Acorn^® pH 5 Meter

pH, °C

-

3 points (pH 4.01, 7.00, 10.00)

-

-

-

Acorn^® pH 6 Meter

pH, mV, °C

-

3 points (pH 4.01, 7.00, 10.00)

-

-

-

Acorn^® Ion 5 Meter

Ion, mV

-

-

-

-

-

Acorn^® Ion 6 Meter

Ion, mV, pH, °C

-

3 points (pH 4.01, 7.00, 10.00)

-

-

-

pH 10 Economy Meter

pH, mV, °C

-

3 points (pH 4.01, 7.00, 10.01)

-

-

-

pH 100 Meter

pH, mV, relative mV, °C

Up to 16 sets with temperature

5 points (pH 1.68, 4.01, 7.01, 10.01, 12.45)

-

Yes

-

Waterproof pH 300 Meter

pH, mV, relative mV, °C

Up to 16 sets with temperature

5 points (pH 1.68, 4.01, 7.01, 10.01, 12.45)

-

-

Yes

Waterproof pH 310 Meter

pH, mV, relative mV, °F, °C

Up to 50 sets with temperature, date, and time

Up to 6 points, select from 3 sets (USA: 1.68, 4.00, 7.00, 10.00, 12.45; NIST: 1.68, 4.01, 6.86, 9.18, 12.45; DIN: 1.09, 2.06, 4.65, 6.79, 9.23, 12.75)

Yes

-

Yes

pH/CON 10 Meter

pH, Conductivity, °C

-

3 points (pH 4.01, 7.00, 10.00)

-

-

-

Waterproof pH/CON 10 Meter

pH, Conductivity, °C

-

3 points (pH 4.01, 7.00, 10.00)

-

-

Yes

Waterproof pH/CON 300 Meter

pH, Conductivity, TDS, °F, °C

Up to 16 sets with temperature

5 points (pH 1.68, 4.01, 7.01, 10.01, 12.45)

-

-

Yes

Waterproof pH/DO 300 Meter

pH, DO, °F, °C

Up to 16 sets with temperature

5 points (pH 1.68, 4.01, 7.01, 10.01, 12.45)

-

-

Yes

pH Transmitter

±0.05 pH

offset ±1 pH; slope 80 to 120%

asymmetrical (2-wire) or symmetrical (3-wire with potential matching pin)

4 to 20 mA

0.00 to 14.00 pH

ORP Transmitter

±3 mV

offset ±50 mV; slope 80 to 120%

asymmetrical (2-wire) or symmetrical (3-wire with potential matching pin)

4 to 20 mA

0 to 1000 mV

pH 100 Controller

on/off

LED, 3 digits

1/8 DIN

pH, mV, °C

two (high and low)

no

pH 200 Controller

on/off

scrolling 14-segment LED, four digit

1/8 DIN

pH, mV, °C

two (high and low)

no

pH 800 Controller

on/off

dual line LCD, 4-digit upper and 3 1/2 digit lower

1/4 DIN

pH, mV, °C

two (high and low)

no

pH 1000 Controller

on/off or proportional (selectable)

dual line LCD, 4-digit upper and 3 1/2 digit lower

1/4 DIN

pH, mV, °C

two (high and low)

yes