Hanna-instruments HI 504 Instrukcja Użytkownika Pobierz pdf (Strona 5)

REAR PANEL

1. BNC Socket for pH or ORP electrode

2. Connection for Potential Matching Pin

3. Connection for electrode reference

4. Connections for Pt 100/Pt 1000 temperature sensor

5. Not Connected, for future use

6. Digital Transmitter input

7. HOLD input

8. Advanced Cleaning input (optional)

9. Power supply input

10. Alarm terminal

11. Relay 2 - second dosing terminal (optional)

12. Second analog output (optional)

13. Relay 1 - first dosing terminal

14. First analog output

15. HOLD output

16. Relay 4 - for Advanced Cleaning feature (optional)

17. Relay 3 - for Advanced Cleaning feature (optional)

18. RS485 output terminal

Unplug the meter before starting any electrical connections.

Disconnect the Potential Matching Pin when setup item I.04=”OFF”

FUNCTIONAL DESCRIPTION

FRONT PANEL

1. Liquid Crystal Display

2. LCD key enters and exits the event scrolling mode. During pH

calibration, alternately displays pH buffer value or current

temperature

3. SETUP key enters and exits setup mode

4. CAL DATA key last calibration data viewing (enters and exits)

5. CAL key initiates and exits calibration mode

6. æ key increases the blinking digit/letter by one when selecting a

parameter. Advances forward while in last calibration data

viewing mode or event scrolling mode. Increases the tem-

perature setting when temperature probe is not inserted

7.  key decreases the blinking digit/letter by one when selecting a

parameter. Reverts backward while in last calibration data

viewing mode or event scrolling mode. Decreases the

temperature setting when temperature probe is not inserted

8.  key moves to the next digit/letter (circular buffer) when select-

ing a parameter. Same as æ key during last calibration

data viewing mode. Move to the next piece of information

for the current event while in event scrolling mode

9. CFM key confirms current choice (and skips to the next item) ENTER

10. LEDs Relay’s 1, 2, 3, 4 activation

11. LEDs Controller Status, alarm activation

1 2 3 4 5 6 7 8 9 10 ... 58 59

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