Watlow EZ-ZONE
®
PM PID Controller • 86 • Chapter 9 Features
Note:
If Password Security (Password Enabled [pas;e]
is On) is enabled the two prompts mentioned below
in the first step will not be visible. If unknown,
call the individual or company that originally set-
up the control.
1. Acquire either the User Password [pas;u] or the
Administrator Password [pas;a].
2. Push the Advance
key one time where the Code
[Code] prompt will be visible.
Note:
a. If the the Rolling Password is off push the Ad-
vance key one more time where the Password
[pass] prompt will be displayed. Proceed to
either step 7a or 8a. Pushing the Up ¿ or Down
¯ arrow keys enter either the User or Adminis-
trator Password. Once entered, push and hold
the Infinity ˆ key for two seconds to return to
the Home Page.
b. If the Rolling Password [roll] was turned on
proceed on through steps 3 - 9.
3. Assuming the Public Key [Code] prompt is still
visible on the face of the control simply push the
Advance key to proceed to the Password [pass]
prompt. If not find your way back to the Factory
Page as described above.
4. Execute the calculation defined below (7b or 8b) for
either the User or Administrator.
5. Enter the result of the calculation in the upper dis-
play by using the Up ¿ or Down ¯ arrow keys or
use EZ-ZONE Confgurator Software.
6. Exit the Factory Page by pushing and holding the
Infinity ˆ key for two seconds.
Formulas used by the User and the Administrator to
calculate the Password follows:
Passwords equal:
7. User
a. If Rolling Password [roll] is Off, Password
[pass] equals User Password [pas;u].
b. If Rolling Password [roll] is On, Password
[pass] equals:
([pas;u] x code) Mod 929 + 70
8. Administrator
a. If Rolling Password [roll] is Off, Password
[pass] equals User Password [pas;a].
b. If Rolling Password [roll] is On, Password
[pass] equals:
([pas;a] x code) Mod 997 + 1000
Differences Between a User Without Password,
User With Password and Administrator
- User without a password is restricted by the
Locked Access Level [loC;l] .
- A User with a password is restricted by the
Read Lockout Security [rloC] never having ac-
cess to the Lock Menu [`loC].
- An Administrator is restricted according to the
Read Lockout Security [rloC] however, the Ad-
ministrator has access to the Lock Menu where
the Read Lockout can be changed.
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