Emerson Rosemount 3490 Series Reference Manual page 143

Reference Manual
00809-0100-4841
Table 5-1: Control Unit Readings
Category Parameter
Relay D811 RL1 Ops
D812 to D815
D820 Relay Status
D821 RL1 Run-Time
D822 to D825
Totalizer D828 Totalizer
(Rosemount
3491 only)
Totalizer D828 Totalizer 1
(Rosemount
3492 and 3493
only)
D829 Totalizer 2
Alarm report D830 Alarm report
Emerson.com/Rosemount
(continued)
Description
This indicates the number of operations carried
out by relay RL1. It can be re-set to zero by
pressing the red (enter) button when displaying
D811.
The operation count is used by the Relay
Operations Alarm feature (see
options).
D812 to D815 are the operation counters for
other relays.
This indicates a series of 0 and 1 digits which
represent the de-energized (0) or energized (1)
relays.
The first digit represents Relay RL1, the second
digit represents Relay RL2, etc.
This indicates the total time that relay RL1 has
been energized for the present relay operation. It
is cumulative i.e. does not reset when the relay
RL1 is de-energized.
The run-time is used by the Relay Run Time Alarm
feature. (see Relay operations
D822 to D825 are the running times for the other
relays.
This indicates the totalizer count.
See Set-up totalizing on the Rosemount 3491
details of the totalizing feature on the 3491.
This indicates the Totalizer 1 count.
See Set-up totalizing on the Rosemount 3492
details of the totalizing feature on the Rosemount
3492.
See Set-up totalizing on the Rosemount 3493
details of the totalizing feature on the Rosemount
3493.
This displays the Totalizer 2 count.
See Set-up totalizing on the Rosemount 3492
details of the totalizing feature on the 3492.
See Set-up totalizing on the Rosemount 3493
details of the totalizing feature on the 3493.
This is for viewing live alarms.
The highest priority alarm is listed first. Use the
up/down arrow buttons to scroll through the list
if more than one alarm exists. If there are no live
alarms, the alarm report indicates "none".
See Table 4-22 for a summary of other alarm
reporting features.
Service and troubleshooting
MENU
RELAY → RELAY
OPERATIONS
Relay safeguard
RELAY → RELAY
OPERATIONS
RELAY → Relay Status
RELAY → RELAY RUN
TIME
alarm).
Totalizer
for
TotalizerTotalizer
for
for
for
for
Alarm report
January 2021
143