COM Port Pinout Assignments
COM Port Pinout Assignments
The COM port is a serial communications port for local access to Local Management.
Refer to Table
Table A-3 COM Port Pin Assignments
Pin
1
2
3
4
5
6
7
8
Regulatory Compliance
The 7G4285‐49 and 7G4205‐72 meet the safety and electromagnetic compatibility (EMC)
requirements listed in Table
Table A-4 Compliance Standards
Regulatory Compliance
Safety
Electromagnetic Compatibility (EMC)
A-4 Specifications
A‐3 for the COM port pin assignments.
Signal Name
Transmit Data (XMT)
Clear to Send (CTS)
Data Set Ready (DSR)
Receive Data (RCV)
Signal Ground (GND)
Request to Send (RTS)
Data Terminal Ready (DTR)
Data Carrier Detect (DCD)
A‐4:
Input/Output
Output
Input
Input
Input
NA
Output
Output
Input
Standards
UL 60950, CSA C22.2 No. 60950, 2006/95/EC, EN
60950, IEC 60950, EN 60825, 21 CFR 1040.10.
47 CFR Parts 2 and 15, CSA C108.8, 2004/108/EC, EN
55022, EN 61000-3-2, EN 61000-3-3, EN 55024, AS/
NZS CISPR 22, VCCI V-3.