PH-705 pH meter

ELECTRICAL SPECIFICATIONS (23°C ±5°C)

Measurement

pH

mV

Temp. °C

Temp. °F

Range

0~14 pH

0~1999 mV

0~100°C

32~212°F

Resolution

0.01 pH

1 mV

0.1 °C

0.1 °F

Accuracy

± 0.01 pH + 1 c.

± 0.5% + 1 c.

± 0.8 °C

± 1.5 °F

GENERAL

Circuit:

custom one-chip of microprocessor LSI circuit

Display:

Dual function meter's display, 13 mm super large LCD display with contrast adjustment for best viewing angle

Measurement:

Input impedance:

10-12 ohms

Temp. compensation
for pH range:

Manual:0°C to 100°C adjusting by push button on front panel
Automatic: with the optional temp. probe, 0°C to 65°C

Calibration for pH range:

Built-in SLOPE (PH4) & CAL (PH7) calibration VR (multi-turns potentiometer) on front panel, high reliability

Data output:

RS-232C PC serial interface

Over input indication:

indication of "----"

Operating Environment:

0°C to 50°C (32°F to 122°F), < 80% RH

Power supply:

Heavy duty type, 006P DC 9V battery MN1604 (PP3)

Dimension:

180 x 72 x 32 mm

Weight:

270 gr.

Optional Accessories

CA-03

Carrying soft case

RS-232C cable

SW-U101-Win

Windows 95/98 software

PE-01

PH electrode (0-14 PH, 0~ 100 C )

PE-03

PH electrode (0-13 pH, 5~ 60 C)

PE-11

PH electrode (0-13 pH, 5~60 C)

TP-07

Temperature probe (0-60°C)