SMC Networks PFM3 Series Operation Manual page 50

Flow monitor
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●How to change the security code
At the time of shipment, the security code is set to [000], but can be changed to optional one.
<Operation>
(1) After the lock setting is finished (page 47), perform all three steps in the unlock setting procedure.
(page 47,(3)).
(2) After the security code is inputted and the indication changes to [UnL], keep pressing
buttons simultaneously for 5 seconds or longer. [000] is indicated and the change of security ode is
asked. For how to input the security code, refer to [How to input and change the security code].
Changed security code is indicated.
(3) After check it is as desired, press the
the
or
button is pressed, changed security code is not entered and the change of security
code is asked.
How to input and change the secret code
The first digit starts flashing.
Press the
or
Pressing the
(If the
button is pressed at the uppermost digit, the first digit starts
flashing again.)
After the setting is finished, keep pressing the
longer.
(If the operation is not performed for 30 seconds on longer during input
and change of the secret code, the measurement mode is returned.
button to set the value.
button starts flashing the second digit.
button. The measurement mode is returned. At this time, if
button for 1 second or
-49-
and
No.PF##-OMJ0018

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