Herth+Buss 95980019, Руководство по эксплуатации

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Operating Instruction 95980019
25
EN
5. Device: Commissioning and operation
5.1 Device: Display and control elements
"SET button" – Multiple function button
1. Acoustic signal: ON/OFF (press briefly)
2. If LEL (lower explosion limit, detected
concentration > 4 %) is displayed:
Clear LEL (press briefly)
3. Set background concentration to 0 ppm
(press and hold)
"ON/OFF button" –
Multiple function button
1. Display background
illumination and/or
front LED:
ON/OFF (press briefly)
2. Gas detector:
ON/OFF (press and hold)
LC display
for gas concentration values
(in ppm or vol %),
status and error messages
Charging socket
Gas sensor with flexible
sensor extension
LED (operating status display)
After switching the device on
briefly illuminates yellow
flashes green (during heat-up phase)