CTC Union FRM220-NMC, User Manual, Page: 120 / 182

Appendix A
118
When the FRM-DATA is ordered with a RS-530 interface, the unit comes with a HDB26 male to DB25 Female
adapter cable, 1 meter long. The pin assignment follows the table below.
Abbreviation HDB26
PIN#
DB25
PIN#
RS-530
Circuit
FG 1
↔
1 Frame
SG 7
↔
7 AB
TD(A)
TD(B) 2
11
↔
↔
2
14
BA(A)
BA(B)
RD(A)
RD(B) 3
21
↔
↔
3
16
BB(A)
BB(B)
RTS(A)
RTS(B) 4
13
↔
↔
4
19
CA(A)
CA(B)
CTS(A)
CTS(B) 5
14
↔
↔
5
13
CB(A)
CB(B)
DSR(A)
DSR(B) 6
22
↔
↔
6
22
CC(A)
CC(B)
DTR(A)
DTR(B) 20
12
↔
↔
20
23 CD(A)
CD(B)
DCD(A)
DCD(B) 8
26
↔
↔
8
10
CF(A)
CF(B)
ETC(A)
ETC(B) 24
16
↔
↔
24
11 DA(A)
DA(B)
TC(A)
TC(B) 15
23
↔
↔
15
12 DB(A)
DB(B)
RC(A)
RC(B) 17
25
↔
↔
17
9
DD(A)
DD(B)
RLB 9
↔
21 RL
LLB 18
↔
18 LL
TM 10
↔
25 TM
Table 2-4 FRM-DATA RS-530 cable