Справочник Пользователя для Hanna Instruments hi 931402

4

OFF

°C

ON

MR

°C

MEM

RANGE

CFM

COMM

CAL

HI 931402
MICROPROCESSOR
pH METER

CFM

Confirm when ready

/

Select buffer 2 value

CFM

Confirm when ready

/

Select buffer 1 value

CAL

Start calibration

pH calibration procedure

RANGE Select pH or ORP measurement

COMM

For RS232 configuration

MR

Recall previous stored data

MEM

For storing display result

Function

ins rum n s

1

2

3 4

5

6 7

8

9

10

°C

1

2

pH

pH

mV

CAL

MEM

NOT READY

CFM WRONG

BUF

1 2 3

4

5

6

7

COMBINATION

pH

ELECTRODE

REFERENCE
ELECTRODE

TEMPERATURE

PROBE

RESET

RS-232

DSR

RXD

TXD

DTR

GND

ooooo

oooo

5

1

9

6

ooooo

oooo

1. BNC Connector
2. Reference Electrode Connector (Ø 0.08")
3. Reference Electrode Connector (Ø 4 mm)
4. Temperature Probe Connector
5. Reset Button
6. RS 232C Connector
7. DC Power Socket (for HI  710005 or

HI  710006)

1. Liquid Crystal Display
2. MEM key to store a value in memory
3. MR key to recall the stored value
4. CAL key to enter and exit the calibration mode
5. CFM key to confirm calibration values
6. RANGE key to select the measurement range
7. COMM key to set the baud rate
8.

↑↑↑↑↑

°C  and 

↓↓↓↓↓

°C keys to manually set tempera-

ture and to select pH buffer values

9. ON to turn the meter on
10. OFF key to turn the meter off