Bivocom TD210 Series, User Manual

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3.2.3 Terminal Block, Power Cable and Console Cable
Insert the terminal block to modem correctly.
1) Definition of Terminal Block Interface
PIN No. Signal
Name
Default Function Extended Function
1 PWR Power input anode NA
2 GND Power Ground NA
3 IO1 GPIO, able to check dry contact
signal and 3.3 V switch signal,
output 3.3V switch signal
Reserved RS232 RTS
and
TTL RX
4 IO2 GPIO, able to check dry contact
signal and 3.3 V switch signal,
output 3.3V switch signal
Reserved RS232 CTS
and
TTL TX
5 IO3 GPIO, able to check dry contact
signal and 3.3 V switch signal,
output 3.3V switch signal
Reserved RS232 DCD
6 IO4 GPIO, able to check dry contact
signal and 3.3 V switch signal,
output 3.3V switch signal
Customized pulse
output, pulse counter,
analog quantity input,
Reserved RS232 RI
7 IO5 GPIO, able to check dry contact
signal and 3.3 V switch signal,
output 3.3V switch signal
Customized pulse
output, pulse counter,
analog quantity input
8 GND Power Ground NA
9 RX RS232 Receive Data NA
10 TX RS232 Transfer Data NA
11 A RS485 anode Reserved RS232 DTR
12 B RS485 cathode Reserved RS232 DSR
2) Connect Power Cable and Console Cable
The interface of TD210 is industrial terminal block, we suggest you use 28-16AWG power
cable and console cable.
Definition of power cable and console cable in this package are as below