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Programming Your Application
1-19
690+ Series Frequency Inverter
COMMS CONTROL
This block switches between
Remote Terminal and Remote
Comms operating modes.
The Inverter must be in Remote
mode for selection to be made -
REMOTE mode is enabled in the
LOCAL CONTROL function
block (REF MODES) and selected
by the Operator Station. Refer to
the outputs of the LOCAL CONTROL function block for the mode in use.
Comms Control
–
COMMS SEQ
[295]
–
FALSE
–
COMMS REF
[270]
–
FALSE
–
COMMS STATUS
[272]
–
0
–
COMMS COMMAND
[273]
–
0
FALSE
–
[300] REMOTE COMMS SEL
–
TERMINALS/COMMS
–
[307] REMOTE SEQ MODES
–
TERMINALS/COMMS
–
[308] REMOTE REF MODES
–
0.0 s
–
[309] COMMS TIMEOUT
–
MMI Menu Map
1
SETUP
2
SEQ & REF
3
COMMS CONTROL
REMOTE COMMS SEL
REMOTE SEQ MODES
REMOTE REF MODES
COMMS
TIMEOUT
COMMS
SEQ
COMMS
REF
COMMS
STATUS
COMMS
COMMAND
Parameter Descriptions
REMOTE COMMS SEL
Range: FALSE / TRUE
Selects the type of remote communications mode:
0 : FALSE, and in REMOTE mode then control is from the terminals.
1 : TRUE, and in REMOTE mode then control is from the communications.
REMOTE SEQ MODES
Range: Enumerated - see below
Selects the type of remote sequencing mode:
Enumerated Value
:
Mode
0 : TERMINALS/COMMS
1 : TERMINALS ONLY
2 : COMMS ONLY
REMOTE REF MODES
Range: Enumerated - see below
Selects the type of remote reference mode:
Enumerated Value
:
Mode
0 : TERMINALS/COMMS
1 : TERMINALS ONLY
2 : COMMS ONLY
COMMS TIMEOUT
Range: 0.0 to 600.0 s
Sets the maximum time allowed between refreshing the COMMS COMMAND parameter. The
drive will trip if this time is exceeded. Set the time to 0.00 seconds to disable this feature.
COMMS SEQ
Range: FALSE / TRUE
Diagnostic indicating if operating in Remote Sequencing Comms Mode.
If FALSE (0), the Inverter may be in Local Sequencing mode or Remote Sequencing Terminal
mode.
COMMS REF
Range: FALSE / TRUE
Diagnostic indicating if operating in Remote Reference Comms Mode.
If FALSE (0), the Inverter may be in Local Reference mode or Remote Reference Terminal
mode.
COMMS STATUS
Range:
0x0000 to 0xFFFF
Diagnostic showing the 16-bit Status word as seen by the communications.
Refer to Chapter 4: “Sequencing Logic”.
COMMS COMMAND
Range:
0x0000 to 0xFFFF
Diagnostic showing the 16-bit Command as written by the communications.
Refer to Chapter 4: “Sequencing Logic”.