ENMET PGD2 - Manual (Page 15)

ENMET Corporation PGD2
12
6.12 Set LCD Contrast
The visual contrast of the 2 line by 16-character liquid crystal display can be adjusted via the menu button (Section 6.5).
From the menu the user is prompted to press the up arrow key: -
Sequential operation of the up arrow key, or holding it down, varies the contrast. The right arrow key varies the contrast in the opposite
direction. This function is cyclic.
6.13 PGD Serial No.
The serial number of the instrument may be viewed via the menu button (Section 6.5).
The serial number given should correspond with that shown on the rear cover nameplate.
Display format :-
Also see section 6.20 for details of the user identification facility available for use with the Serial No.
6.14 Alarm Accept
The instruments’ alarm condition is indicated by the red lens section flashing once per second together with a continual audible sound.
For the gas causing the alarm, the display alternates between the measured level and a blank reading.
For example, for an LEL alarm: -
An alarm condition can be accepted by pressing the accept button on the top panel of the instrument:-
Note: An alarm condition can only be muted when the sensor readings have returned to within the non-alarm level/s.
6.15 Low Battery Alarm
A low battery condition is indicated as below and is accompanied by an audible and visual alarm:-
When a low battery condition arises the instrument can no longer be used and must be re-charged. See section 0 for further details.
It is important to ensure that before the instrument is used that there will be adequate battery life to cover the period for which the
instrument is required.
6.16 Display Backlight
Pressing the backlight button on the top panel of the instrument illuminates the display: -
The backlight will remain illuminated for 10 seconds or until the button is released. This time can be increased up to a maximum of 60
seconds using the PGD2 Interface Unit in conjunction with a PC running the configuration software supplied by Status Scientific
Controls.
Note that continued use of the backlight facility will reduce the instrument operating time.
SET LCD CONTRAST
PRESS [ ] KEY
PGD SERIAL No.
SSC 16105
H
2
S 0.0
▐
LEL 23
CO 0
▐
O
2
20.9
H
2
S 0.0
▐
LEL
CO 0
▐
O
2
20.9
LOW BATTERY