Model

Sension 3

Range

pH: -2.000 to 19.999

mV: 2000 mV

Temperature: -10 to 110 ˚C

Resolution

pH: 0.1; 0.01; 0.001 (selectable)

mV: 0.1 mV

Temperature: 0.1 ˚C

Accuracy

pH: ±0.002

mV: ±0.2 mV or ?0.05% of reading

(whichever is greater)

Temperature: ±1.0 ˚C

Output

One-way RS232

Inputs

(1) BNC; (1) 5-pin connector; (1) 2mm single-pin reference adapter

Power Requirements

Line power from 110 to 220 Vac line power adapter

Input Impedance

> 10¹² Ohms

Buffer Recognition

Auto; 4.01, 6.86, 7.00, 10.01; or manual input

Display

Custom LCD

Calibration Points

pH: 1, 2 or 3 (1 uses previous calibration slope and adjusts offset; 2 and 3 create new slope)

Calibration Review

User-activated; shows last calibration slope, date and time, buffers/standards used and mV in each

Serial Data Output

RS232, recall 99-point memory

Dimensions

21.2 x 8.7 x 4.2 cm (8.35 x 3.43 x 1.65")