The Model M is a portable dual-channel strip chart recorder that uses acoustics to obtain the distance to the liquid level in the casing annulus of a well. The device consists of a microprocessor controlled, dual channel amplifier / recorder and a gun/microphone wellhead attachment.

SPECS:

• 5' Microphone to Amplifier Cable
• 110/220 VAC Automatic Battery Charger
• 12 VDC Automobile Cigarette Lighter Power Cord
• 11 Point Dividers
• 10 Rolls of Paper
• 200 PSI Gauge with Quick Connector
• Set of O-Rings / Misc Parts
• Comprehensive Operating Manual
• 5 lb. CO2 or N2 cylinder unless other option requested
• Hose and Filler Connector Supplied for CO2 and N2 Cylinders