User Interface Overview
Configure the Gas Detector • 15
5
Configure the
Gas Detector
5.1.
User Interface
Overview
The gas detector is configured through the built-in
menu system. Once mounting is complete, attach the
gas detector to the base and apply power.
Figure 5-1
- The User Interface of the MRLDS-250
The user interface consists of four pushbuttons, a
4-digit LED numeric display, and a power LED. The
four buttons allow the gas detector to be adjusted
based on a parameter list shown below. Button
functions are listed in
Table 5-1
.
Table 5-1
- Button Functionality
Button
Description
Used to access the parameter list.
Used to back up one level without
writing to memory when the
parameter list is active. Used to
mute the audible alarm for the
time period configured in
parameter
P.-12
.
Used to increment the value or
parameter displayed.
Used to decrement the value or
parameter displayed.
When pressed together and held
for five seconds, this key
combination manually zeros the
gas detector.
Saves the currently displayed
parameter to memory.
5.2.
Setting Parameters
5.2.1.
Overview
Press and hold the information button for five seconds
to activate the parameter list:
Each parameter is shown in turn by using the UP or
DOWN buttons. The parameter is shown as P.-XX,
with XX being the parameter value. Pressing Enter
while a parameter is displayed allows the attributes of
the parameter to be set. Each Parameter has its own
attributes, as shown in the following table. Set the
attributes as desired, and then press Enter to save the
setting.
5.2.2.
Configuration
Parameters
Parameter
Description
Maintenance Mode
Sets gas detector to offline
mode for 30 minutes.
00 Gas detector is online,
with normal response to its
surroundings
(default)
.
01 Gas detector is offline,
and suppresses all outputs.
Display reads
oFFL
(offline)
during 30-minute timeout.
Table 5-2
- Parameter Numbers, Names, and
Descriptions
Button
Description
Table 5-1
- Button Functionality
