Yokogawa RotaMASS 3-Series User Manual

Page 166

7. pArAMETEr dESCrIpTION

7-94

IM 01R04B04-00E-E 8th edition March 01, 2011 -00

Detailed information about using the pulse and status output see chapter 7.12.

SO 2 function

Select:

No Function, Flow direction, Total limit switch, Mass flow

alm 1, Mass flow alm 2, Mass flow alm 1+2, vol flow alm 1, vol flow
alm 2, vol flow alm 1+2, density alm 1,density alm 2, density alm
1+2, Temp alm 1, Temp alm 2, Temp alm 1+2, Concentration meas
alm 1, Concentration meas alm 2, Concentration meas alm 1+2,
Net flow alm 1, Net flow alm 2, Net flow alm 1+2, Slug alarm, Empty
alarm, Corrosion alarm, All alarms, All errors, All alarms & errors

Flow direction is selected, status output becomes active for forward

flow and not active for reverse flow, if parameter

flow direction set to

forward. It is the other way round, if parameter flow direction is set to
reverse (see 7.17).

Total limit switch is selected, status output becomes active, when

the totalizer reaches the value set to parameter

Total limit switch (see

7.17).

If an alarm function is selected, status output becomes active, if the
concerning alarm occurs.
If

All alarms is selected, status output becomes active, if at least one

alarm occurs. The same applies for errors with the setting All errors.
For

All alarms & errors the status output becomes active, if at least

one alarm or one error occurs.

SO2 active mode

Select:

On Active, Off Active

The output levels depending on this parameter are shown on page 7-91.

7.14 Status input functions (Basic or detailed Setup)

Status input

To set the

status input.

SI function

Select:

No function, Autozero

reset flex totals, reset mass totals, reset volume totals,
reset net totals, reset all totals, 0% signal lock

Autozero is selected, active status input starts autozero procedure.

If parameter

Total reset cntrl is enabled:

reset flex totals is selected, active status input sets flex

totalizer to zero.
-

reset mass totals is selected, active status input sets mass

totalizer to zero.

reset volume totals is selected, active status input sets

volume totalizer to zero.
-

reset net totals is selected, active status input sets

net totalizer to zero.
-

reset all totals is selected, active status input sets all

totalizer to zero.

SI active mode

Select:

On Active, Off Active

On Active is selected, the status input is closed active.

Off Active is selected, the status input is open active.