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3-4-7 GAS OUTLET
This is a emitting outlet where the emitting gas and standard gas is outcome in the time of adding
the NOx.
3-4-8 OPTION
This is a terminal to be directly connected with a normal PC printer.
3-4-9 RS232 PORT
This is a communication terminal through which a PC can operate the
program.
3-4-10 POWER SWITCH
A power on/off terminal of this analyzer.
3-4-11 FUSE BOX
A fuse terminal which will prevent a damage from external voltage overflow.
3-4-12 POWER SOCKET
3-4-13 FAN
