Myron L 6P and 4P - Manual (Page 50)

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are much the same as for pH. The junction side is the same, and though
the platinum surface will not break like the glass pH surface, its protective
glass sleeve can be broken. A surface film will slow the response time
and diminish sensitivity. It can be cleaned off with detergent or acid, as
with the pH glass.
XXIV. SOFTWARE VERSION
Contact the Myron L Company to see if a software upgrade is available.
1. Press key.
2. Press key until three numbers are displayed as shown
in Figure 35.
3. Press key, instrument
will time out in ~15 seconds.
Figure 35