Rki-instruments RM-5000 Series Indicator/Alarm Unit Manual de usuario Pagina 52

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7 Maintenance 7-1. Maintenance intervals and items
RM-5000 - 52 -
7
Maintenance
The indicator/alarm unit is an important instrument for the purpose of safety.
To maintain the performance of the indicator/alarm unit and improve the reliability of safety, perform a
regular maintenance.
NOTE
To use the multi-unit case, also refer to the separate operating manual.
7-1. Maintenance intervals and items
Daily maintenance: Perform maintenance before beginning to work.
Monthly maintenance: Perform maintenance on the alarm circuit (alarm test) once a month.
Regular maintenance: Perform maintenance once or more for every six months to maintain the
performance as a safety unit.
Maintenance
item
Maintenance content
Daily
maintenance
Monthly
maintenance
Regular
maintenance
Power Supply
Check
Check that the power lamp lights up.
{ { {
Concentration
Display Check
Check that the concentration display value is
zero (or 20.9% on the oxygen deficiency
meter).
When the reading is incorrect, perform the zero
adjustment after ensuring that no other gases
exist around the detector head.
{ { {
Alarm Test
Inspect the alarm circuit by using the alarm test
function.
{ {
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