in Patton’s 2, 4 and 8 slot ClusterBoxes™.
NOTE:
Packages received without an RMA number will not be
accepted.