Schweitzer Engineering Laboratories SEL-351 - SEL-351 to SEL-PRTU; To SEL-2020, SEL-2030, or SEL-2100; SEL-351 to SEL-DTA2

Date Code 20001006 Serial Port Communications and Commands 10-5
SEL-351 Instruction Manual
SEL-351 to SEL-PRTU
Cable C231
SEL-PRTU SEL-351 Relay
9-Pin Male 9-Pin Male
Round Conxall “D” Subconnector
GND 1 5 GND
TXD 2 2 RXD
RXD 4 3 TXD
CTS 5 7 RTS
+12 7 8 CTS
GND 9 9 GND
SEL-351 to SEL-2020, SEL-2030, or SEL-2100
Cable C273A
SEL-2020 SEL-351 Relay
9-Pin Male 9-Pin Male
“D” Subconnector “D” Subconnector
RXD 2 3 TXD
TXD 3 2 RXD
IRIG+ 4 4 IRIG+
GND 5 5 GND
IRIG- 6 6 IRIG-
RTS 7 8 CTS
CTS 8 7 RTS
SEL-351 to SEL-DTA2
Cable C272A
SEL-DTA2 SEL-351 Relay
9-Pin Male 9-Pin Male
“D” Subconnector “D” Subconnector
RXD 2 3 TXD
TXD 3 2 RXD
GND 5 5 GND
RTS 7 7 RTS
CTS 8 8 CTS
Courtesy of NationalSwitchgear.com