43
12 Maintenance
12.1 Trouble-shooting
Error/fault Possible cause Remedy
Display: none no supply voltage switch on supply
instrument faulty send instrument to supplier for
repair
Display: overrange,
excessive pressure
bring pressure back to within
range, or adjust range
Display: underrange,
pressure too low
bring pressure back to within
range, or adjust range
Display: pressure can no longer be
measured; overrange, excessive
pressure
bring pressure back to within
range, or use instrument with a
wider nominal range
instrument faulty send instrument back to the
supplier for repair
Display: pressure can no longer be
measured; overrange, pressure
too low.
bring pressure back to within
range, or use instrument with a
wider nominal range
instrument faulty send instrument to supplier for
repair
Display: an error in the electronics was
detected during the last self-test
send instrument to supplier for
repair
Display: temperature probe faulty send instrument to supplier for
repair
Display: span too small increase span
(at least 5%)
➩
"Measurement start, blind set-
ting", page 38.
instrument faulty send instrument to supplier for
repair