GMI V!SA Manual De Instrucciones página 91

V!SA - Operating Instructions
Display Backlight On / Off
Press green (RH) button once to switch screen backlight on. It remains
on for 20 seconds then automatically switches off.
Alarms Reset / Acknowledge
Once in a safe gas free area, or the gas reading has returned within preset
limits, press and hold green (RH) button to silence / mute the alarm
sounder and extinguish gas LED's.
View Max / Min Recorded Values Since Switch On
While normal operating screen is displayed, press green (RH) button
once to switch screen backlight on. While screen backlight is on, press
green (RH) button again to view max values. Press green (RH) button
again to view min values.
To remove readings from memory, press and hold green (RH) button
for two (2) seconds if the instrument is clear of all alarms. This will return
instrument to normal operating display.
Remote Sampling (pumped instruments)
Press and hold green (RH) button to start pump at low speed (assisted
diffusion for reactive gases). Press and hold green (RH) button again
and the pump will run at normal speed (for remote sampling).
When the pump is running, a pump symbol rotates in the display.
Switch OFF
Press and hold both yellow Left Hand (LH) button and green (RH)
button , for 3 seconds, to switch instrument Off.
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