RS-232 Transmit and Receive Comammand Summary
1.Control letter should use Capital Letter. Baud rate: 1200
Parity check: EVEN
Data bits: 7
Stop bits: 1
"A" Activate data transmission "B" Stop data transmission "C" °C/°F Key
"D" " 
" Key "E" HOLD Key "F" TYPE Key
"G" MIN/MAX Key "H" Exit record mode
"I " T1 Key "J" T2 Key "K"
"M" Hi/Lo LIMITS Key
"P" Turn off power of meter
2.If you write you own program, the host computer must send the "A" letter to activate data transmission.
3.If you should stop data transmission the host computer must send the "B" letter to extend battery life.
4.Communication Parameters
12