EUTECH INSTRUMENTS ALPHA PH1000 PHORP CONTROLLERTRANSMITTER Manuál s instrukcemi stáhnout pdf (Strana 27)

7.6.3 Selecting Alarm or Wash function

This function allows you to use the Alarm relay as Wash contact. The Wash contact is used in

combination with automatic cleaning systems. During the wash cycle, the analogue output is set

on hold.

1) Follow direction in 7.6.1 to enter Configuration mode.

2) Press the ENTER key until upper display shows “Alr” or

“CLn”.

3) Press the ▲ or ▼ key to choose the desired function.

4) Press the ENTER key to confirm your selection.

7.6.4 Selecting the alarm time lag if relay 3 has been set to Alarm mode

This parameter group lets you select a period of time before the alarm activates when your set

point has been overshot. You can select from 0 to 2000 seconds.

1) Follow directions in 7.6.1 to enter Configuration mode.

2) Press the ENTER key. Scroll with the ▲ or ▼ key until the

upper display shows a numerical value (in seconds) and the

lower display shows “AL.d”.

3) Press the ▲ or ▼ key to select how long of an alarm delay

(0 to 2000 seconds) you want.

4) Press the ENTER key to confirm your selection.

5) Proceed to 7.6.4 step 3, or return to Measurement mode by pressing the ▲ and ▼ keys

simultaneously (escape).

7.6.5 Selecting steady or pulse contact for the alarm relay

This parameter group lets you select whether the alarm contact will operate as a steady contact

or a fleeting (single pulse) contact. Pulse contact closing time is 1 second.

1) Follow directions in 7.6.1 to enter Configuration mode.

2) Press the ENTER key. Scroll with the ▲ and ▼ keys until the

upper display shows “Stdy” or “FLEt” and lower display shows

“AL.C.”.

- AL.C = alarm contact

- StdY = steady contact

- FLEt = fleeting (single pulse) contact

3) Press

the ▲ or ▼ key to select steady or pulse contact.

4) Press the ENTER key to confirm your selection.

5) Proceed to 7.6.5 step 3, or return to Measurement mode by

pressing the ▲ and ▼ keys simultaneously (escape).

SETUP

HO LD

SETUP

HO LD

SETUP

HO LD

SETUP

HO LD

Al.c

SETUP

HO LD

Al.c

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