Flowserve NRA 1-3 Bedienungsanleitung PDF herunterladen (Seite 19)

Operation, Alarm and Test – continued –

Alarm messages

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 1 – 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 1 and 3 to browse through the list. The respective alarm messages are indicated by the

associated LEDs 1 – 3. If you want to delete a list entry press and hold down the keys 1 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 (1),(3)

browse

Keys

(1) + (3)

longer →

← auto

clr

Keys

(1)

↓ (3) ↑

InT

Key E

brieﬂy →

← longer

Display

Keys

(1) + (3)

longer →

← auto

clr

Keys

(1)

↓ (3) ↑

tSt

Key E

brieﬂy →

← longer

Display

LEDs +

segments

Key E

brieﬂy →

don

←

tSt

1 2 ... 14 15 16 17 18 19 20 21 22 23 24

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