Latching/Non-Latching Alarms - Honeywell XNX-AM Series Technical Manual

XNX Universal Transmitter
Selecting the Numeric Format
If "Other mA Sensor" has been selected as the sensor type, the
transmitter's output can be displayed in one of three numeric
formats. From the Ranges & Alarms menu, select the
open the Range menu (Figure
display the Range Lower Limit menu. Select the
to open the first Numeric Format menu.
Figure 91. Navigating to the first Numeric Format menu
Select the switch to open the second Numeric Format menu,
✓
which displays the formats available for numerical display (see
Figure 92).
✓
Figure 92. Navigating to the second Numeric Format menu
Select or to cycle through the three options. When the
desired format is highlighted, select the
selection the default display format. Select
the Ranges & Alarms menu.
Installation and Operation
switch to
✓
91). Select the switch again to
✓
switch twice
✓
✓ ✖ ✖
switch to make the
✓
twice to return to
✖

Latching/Non-Latching Alarms

WARNING
!
Warning: There is a potential loss of sensitivity during exposure to high
concentrations of H S. Under these conditions, set the control unit to latch at
2
overrange. In standalone configuration, set alarms to latching. When resetting the
overrange or alarm, verify correct operation of the transmitter.
Latching / Non-Latching is used to control whether Alarms 1 and
2 and faults will latch alarms.
Figure 93. Alarm Latching/Non-Latching screen
Figure 94. Alarm Latching screen
Select the or icon beside the alarm limit to display the
Alarm Latching/Unlatching screen. Alarm latching determines
whether alarms that are triggered are automatically reset when
the condition dissipates (latching off
an operator resets them manually (latching on
desired latching option with the
it.
77
) or remain active until
). Highlight the
switches. Use to accept
✓