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Reference Manual
00809-0100-3550
1
Sensor readiness
1.1
Storage and handling
Store the sensors attached to the single-use bioreactor until needed.
WARNING
Do not allow sensors to freeze or go below 39 °F (4° C).
Disposal
If the sensors have been contaminated, decontaminate prior to disposal. Please dispose
with other electrical and electronic waste per local guidelines. Declarations of Conformity
can be found at the end of this manual.
1.2
Specifications
Table 1-1: Rosemount
Specifications
Operating temperature range
Pressure range
pH range
Sensor drift
Initial one-point standardization accuracy using
internal sensor buffer
Shelf life
Measuring method
Potentiometry
Wetted materials
Body material
pH electrode
O-ring
Operations parameters
Process connection
Reference Manual
™
550pH Sensor Specifications
Materials and units
39 to 104 °F (4 to 40 °C)
0 to 30 Psig (0 to 2 bar)
2 to 12
Less than 0.005 pH drift per day in laboratory
conditions
Less than ±0.1 pH at pH 7
2 years at 77 °F (25 °C), expiration date on
sensor label
pH glass electrode and double-junction
reference electrode
ULTEM
Proprietary glass formulation
EPDM (USP Class VI)
1-in. barb fitting
Sensor readiness
™
/PEI (USP Class VI)
March 2019
5
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