Feature

●Calibrate pen arrays to a 15-minute time lag between static and differential on the Zero Line of a 24 hour chart
●Optimal chart paper thickness prevents curling
●Welker Slot designed for use with automatic chart changers
●Scale reads 0 to 20,000
●1 year warranty


Description

Use with American and Barton chart recorders

• Get exacting performance that meets American Gas Association (AGA) standards