Data And Event Logging - Linde G-TECTA SG Operating Manual

Alarm Sounder Mute
The G-TECTA SG sounder can be set to mute for
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level 1 alarms only; pressing the mode button
during an alarm condition will silence the sounder
and stop the vibrating alarm. The alarm LEDs will
continue to flash.
Alarm Sounder Tone
Different distinctive tones can be selected for each
alarm condition. This optional feature can assist the
operator to ascertain the level of hazard.
WARNING
 This feature should only be set
following extensive instrument user training.
Data & Event Logging
The G-TECTA SG instrument records both gas
®
data and events. The logs can be accessed and
downloaded by using the G-TECTA
PC interface and by using G-TECTA
Data is recorded in 1 minute intervals (the intervals
can be adjusted using the PC software). The data log
can record 900 hours of data at 1 minute intervals.
G-TECTA SG also records the time and date for a
®
number of operating and diagnostic events including:
• Switch on and switch off
• Level 1, Level 2 and Time Weighted Average
Alarms (TWA) – alarm on, alarm off and peak
gas levels during the alarm
• Zero, calibration and gas testing – success or failure
• Flammable sensor alarms – on and off
• The battery condition – switch on, switch off,
while the instrument is operating, and certain
configuration changes are also logged
• The Event log can record over 4800 events
Batteries
Rechargeable Batteries
The re-chargeable batteries in the G-TECTA
Li-Ion batteries. The batteries will re-charge in less
than 6 hours when fully discharged. The battery life
is 12+ hours for flammable gas sensor instruments.
SG charger with
®
PC software.
®
SG are
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G-TECTA SG Battery Chargers
®
There are 4 battery charger options for the
G-TECTA SG instrument. The standard battery
®
charger is a single drop in charger cradle with
a power lead. Optional charger units include;
single drop in charger cradle with integral
PC interface, a 12 V vehicle charger, and a
5 instrument multi-charger.
Note: The multi-charger unit does not have
a PC interface option.
The chargers are powered by a nominal 12 V
dc input. The multi-charger includes a universal
power supply. To ensure compliance with product
certification requirements, charging voltages must
be limited to less than 9 V.
WARNING
 Only re-charge the rechargeable
battery in a safe (non-hazardous) area and with a
Linde G-TECTA SG charger. Failure to comply could
®
invalidate safety certification and may result in
permanent damage to the instrument.
Charging the Batteries
1. Ensure you are in a safe
(non-hazardous) area.
2. Plug the charger power supply into a mains
socket and connect to the charger.
3. Switch off the G-TECTA
instrument into the charger in an upright
position with the screen facing outwards
(see diagram below).
LED red indicates
battery charging
LED off indicates
charging complete
UK
SG and place the
®
H S
2
Power
Supply
12V dc
9