Endress+Hauser RMA 421 - Page 67

Parameter Setting up selections
Default
settings
Actual
setting
Power frequency
FREQ
Power supply frequency;
This is required in order
to eliminate any super-
imposed interference of
the power supply
frequency on the signal
measurement.
50 HZ 50Hz Power supply
60 HZ 60Hz Power supply
50 HZ
Test
TEST
Test function for diverse
hardware components;
These are activated after
the component is
activated.
OFF None
REL1 Relay 1 is energised
REL2 Relay 2 is energised
DISP All segments on the
numeric display and
all LEDs are activated
for approx. 5s:
OFF
Energised relay means
rest position (yellow LED
on), in fault alarm and set
point infringement the
relay is de-energised.
Once this address has been left the unit automatically switches to
OFF .
The red LED flashes during active test function!
Actual fault
AERR
Display address:
Display of actual fault
message.
Fault code see
chapter 7
E 000
Last fault
LERR
Display address:
Display of last fault
message.
Fault code see
chapter 7
E 000
Process transmitter
65