Enmet SE-5175 Manual do Utilizador descarregar pdf (Página 6)

SE-5175 ENMET Corporation

3.0 Installation

The SE-5175 sensor/transmitter detects gas only at the sensor location.

OTE

: Sensor Location

Gases have different densities. Some are heavier than air and concentrate at the bottom of a space. Some are lighter than air

and gather at the top. Consider the density of the gas you want the sensor to detect when you install the sensor. Some

examples are given below.

Heavier than Air Gas

Sensor Location

Hydrogen sulfide Interior wall; 18-24" from floor.

• D

locate directly above or beside gas appliances (ovens,

heaters).

•

Avoid locating anywhere near a vent or window or near an outside

doorway.

Lighter than Air Gas

Sensor Location

Ammonia

Near ceiling.

• D

locate directly above appliances where it is subject to

direct exposure to heat or steam.

Hydrogen

Same Density as Air Gas

Sensor Location

Carbon Monoxide 4-6 feet above the (generally uniform) floor.

• D

locate in direct air currents of windows, doors, or vents.

If you have a question involving the location of a unit or sensor, please contact your distributor or ENMET personnel. A

technician will analyze the question and recommend a location.

3.1 Mounting SE-5175

Mount the SE-5175 instrument on an appropriate vertical surface, using the mounting holes provided. Avoid areas with

excessive vibration or temperature extremes. The holes in the bottom of the enclosure are 0.18 inch in diameter and form a

4.09″ square. See Figure 3

Dimensions are in inches.

Figure 3: Mounting SE-5175

Side View

Mounting Holes

R .128, 4 places

1 2 3 4 5 6 7 8 9 10 11 ... 19 20

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