User Guide

Instruction Manual pH 500
- 7 -
4 DISPLAY AND KEYPAD FUNCTIONS
4.1 Display
The LCD has a primary and secondary display.
• The primary display shows the measured pH, mV or Relative mV value.
• The secondary display shows the measured temperature. In Calibration
mode, pH buffer values are displayed here; while measured mV values are
displayed in the ORP Calibration mode.
SETUP MEAS CAL
HOLD
pH
°C
READY
-.8.8.8
-1.8.8.8
ATC
pH
mV
ERR
123
4
5
6
7
8
9
10
1112
13
14
15
1. SETup mode indicator 6. Primary display
11. ERRor
indicator
2. MEASurement mode
indicator
7. Temperature indicator
12. Probe
indicator
3. CALibration indicator 8. pH buffer selection indicator
13. Buffer
indicator
4. mV indicator
9. Automatic Temperature
Compensation indicator
14. HOLD
indicator
5. pH indicator 10. Secondary display
15. READY
indicator