HBM PX401, Operating Manual

Page: 150 / 552

Startup
150
A4354-2.2 HBM: public
PMX
A measured value is invalid and is correspondingly
identified as such when:
- The amplifier input range is exceeded
- A calibration is ongoing
- The factory calibration is faulty
- TEDS is used in the setting, if present, and the
setting stored in TEDS cannot be implemented (e.g.
incorrect transducer model, measuring range not
present, invalid filter value, etc.)
- The TEDS content cannot be read correctly or no
TEDS is present even though TEDS needs to be
set
Digital inputs
Must be switched to +Ub (PLC logic). An open input will
be detected as LOW by the internal Pull­Down
resistance.