Comtech-ef-data RCS20 Manuale Utente Scaricare il pdf (Pagina 121)

RCS20 M:N Redundancy Switch Revision 15

Electrical Interfaces MN-RCS20 and CD-RCS20

5–21

Pin No.

Signal Name

Signal

Direction

19 IDR ESC Backward Alarm Input - 3 ESCBWI 3 ---

20 IBS ES Transmit Data A IDR ESC Backward Alarm Input 1 TXD-A BWI 1 Input

21 Mod Fault Open Collector Output MOD FLT

Output

22 IBS ES Receive Data Output A ES RXD-A Output

23 IBS ES Data Set Ready (RS-232 Only) ES DSR Output

24 IDR ESC Transmit 8 Kbps Output Clock ESCTXC-A Output

25 IDR ESC Transmit 8 Kbps Output Data ESCTXD-A Input

26 IDR ESC Receive 8 Kbps Output Clock ESCRXC-A Output

27 IDR ESC Receive 8 Kbps Output Data ESCRXD-A Output

28 IDR ESC Backward Alarm Output 4 Normally Closed ESCBWO 4NC ---

29 IBS Transmit Octet Input A TXO-A Input

30 Synchronous Data Mode A SYNC DM-A Output

31 Synchronous Data Clear to Send A SYNC CS-A Output

32 IBS Receive Octet Output A RXO-A Output

33 Synchronous Data Request to Send A SYNC RS-A Input

34 Synchronous Data Receiver Ready A SYNC RR-A Output

35 G.703 Send Data Input B G703B SD-B Input

36 Synchronous Data Send Data Input B SYNC SD-B Input

37 IDR ESC Backward Alarm Out 1 Normally Closed ESCBWO 1 NC ---

38 G.703 Insert Data Input B G703B IDI-B Input

39 G.703 Drop Data Out B Synchronous Data Send Timing Output B

G.703B DDO-B SYNC ST-B

Output

40 IDR ESC Backward Alarm Out 2 Common ESCBWO 2C ---

41 Synchronous Data Terminal Timing B SYNC TT-B Input

42 IDR ESC Backward Alarm Output 2 Normally Open ESCBWO 2NO ---

43 Synchronous Data Receive Timing B SYNC RT-B Output

44 IDR ESC Backward Alarm Out 3 Normally Closed ESCBWO 3NC ---

45 G.703 Insert Data Out Synchronous Data IDO-B RD-B Output

46 IDR ESC Backward Alarm Out 4 Common ESCBWO 4C ---

47 External Clock Input B BAL EXC-B Input

48 Ground GND ---

49 IDR ESC Audio Input Channel 1B ESCAUDTX 1B Input

50 IDR ESC Audio Input Channel 2B ESCAUDTX 2B Input

51 IDR ESC Audio Output Channel 1B ESCAUDRX 1B Output

52 IDR ESC Audio Output Channel 2B ESCAUDRX 2B Output

53 IDR ESC Backward Alarm Input 4 ESCBWI 4 ---

54 IBS ES Transmit Data B IDR ESC Backward Alarm Input 2 TX-B BWI 2 Input

55 Demod Fault Open Collector Output DMD FLT

Output

56 IBS ES Receive Data Input B ES RXD-B Output

57 Ground GND ---

58 IDR ESC Transmit 8 Kbps Output Clock B ESCTXC-B Output

1 2 ... 116 117 118 119 120 121 122 123 124 125 126 ... 201 202

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