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Quick Start Guide
00825-0100-3372
Section 1: Specifications
1.1
Specifications
Table 1-1: Rosemount 372 HF resistant pH sensor specifications
Materials of construction
Ultem, Viton, glass, Kynar
Process connections
3/4 in. forward (insertion) and 1 in. reverse (submersion) MNPT
Insertion depth
2.2 in. to 8.3 in.
Measured range
0 to 12 pH (0-14 pH if no sodium ions are present)
Pressure range
-13 to 135 psig (6.9 to 1035 kPa abs)
Temperature range
-5 to 50 °C [23 to 122 °F] (100 °C [212 °F] if no fluoride ions are present)
Temperature compensation
Pt 100
Weight/shipping weight
0.4 kg/0.9 kg (1 lb/ 2 lb)
pH glass type
Hemispherical
Glass diameter
7.8mm
Glass impedance
Less than 400 M @ 25 °C
Acidic error
Less than .01 pH in 1.0M HCl @ 0.0pH
Reference type
Double junction with saturated KCL in cross-linked polymer
Specifications
Specifications
May 2019
1
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