Azbil C7G User Manual

4-31
Chapter 4. Functions
Up to four loops can be controlled individually. The following is a functional block diagram for set points.
Number of LSP system groups RSP range type Pattern operation
RSP ratio
RSP bias
RSP lter
LSP/RSP mode selection
RSP tracking
SP high and low limits
SP
MV on master side
When the loop type is internal cascade
and the MV on the master side is
converted to the RSP on the slave side
RSP
SP output scaling
Filter
RSP scaling
RSP high and low
limit alarm
LSP1 LSP1 to 8
Instantaneous LSP value in use
SP ramp unit
SP ramp up slope and down slope
LSP group No.
LSP group
selection of DI
For two or more LSP groups
Assign DI for LSP
group selection?
YesNo
For one LSP group
Pattern SP
Constant value operation / pattern operation mode selection
Pattern SP increase/
decrease change limits
Note
• Local set point (LSP) means a set point stored in the module.
RSP (remote set point) means a set point given by an external analog input.
In the internal cascade, the master-side MV is converted to RSP. 4 - 17
Internal Cascade (p.4-95)
• For constant value operation, there are the LSP and RSP modes, and for pattern
operation, there is the Pattern SP mode. Operation can be switched to any of
these modes.
4 - 7 Pattern Operation (p.4-38)
Handling Precautions
• If the version of the MAIN block firmware is earlier than 6.x.x (where x stands
for any number), the pattern operation function is not available.
4 - 6 SP

Azbil C7G Specifications

General

Brand	Azbil
Model	C7G
Category	Controller
Language	English