A-T Controls TRIAO TMC-4 Manual de instalación y funcionamiento - Página 12
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COMMAND CONFIG submenu
The COMMAND CONFIG menu group contains various parameters that affect the control and response of the actuator.
Sets type of command signal used.
C O M M A N D
T Y P E :
10V:
x x x x
5V:
Command
Signal Type
mA Sink: 4-20mA sinking
mA Src:
135 Ohm
1k Ohm:
ON-OFF: Independent Open and Close inputs. Feedback is disabled.
Comms:
Sets command signal zero raw count value. Value is scaled between 12 bit count of 0 and 4095 for the selected
C A L I B R A T E
command type range. When selected, provide minimum command signal to save.
Z E R O
x x x x
Calibrate
Command Zero
Sets command signal span raw count value. Value is scaled between 12 bit count of 0 and 4095 for the selected
C A L I B R A T E
command type range. When selected, provide maximum command signal to save.
S P A N
x x x x
Calibrate
Command Span
Sets deadband range by percent. Adjust to provide acceptable deviation from command setpoint the controller will
D E A D B A N D
recognize as valid position. When selected, use [UP] or [DOWN] to adjust value.
x . x %
2.0%
Deadband
Sets behavior of actuator when command signal is lost.
L O S S O F
S I G N A L :
In Place: Remains in current position on loss of command signal.
x x x x
Open:
Loss of Signal
Close:
Position: Moves to position defined in "Fail to Position" setting.
Sets percent position between 0% and 100% for actuator to control to on loss of command signal. Is only utilized if
F A I L T O
"Position" selected in "Loss of Signal" setting.
P O S I T I O N :
x x x x
0.0%
Fail to Position
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0-10V or 2-10V
0-5V or 1-5V
4-20mA sourcing
2-wire variable resistance input. Selectable between typical 135Ω slide wire,
or 1kΩ potentiometer.
Communication protocol (e.g. Modbus) Specific protocol must be selected in
the COMMS CONFIG submenu.
Moves to programmed Open position on loss of command signal.
Moves to programmed Close position on loss of command signal.
12
TMC-4 Control Card
for Electric Actuators
Installation & Maintenance Manual
03/18/21
IOM08139 REVISION 01