User Guide

6
FUNCTIONAL DESCRIPTION OF
HI 9624 & HI 96240
HI 96240
MICROCOMPUTER
pH METER
HI 9624
MICROCOMPUTER
pH METER
ON / OFFON / OFF
ALTALT
RANGERANGE TIMETIME CAL DATACAL DATA
CAL
CAL CFMCFM
pH
pH
°C
°C
55
77
66
88
1212
1111
1010
99
11
2
2
33
4
1. BNC socket for pH Electrode
2. RCA Socket for Temperature Probe
3. Socket for External Power Supply
4. Socket for RS232C connection cable (for
HI 96240 only)
5. Liquid Crystal Display
6. ON/OFF key, to turn the meter on or off
7. ALT, alternate function key
8. RANGE key, to select pH measurement
mode
9. CAL DATA key, to display last calibra-
tion data: date and time, offset and 2
slope values
10. TIME key, to display date and time
11. CFMÐ key, to confirm the calibration read-
ing and DOWN arrow key to scroll down
12. CALÏ key, to enter or exit calibration
mode and UP arrow key to scroll up