Enmet EX-5175-EC Manual do Utilizador descarregar pdf (Página 8)

EX-5175-EC ENMET Corporation

4.0 Operation of the EX-5175-EC

It is best to have the EX-5175-EC transmitters powered up and operational for 24 hours before applying calibration or test gas

to them.

4.1 Normal Display Mode

When the EX-5175-EC is installed as described in section 3, and in clean air, the POWER green LED is on, the display is lit

and the information on the display is measurement of the target gas detected by the EX-5175-EC.

The red alarm and fault

LEDs are not lit.

To advance through displays of operational information tap the magnet over the M

ENU

button.

OTE

Software revision may cause variations of display output.

See sequence of operational information below:

Display Measurement of the target gas

Tap the magnet over the M

ENU

button

Display indicates Alarm 1 Set point

Tap the magnet over the M

ENU

button

Display indicates Alarm 2 Set point

Tap the magnet over the M

ENU

button

No Function for the

ELECT

button

in this mode

Display indicates Alarm 3 Set point

Tap the magnet over the M

ENU

button

Display indicates mA Span range

(Full Scale)

Tap the magnet over the M

ENU

button

Display returns to gas measurement

Operational Display Flow Chart

4.1.1 Alarm Conditions EX-5175-EC

There are three alarm set points available. These alarm set points can be changed within limits; see the maintenance section of

this manual for the procedure.

If the gas concentration increases above that of the alarm set point, the associated red LED is lit.

0PPM

A1: 10

ELECT

ENU

A2: 20

ELECT

ENU

A3: 50

ELECT

ENU

mA: 100

ELECT

ENU

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

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