TriPoint VertexRSI 7200, Руководство по эксплуатации и обслуживанию

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INST ALLA TIO N
4 - 1 2
TAB L E 4-8 O P T I CA L ENCODE R CONNECT I ONS TAB L E
O P T I CA L ENCODE R
CO L O R
FUNCT I ON 800499-02
800695-J1
800499-01
800481-
P 2
PUR CLK 1 1
YEL CLKN 2 2
GRY D A T 3 3
PNK D A T N 4 4
BRN/GRN + 5 V 7 7
W H T/GRN G ND 8 8
BRN U A 1 9 5
GRN U A 1R 1 0 6
RED U A 2 1 1 9
BLK U A 2R 1 2 1 0
N O TE: The tab l e be l o w app li es on l y w i th the opt i ona l Pos i t i on D i sp l ay Un i t.
TAB L E 4-9 P OS I T I ON D I S P L AY UN I T TAB L E
P OS I T I ON D I S P L AY
UN I T J1, J2 FUNCT I ON
AZ I MUTH & E L EVAT I ON O P T I CA L
ENCODE R J-BOXES J3
1 5 CLK 1
1 6 CLKN 2
1 7 SHLD (CLK) N C
1 8 CLK 2 7
1 9 CLK 2 N 8
2 0 SHLD (CLK 2) 1 0
2 1 D A T 3
2 2 D A T N 4
2 3 SHLD (D A T) 9
2 4 + 2 4 V 5
2 5 2 4 V RT N 6
4.3.6 An a l og I nput Conn ec t i ons
T w o ana l og i nput ports are prov i ded on the 7 2 0 0 A C U v i a J 9 on the rear pane l
(Refer to F i gure 4-4). Interna ll y, the ana l og i nputs connect to A /D converter c i rcu i ts
that cond i t i on track i ng s i gna l i nputs for use by the ma i n processor. Dua l ana l og
i nputs and A /D c i rcu i try prov i de a spare channe l i n case of pr i mary channe l fa il ure
or for s i gna l i nput from an aux ili ary source.
Each ana l og i nput has ( + ), (-), and G ND term i na l s to fac ili tate dev i ces w i th i so l ated
or d i fferent i a l outputs. In most cases, the ( + ) output of the track i ng rece i ver
connects to the ( + ) ana l og i nput, and the common or (-) output of the track i ng
rece i ver connects to the (-) ana l og i nput w i th no further connect i ons requ i red. The
ana l og i nput vo l tage range i s 0 to 1 0 V D C. The vo l tage per dB s l ope range i s 0.1 to
1.0 V/dB.