Appendix M: Touch RAM
Page M-10 Lasair II Particle Counter Operations Manual
• TouchRAM Adaptors – A set of adaptors that allow the cable on the end of the
wand to be plugged into the Lasair II particle counter’s RS-232 outlet. The cable
provides power to the TouchRAM wand and also carries data from the wand to
the Lasair II particle counter (or vice versa).
• 9-pin Null Modem (Commonly available at electronic equipment stores.)
• 9-pin Gender Changer (Commonly available at electronic equipment stores.)
• Universal, 1-wire, comport adaptor (Purchase from third-party vendor.)
This adaptor is available from:
➢ Dallas Semiconductor – Part No. DS9097U-9
➢ Maxim/Dallas – Part No. DS9097U-S09
➢ Newark.Com