FMS-2000C
LIT-12013504
24
Specifying the K-Factor
The default value for the K-Factor is 1.0, but the manufacturer of the sensor can provide a different K-Factor to serve as a correction
factor for the actual output of the sensor. If you do not receive a different K-Factor from the manufacturer, leave the K-Factor at its
default value. If you have to specify a different K-Factor, complete the following steps:
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4. On the
ANALOG
screen, tap K-Factor.
5. Enter the
K-Factor
that the manufacturer provided with the sensor.
6.
To confirm the settings, tap the
Checkmark
icon.
Specifying the sensor location
Specify the location of the differential pressure sensor. You can select the location within the monitored space or within
the reference space.
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4.
To configure the location of the sensor, expand
Sensor Location
and choose from the following options:
•
Reference Space
•
Monitored Space
5.
To confirm your settings, collapse
Sensor Location
.
Adjusting the positive isolation setpoint
Specify the positive isolation mode setpoint based on your application. You can find this value in the project specifications.
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4. On the
ANALOG
screen, tap the
Positive Isolation Setpoint
arrow.
5. Enter the
Positive Isolation Setpoint
value.
6.
To confirm the new settings, tap the
Checkmark
icon.
Adjusting the negative isolation setpoint
Specify the negative isolation mode setpoint based on your application.
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4. On the
ANALOG
screen, tap the
Negative Isolation Setpoint
arrow.
5. Enter the
Negative Isolation Setpoint
value.
6.
To confirm the new settings, tap the
Checkmark
icon.
Adjusting the neutral isolation setpoint
Specify the neutral isolation mode setpoint based on your application
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4. On the
ANALOG
screen, tap the
Neutral Isolation Setpoint
arrow.
5. Enter the
Neutral Isolation Setpoint
value.
6.
To confirm the new settings, tap the
Checkmark
icon.
Setting up the analog input signal range
If you are using a remote digital pressure sensor, the range defaults to 4 mA to 20 mA. If you are using a third-party sensor, complete
the following steps to set up the signal range:
1. On the home screen, tap the
Settings
icon to enter the
Settings
menu.
2. To view analog input settings, tap
Analog I/O
.
3.
To find the analog input you want to adjust, swipe left.
4. On the
ANALOG
screen, expand
Range
and choose from the following:
•
0-5V, 0-10V, 0-20mA
•
1-5V, 2-10V, 4-20mA
5. To save the new settings, collapse
Range
.
Note:
Make sure you adjust the DIP switches on the backplane to match the setting.