Operating Manual PG11 / PGE11 Page 5
1 Product Description and detection principle
PG11 is an explosion proof rugged Optical Gas Detector for the detection of flammable gases and CO
2
. The
detector comes calibrated for life from the factory and requires very little effort to install and maintain.
The PG11 is built for long maintenance intervals in very demanding environments such as extreme
temperatures and tough vibrations. It has built in condition monitoring that enables better maintenance
planning and less risk of unplanned shutdowns.
In the figure below, the PG11 Optical Gas Detector has the following parts:
A. Multicolour indicator light.
B. Sapphire lens
C. Sapphire mirror with heating
D. Mounting leg.
E. Two entries for cable glands M20. On request 1/2”NPT, 3/4"NPT, and M25.
F. Cover terminal compartment.
G. Sign plates with certification details.
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