TM 75053
ML77
EL75043TM36
Figure 36. Thermograph M L - 7 7 .
Graduations:
1. NOMENCLATURE: Thermograph ML77.
Temperature _ _ _ _ 1 F , division labeled
2. TYPE CLASSIFICATION: Standard A.
at 10 intervals.
Time
_ _ _ _ _ _ 2-hr interval divi-
3. SECURITY REQUIREMENTS: Unclassified.
sions.
4. PRIMARY USE OR CONCEPT OF EMPLOYMENT:
Clock, running time _ _ _ _ _ 8 days (each wind-
Used to continuously record ambient temperature.
ing).
Speed of recording cylinder _ _ 1 revolution/day or
5. BRIEF FUNCTIONAL DESCRIPTION:
1 revolution/week.
Thermograph ML77 is a portable instrument which
provides a means for automatically and continuously
Dimensions _ _ _ _ _ _ _ 14 in. long, 5 5/8 in.
wide, 9 9/16 in. high.
sensing and recording of surface atmospheric temperature
over a period of either 1 day or 1 week. The LML77 re-
7 . MAJOR COMPONENTS:
cords on a chart ambient temperatures within the ranges
Clock ML79.
of 50 F. to + 80 F. and 20 F. to +110 F. depend-
Pen.
ing on the adjustment and the chart used.
6. TECHNICAL CHARACTERISTICS:
8. SET, SYSTEM, FACILITY, AND CONFIGURATION
Charts:
APPLICATIONS:
Range:
This unit is used independently.
Thermograph Chart 50 to + 80 F.
ML234.
9. ADDITIONAL EQUIPMENT REQUIRED AND
Thermograph Chart 20 to + 110 F.
ML235.
AUXILIARY EQUIPMENT: None.
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