Enmet SE-5175 Manual do Utilizador descarregar pdf (Página 4)

SE-5175 ENMET Corporation

2.0 Components of the SE-5175

2.1 SE-5175 elements

See Figure 1 for location of elements:

Feature Description

Enclosure

A fiberglass-reinforced polyester 5 x 4 x 3, with a detachable front cover.

Four holes for mounting the enclosure to a vertical surface. Located at the corners of the

bottom of the enclosure. See Figure 3

Front Cover

Detachable front cover of SE-5175 with Display Panel. See Section 2.2 and Figure 1

There are 4 Screws that hold the front cover in place.

2.2 SE-5175 Operational Features

The Display Panel is attached to the enclosure cover and is released by unscrewing the 4 screws located in the corners. After

releasing the screws and lifting the cover and exposing the interior of the enclosure, see section 3.0 for installation and wiring

instructions.

See Figure 1 for location of features.

Feature Description

Display

A single line, 8 character LCD with backlight. Indicates the level of gas detected by sensor.

The numerical value of gas concentration and other information is displayed.

Visual Indicators and

Alarms

LED indicators:

Power / Fault Indicator LED, Green / Red

Alarm (3) Indicator LED, Red

Membrane Switches

2 Pushbutton Switches on front panel control the instrument maintenance functions. The

pushbutton switch locations are indicated by:

ENU

↓: Advances the instrument display through operation information and maintenance

menus

ELECT

: Disables audio alarm temporally and

Selects the maintenance menu operations such as, Zero, Span, Exit menu or sets

proper calibration values for Zero or Span

See Section 4.0 and 5.0 for operational and maintenance flow charts.

Three alarm points are preprogrammed into the SE-5175. At each alarm point, an LED on the front panel is activated. These

internal alarm settings are independent of the 4-20mA output alarm values that can be set at a controller.

Figure 1: External SE-5175 Features

Select

Display

Strain Relief

Visual In

dicators:

Alarm1, Alarm2, Alarm3

Sensor

Pushbutton Switches

Visual Indicator

Power/Fault

Front Cover

Retaining Screws

4 places

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

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