Model: MTS200 (1U)
Doc. Ref. no. : - m08/om/201
Issue no.: 03
Page 35 of 195
User’s Manual
Table 7-4 COM1 terminal RS-232/RS-485 Configuration
7.3 COM2 terminal RS232 / RS485 output configurations:
COM2 terminal provides serial based T-format, NGTS time frame at every minute once after unit boots.
This terminal is also used for GPS configuration. COM2 terminal can be configured for RS-232 electrical
standard or RS-485 electrical standard based communication. A COM2 terminal is configured as RS-232
output as factory default. CN16 and CN18 jumpers on main board of unit are used to change the
configuration between RS232 to RS485 standard. Please refer below table showing the jumpers position
required for RS232 and RS485 configuration.
Table 7-5 COM2 terminal RS-232/RS-485 Configuration
RS-232 Configuration:
RS-485 Configuration:
3
2
1
CN12
RS232
3
2
1
CN13
RS232
3
2
1
CN12
RS485
3
2
1
CN13
RS485
RS-232 Configuration:
RS-485 Configuration:
CN17
1
2
3
RS232
CN15
1
2
3
RS232
CN17
1
2
3
RS485
CN15
1
2
3
RS485
