EUTECH INSTRUMENTS ALPHA PH1000 PHORP CONTROLLERTRANSMITTER Instrukcja Obsługi Pobierz pdf (Strona 11)

4 OVERVIEW

4.1 Keypad and Display

4.1.1 Keypad

• Perform rapid 2-point calibration

• Allows entry to Set up mode

• Select individual functions within the function group of Set up mode

• Store input data in the Set up mode

• Start calibration in the calibration mode

• Select various function groups in the Set up mode.

• Set parameters and numerical values in sub functions of Set up mode

If pressed continuously, the setting speed increases

• Return to the Measurement mode when both keys are pressed together

• Switch beween AUTO and MANUAL relay operation mode

• Display limit set-point values for the switch contacts in AUTO relay operation

mode

• Switch between RELAY A and RELAY B in MANUAL relay operation mode

4.1.2 Display

The LCD display features two numerical displays that show status messages and measured

values for easy, quick reference. The display provides short-text information for setting

parameters and configuration.

7.00

25.0

°C

ATC

CONMEAS CALSETUP

READY

HOLD

ERR

• MEAS: Measurement mode

• SETUP: Set-up mode of function groups

• CAL: Calibration mode of pH/ORP and temperature

• READY: Comes on after a successful calibration

• HOLD: Relay position and current output are frozen

• ATC: Comes on in the ATC mode. Disappears in the

Manual temperature Compensation mode.

• “ATC” flashes if the temperature probe is faulty in its ATC

mode

• ERR: Error or alarm indicator

• Display for RELAY A/B. Green LED indicates measured value within limit

while RED LED indicates measured value outside limit.

• Alarm display if limit value overshoot or the ATC probe fails;with ERR

annunciator appears on the display. Wash display if cleaning cycle is on.

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EUTECH INSTRUMENTS ALPHA PH1000 PHORP CONTROLLERTRANSMITTER Instrukcja Obsługi Strona 11