RFL Communications 21 Sub-MUX Manual de usuario descargar pdf (Pagina 9)

RFL SMX3 / 21 Page 9 of 22 Issue 1.4

User Manual

08 June 2009

Standard Concatenation Port Pin-out (DTE configuration)

as used for Aggregate Concatenation - D15F on chassis

Circuit Pin A Pin B Direction Notes

T Transmit Data 2 9 Output

R Receive Data 4 11 Input

S Signal Element

Timing

6 13 Input Timing signal derived from the

network

G Ground 8 15

X Signal Element

Timing

7 14 Output Timing signal derived from the

port and transmitted to network.

C Control 3 10 Output Permanently on. Not used in

Aggregate Concatenation

I Indication 5 12 Input Signal ignored. Not used in

Aggregate Concatenation

Screen / Drain

Must be earthed to shell

Aggregate Concatenation to a co-located SMX3/21 requires a five twisted pair cross-

over cable with overall shield (eg RS 111-8988). Maximum recommended length

10m (check Utility standards).

Aggregate Concatenation Cable

D15M – D15M

Pair Pin End 1 End 2

A 2 4

B 9 11

A 4 2

B 11 9

A 6 7

B 13 14

A 7 6

B 14 13

A 8 8

B 15 15

Screen / Drain

Must be earthed to

connector shells at

both ends

The following table is for information only, and is not used in any standard configurations.

Optional Concatenation Port Pin-out (when in DCE configuration) – D15F on chassis

Circuit Pin A Pin B Direction Notes

T Transmit Data 2 9 Input

R Receive Data 4 11 Output

C Control 3 10 Input Signal ignored

I Indication 5 12 Output Permanently on

S Signal Element

Timing

6 13 Output Timing signal derived from

the port and transmitted to

network

G Ground 8 15

Screen / Drain

Must be earthed to shell

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 21 22

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