Vaisala PTU200 - Manual (Page 27)

C HAPTER 4_____________________________________________________________C OMMISSIONING
V AISALA _________________________________________________________________________ 23
T ABLE 4-1 Summarized settings of the dip switch S1.
SW1 OFF not used
SW2 OFF
ON external power control OFF (TTL: 0 VDC)
external power control ON (TTL: 5 VDC
SW3 OFF not used
SW4 OFF
ON memory write DISABLE
memory write ENABLE
SW5 OFF not used
SW6 OFF not used
SW7 OFF not used
SW8 OFF
ON factory settings OFF / user settings ON
factory settings ON (9600, E, 7, 1, F)