7. MODBUS
IMS01J02-E2
119
7.3 Communication Data
7.3.1 Data configuration
The numeric range of data used in Modbus protocol is 0000H to FFFFH. Only the set value within the
setting range is effective.
FFFFH represents
−
1.
Data processing with decimal points
Data with decimal points
The Modbus protocol does not recognize data with decimal points during communication.
Data with 1 digit below decimal point
Heat-side manipulated output
Cool-side manipulated output
Heat-side proportional band
Cool-side proportional band
Overlap/deadband
Current transformer input measured value 1
(H-TIO-A/C/D)
Current transformer input measured value 2
(H-CT-A module)
Heater break alarm set value 1
(H-TIO-A/C/D)
Heater break alarm set value 2
(H-CT-A module)
Manual output value
Setting change rate limiter
Output limiter (high)
Output limiter (low)
Output change rate limiter (up)
Output change rate limiter (down)
Data with 2 digits below decimal point
PV bias
H-SIO-A control range
Cascade bias
ON/OFF control differential gap (upper)
ON/OFF control differential gap (lower)
Alarm 1 differential gap
Alarm 2 differential gap
Digital filter
H-SIO-A gate time
H-DO-G manipulated output value
H-DO-G output limiter (high)
H-DO-G output limiter (low)
H-DO-G manual output value
Manipulated output value at input error
Start determination point
Positioning monitor
Positioning output neutral zone
Manual positioning output value
Integrated output limiter
AI digital filter
TI digital filter
AO zooming high limit
AO zooming low limit
AO output change rate limiter
AI alarm 1 differential gap
AI alarm 2 differential gap
TI PV bias
TI alarm 1 differential gap
TI alarm 2 differential gap
AO zero point correction
AO full scale correction
Event DO extension alarm differential gap