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19
NISE 50 and NISE 50W User Manual
Chapter 2: Jumpers and Connectors
External I/O Interfaces - Rear Panel
24V DC Power Input
Connector location: CN11
COM 1 Port (RS232)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: COM3
Pin
Definition
Pin
Definition
1
COM1_DCD#_R
2
COM1_RXD_R
3
COM1_TXD_R
4
COM1_DTR#_R
5
GND
6
COM1_DSR#_R
7
COM1_RTS#_R
8
COM1_CTS#_R
9
COM1_RI#_T
MH1
CHASIS_GNDR2
MH2
CHASIS_GNDR1
1
6
5
9
+
1
3
Pin
Definition
1
VIN_1
2
VIN_VSS
3
R_GND