6
…1 DISPLAYS AND FUNCTION KEYS
…1.2 Use of Function Keys
Fig. 1.2c Use of Function Keys
350.0
450.2
70
F – Local / Remote Key
Changing between Local and Remote Set Points
Selecting Local Set Points 1 to 4
Selecting Master and Slave Set Points – Cascade Mode
Process variable and local set point 2 displayed
400.0
450.2
475.0
450.2
2
43
L
L
R
Process variable and local set point 1 displayed.
1
1
2
Process variable and local set point 3 displayed
3
Process variable and local set point 4 displayed
L
L
R
475.0
450.2
L
L
R
4
L
L
R
400.0
450.2
400.0
450.2
2
4
3
L
L
R
R
L
L
R
1
4
Remote set point (ratio) value is displayed. The value and symbol flash to
indicate local set point (ratio) still selected.
Process variable and local set point (ratio) displayed on red and green displays.
1
2
Remote set point (ratio) selected.
3
Remote selection aborted.
R
When the MST indicator
(see Fig 1.3) is lit, the
key can be used to
switch between the Master
local and remote set points
1
2
L
L
R
When the SLV indicator (see
Fig 1.3) is lit, the key
can be used to switch
between the local slave
set point and the cascade
slave set point generated
from the master output.
L
L
R
Note. When an Analog Backup template is selected, the key is used
to switch between local and remote mode – see Sections 2.4 and 5.2.
L
L
R
M.SPt
OP1
Local S.SPt
Slave PID
Control Loop
M.PV
Master
PID
Control Loop
LSPt
S.SPt
M.OP x
CrtO + CbIA
RSPt
S.PV
L
L
R
L
L
R
Abbreviations are
detailed in Section 1.8.
R
350.0
450.2
70
350.0
450.2
70
350.0
450.2
70
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