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Contents
XBee
‐
PRO®
900HP
RS
‐
232/RS
‐
485/USB
RF
Modem
‐
Product
Manual
©
2013
Digi
International
Inc.
iii
1 . Ov e r v ie w of t h e 9 0 0 H P RF M ode m 4
Fe a t u r e s of t he 9 0 0 H P RF M ode m 4
Spe cifica t ion s of t h e 9 0 0 H P RF M ode m 5
Ex t e r n a l I n t e r fa ce of t h e 9 0 0 H P RF M ode m 6
2 . I n t e r fa cin g Pr ot ocol 1 0
RS- 4 8 5 ( 2 - w ir e ) Ope r a t ion 1 2
RS- 4 8 5 ( 4 - w ir e ) Ope r a t ion a n d RS- 4 2 2 Ope r a t ion
1 4
RS-485/422 Connection Guidelines 16
Appe n dix A: Age n cy Ce r t ifica t ion s 1 8
FCC ( Un it e d St a t e s) Ce r t ifica t ion 1 8
I C ( I n du st r y Ca n a da ) Ce r t ifica t ion 1 9
Appe ndix B: Addit ion a l I nfor m a t ion 2 3