Environment
 
    Chart Recorder
LS45767-00

Chart Recorder

  • Long-term unattended operations
  • Low power usage
  • Ideal in areas with high lightning potential

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The Stevens Type F Chart Recorder is a portable recorder that provides a continuous water or tank level record in graphical format.

The Type F is used either as a primary device or as a very reliable backup instrument to record water or tank level. A single chart can provide up to 32 days of continuous level recording.
The Type F chart recorder's real-time graph shows the water level against a record of time. The range of chartable water level is limited only by the length of the float line and float size. The Type F is often used simultaneously with electronic data loggers. The Stevens A/F Encoder or SDI-12 Encoder can easily by attached directly to the Type F to transmit water level measurement to a data logger or used for transmission of water level or flow information.

  • A true real-time, immediate charted measurement
  • Long-term unattended operations
  • Low power usage
  • Portable
  • Highly accurate and permanently records the varying levels of any liquid surface without electronic processing
  • Easy to install and maintain
  • Ideal in areas with high lightning potential

 

Inches (cm) Per DayChart LifeValue of Smallest Chart Division
0.3 (0.76)32 days8 hours
0.6 (1.5)16 days4 hours
1.2 (3.05)8 days2 hours
2.4 (6.1)4 days1 hour
4.8 (12.2)2 days30 minutes
9.6 (24.4)1 day15 minutes
19.2 (48.8)12 hours7.5 minutes
Accuracy

0.01 foot (3 mm) at 1:1 scale using 5 inch (127 mm) diameter float
0.002 foot (0.6 mm) using a large enough float

Power

Quartz multi-speed timer with eight “D” cell batteries or 6 to 14 VDC external supply

Height

10 in. (254 mm) with cover closed

Length

14.25 in. (362 mm) not including pulley

Width

9.5 in. (241 mm)

Weight

25 lbs (11.33 kg) approx.