Patton electronics 222NRC User Manual Download

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USER
MANUAL

MODEL 222NRC

Miniature RS-232 to
RS-422 Converter:
Rack Mount Card

SALES OFFICE
(301) 975-1000
TECHNICAL SUPPORT
(301) 975-1007

Part# 07M222NRC-B
Doc# 052021UB
Revised 4/30/96

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Summary of Contents for 222NRC

Page 1: ...USER MANUAL MODEL 222NRC Miniature RS 232 to RS 422 Converter Rack Mount Card SALES OFFICE 301 975 1000 TECHNICAL SUPPORT 301 975 1007 Part 07M222NRC B Doc 052021UB Revised 4 30 96...

Page 2: ...ide reasonable protection from such interference in a commercial installation However there is no guarantee that interference will not occur in a particular installation If the Model 222NRC does cause...

Page 3: ...rd features two interface converters Data rates to 19 2 Kbps over two twisted pair RTS and CTS are looped on the RS 232 interface Bidirectional conversion between unbalanced RS 232 and balanced RS 422...

Page 4: ...ON Figure 3 below summarizes the switch settings The default position is Always ON 3 3 REAR CARD CONFIGURATION The 222NRC has two interface card options the 1Q11 which comes equipped with two RJ 11 po...

Page 5: ...chassis tells how to install front and rear Model 222NRC cards into the chassis and provides diagrams for wiring up the interface connections correctly 4 1 THE MODEL 222NR16P RACK CHASSIS The 1000R16P...

Page 6: ...or specific interface pin outs please refer to the diagrams in Appendix D continued 9 The Model 222NRC is wired as a DCE Data Communications Equipment Therefore it wants to connect to a DTE Data Termi...

Page 7: ...vity A solid red light indicates an idle state If your carrier detect strap is configured as Always On the CD light will always be green If the carrier detect strap is set to Normal the green LED ligh...

Page 8: ...NDIX B CABLE RECOMMENDATIONS The Patton Model 222NRC operates at frequencies of 20kHz or less and has been performance tested by Patton technicians using twisted pair cable with the following characte...

Page 9: ...Cord 0805DEN Denmark Power Cord 0805FR France Belgium Power Cord 0805IN India Power Cord 0805IS Israel Power Cord 0805JAP Japan Power Cord 0805SW Switzerland Power Cord 0516FPB1 Single Width Blank Fro...

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