Flowserve NRA 1-3 - Manual (Page 19)

9
Operation, Alarm and Test
– continued –
Alarm messages
E
The alarm messages “Banking-up of condensate”, “Steam loss” and “Malfunction in electrode” (short
circuit, parting of cable) will be indicated in the particular operating mode by the LEDs  – 3 and the
output relay for the collective alarm is energized.
In addition, the seven-segment display shows the number of the faulty steam trap (C.xx). If more than
one steam trap are faulty the numbers are indicated one after the other.
Once the cause for the alarm is eliminated, the message is entered into the alarm list.
Fig. 7
Alarm list HIS
Use keys  and 3 to browse through the list. The respective alarm messages are indicated by the
associated LEDs  – 3. If you want to delete a list entry press and hold down the keys  and 3, the
message clr appears, the entry is deleted and the cursor goes to the next entry.
Alarm list, maintenance interval and test, mode 1 to 7
SYS /
y y y
Serial
poll
Key E
briefly →
← longer
HIS
Key E
briefly →
← longer
Display,
keys (),(3)
=
browse
Keys
() + (3)
longer →
← auto
clr
Keys
() ↓ (3) ↑
InT
Key E
briefly →
← longer
Display
Keys
() + (3)
longer →
← auto
clr
Keys
() ↓ (3) ↑
tSt
Key E
briefly →
← longer
Display
LEDs +
segments
Key E
briefly →
don
←
tSt