User guide

Publication 900-UM007D-EN-E - January 2011
Parameter Functions & Definitions 5-79
Related Parameters
• MV Monitor (heating) (page 5-21) MV Monitor (cooling) (page 5-22)
(Operation function group)
Automatic Display Return Time
Function: If you do not operate any of the keys on the front panel for the
time set by this parameter in the Operation function group, Adjustment
function group, or Monitor function group, the display automatically returns
to the PV/SP display.
This function is disabled (display does not change automatically) when this
parameter is configured to OFF.
Alarm 1 Latch
Alarm 2 Latch
Alarm 3 Latch
Conditions of Alarm 1 Use: Alarm 1 function must be assigned and Alarm 1
Type must NOT be configured to 0.
Conditions of Alarm 2 Use: Alarm 2 function must be assigned and Alarm 2
Type must NOT be configured to 0 or 12.
Conditions of Alarm 3 Use: Alarm 3 function must be assigned and Alarm 3
Type must NOT be configured to 0 or 12. Controller must be 900-TC8 type.
Table 5.CQ
Selections Default Selection
on: Displayed
off: Not displayed
off
Table 5.CR
Configurable Range Units Default Value
OFF, 1…99 Seconds OFF
Ket
a1lt
a2lt
a3lt