Pub. # OM20-MSP3-3D
5-8
pH Electrodes
Figure 20
• Antimony is harmful if ingested into your skin, mouth, or lungs
-Do not touch antimony electrode tip
-If grinding or sanding antimony tip wear mask to prevent inhalation
-Scuff with pad if white film is on Antimony Tip
-If soaking electrode is needed use pH 4 solution
-
During periods of freezing temperatures remove electrodes and store in warm location
.
-Keep cover over BNC ports on external controller whether electrodes are attached or unattached
Figure 21
Leave BNC cover on whenever unit is in
operation or stored outdoors. Do not
allow moisture into BNC connections.
electrode body
reference junctions
electrode face
antimony measurement tip