Model 44-157, 44-159, 44-159-1, 44-162
Gamma Pipe Monitors
Ludlum Measurements, Inc.
Page 6
September 2016
Safety Considerations
E
NVIRONMENTAL
C
ONDITIONS FOR
N
ORMAL
U
SE
1.
Indoor or outdoor use (in a dry environment)
2.
No maximum altitude
3.
Temperature range of -20 to 50
°C (5 to 122 °F); May be
certified for operation from -40 to 65 °C (-40 to 150
°F).
4.
Maximum relative humidity of less than 95% (non-
condensing)
5.
Pollution Degree 3 (as defined by IEC 664)
(Occurs when conductive pollution or dry nonconductive
pollution becomes conductive due to condensation. This is
typical of industrial or construction sites.)
C
LEANING
I
NSTRUCTIONS AND
P
RECAUTIONS
The detector may be cleaned externally with a damp cloth,
using only water as the wetting agent. Do not immerse the
instrument in any liquid. Observe the following precautions
when cleaning:
1.
Turn the instrument electronics OFF.
2.
Allow the instrument to sit for one minute.
3.
Disconnect the detector cable before cleaning the
detector.
