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Manual Documentation Number: ESR90x-0508m Appendix A 71
B&B Electronics Mfg Co Inc – 707 Dayton Rd - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
ESR901 Terminal Block Pin-out in RS-232 Mode
G
N
D
C
T
S
/
T
X
-
T
X
/
T
X
+
R
X
/
R
X
+
RT
S
/
R
X
-
1
2
3
4
5
RS-232
Signal Name
DTE RS-232 Terminal
Signal Ground --- GND 1
Clear To Send In CTS 2
Transmit Data Out TXD 3
Receive Data In RXD 4
Request To Send Out RTS 5
Figure 50. ESR901 Terminal Block Pin-out in RS-232 Mode