Dinel ULM-53 series Instrukcja obsługi - Strona 11

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9. s

UP ElEmENTs

Button "DOWN"

• Set-up mode access

• Direct set-up to value 4 mA (0 V)

• Decreasing of values by predefined pitch

Button "UP"

• Set-up mode access

• Direct set-up to value 20 mA (10 V)

• Increasing of values by predefined pitch

LED indicator "STATE"

• Signalling of measuring mode

LED indicator "MENU"

• Signalling of set-up mode access

10. s

TaTUs aNd failUrE sigNalizaTiON

LED

Color

"STATE"

Green

„MENU"

Yellow

ULM–53

Function

Slow flashing (1 ... 2 s, depends on the measuring interval) – reception of

reflected signal (echo) from the measured level. Correct function.

Fast blinks – the measured value is in "dead zone" of the level meter, or the

ultrasonic transmitter is polluted.

Dark – no echo reflection. Wrong medium type or incorrect installation

(malfunction).

Slow blinks – signalization setting limit 4 mA (0 V).

Fast blinks – signalization setting limit 20 mA (10 V).

Three short blinks – signalization factory default setting

Connector

Safety screw

Ultrasonic transmitter

Fig. 17: Full view of ultrasonic level meter

Button "DOWN"

Button "UP"

LED indicator "MENU"

LED indicator "STATE"