Dynisco ATC770, Installation And Operation Manual

Page: 65 / 88

ATC770 Microprocessor-Based Pressure/Process Controller 65
LOADING DEFAULT DATA - Group 1
Available: Only if access to level A is allowed.
Upper display: OFF
Lower display: DEFLT
Range:
Use
▲
and
▼
keys to switch the upper display from OFF to On 1, then press FUNC
key to load the default data of the parameters belonging to group1.
GROUP ACCESS NUMBER - Group 1
Available: Always.
Upper display: OFF
Lower display: GROUP
Range:
Use
▲
and
▼
keys to switch the upper display from “NONE” to 1, 2, 3, 4, 5 or 9
and press the FUNC key to gain access to the parameters of the selected group.
11.2 G
ROUP
2 P
ARAMETERS
ZERO CALIBRATION - Group 2
Available: Always
Upper display: OFF
Lower display: ZERO.C
Range:
Use
▲
and
▼
keys to switch the upper display from OFF to On then press FUNC
key to start the zero calibration. It is also possible to select the “CLEAR” value to
delete the field calibration and restore factory calibration.
Default value: Zero.
SPAN CALIBRATION - Group 2
Available: Always.
Upper display: OFF
Lower display: SPAN.C
Range:
Use
▲
and
▼
keys to switch the upper display from OFF to On then press FUNC
key to start the span calibration. It is also possible to select the “CLEAR” value to
delete the field calibration and restore factory calibration.
Default value: Full scale for linear input, 33.3 mV for strain gage input.
SMART - Group 2
Available: Always.
Upper display: Status of Smart (enabled/disabled). In manual mode this parameter is used to start
the TUNE algorithm, while in automatic mode it enables the ADAPTIVE function.
Lower display: SMART
Range:
On/OFF.