User's Manual

Parameter reference
SITRANS LR250 (FOUNDATION FIELDBUS)
176 Operating Instructions, 01/2014, A5E32221411-AB
Local Access (6.2.)
Write Protection (6.2.1.)
Note
Do not lose this number value.
Prevents any changes to parameters via AMS Device Manager or the handheld programmer.
Hand-held
programmer values
Range: 0 to 9999
*
Unlock value [stored in PIN to Unlock (6.2.2.)]
Lock Off
Any other value
Lock On
● To turn Lock On, key in any value other than the Unlock Value stored in
PIN to Unlock
(6.2.2.)
.
● To turn Lock Off, key in the Unlock Value stored in
PIN to Unlock (6.2.2.)
.
To access this parameter via AMS Device Manager see
Local Access
under Security
(RESOURCE) (Page 105).
PIN to Unlock (6.2.2.)
Note
•
Do not lose your Unlock Value: it cannot be displayed once
Write Protection (6.2.1.)
has
been set to a different value.
•
A reset to
Factory Defaults
will not restore the unlock value at time of shipping.
Stores the value to be entered in
Write Protection (6.2.1.)
to unlock programming. If
Write
Protection (6.2.1.)
is set to a different value,
PIN to Unlock (6.2.2.)
does not display the Unlock
value.
Handheld
Programmer Values
Range: 0 to 9999
Value when shipped: 1954. Not restored by a reset to Factory Defaults.
– – – –
Display when Lock is on
To access this parameter via AMS Device Manager see
Local Access
under Security
(RESOURCE) (Page 105).