Solinst Model 464 Electronic Pneumatic Pump Control Unit PIDs It features large buttons for

It features large buttons for easy use

and toxic gases

rugged instrument and probe construction

the GilAir Plus can perform both high-flow constant pressure and constant flow (450-5

Solinst Model 464 Electronic Pneumatic Pump Control Unit PIDs It features large buttons forThe Model 464 Electronic Control Unit is available in 125 psi or 250 psi versions, and uses 4 AA alkaline batteries that last up to 100 hours of normal use. These Controllers can also be operated manually, using only a compressed gas source. The 464 Electronic Pump Control Unit has automatic preset sample modes from low through high flow settings. In addition, up to 99 user created flow rates can be saved in FRAM memory. The Pump Control Unit allows