Model 464 Electronic Pump Controller

Manufacturer: Solinst
Part Number: 464
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The 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 faster purge rates and precise low flow control to ensure a representative sample at 100 ml/min or less when sampling for VOCs (Volatile Organic Compounds).  These convenient Pump Control Units are rugged, dependable and suitable for all environments.  They are supplied with the drive and supply lines.  Quick-connect fittings allow instant attachment to dedicated well caps, portable reel units and to an air compressor or compressed gas source.


(Unit is available in 125 psi and 250 psi.)

Operating Temperature:-20ºC to 50ºC

Weight:                          5 lbs (2.3 Kg)          7.8 lbs (3.5 Kg)

Dimensions: 9.1 x 10.2 x 4.9” (23 x 26 x 12 cm)

Drive/Vent Time Range: 1-999 seconds

Maximum Site Name Length: 16 characters (upper or lowercase and numeric)

Memory Capacity: 99 user flow rates in non-volatile FRAM 3 preset in Flash

Battery Life: 40,000 drive/vent cycles @ 25ºC from 4 AA alkaline batteries (100 hours based on 10 second drive/vent cycles)

Maximum Output Pressure: 125 psi (861 KPa), 250 psi (1724 KPa)

Maximum Input Pressure: 150 psi (1034 KPa), 300 psi (2068 KPa)