Specifications

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MODEL 30 pH/DO SECTION 7.0
MAINTENANCE
SECTION 7.0
MAINTENANCE
7.1 OVERVIEW
7.2 REPLACEMENT PARTS
7.1 OVERVIEW
The Model 30 transmitter needs little routine maintenance. The calibration of the transmitter and sensor should
be checked periodically. To recalibrate the transmitter and sensor, see Section 6.0.
Clean the transmitter case and front panel by wiping with a clean soft cloth dampened with water ONLY. Do
not use solvent, like alcohol, that might cause a buildup of static charge.
7.2 REPLACEMENT PARTS
Many components of the transmitter are replaceable. Refer to the table below to find the correct parts diagram.
Model Description See Figure
30-A-PH/DO Panel mounting enclosure 7-1
30-B-PH/DO Pipe/surface mounting enclosure 7-2