
8270A/8370A
Operators Manual
52
In these primary functions, the solenoid drive is modulated to reduce power
consumption during continuous use.
Figure 13 shows the status of the drivers.
On is designated by a light green indicator (DRV4)
Off is designated by a dark green indicator (DRV1, DRV2, DRV3)
huo011.bmp
Figure 13. External 24V Screen
If drivers are dedicated to a given accessory, then DRV# will be greyed out and
the status cannot be altered with the touchscreen interface.
In Figure 13, the CPS is installed so DRV1, DRV2 , DRV3 are greyed out. If the
isolation valve option is installed, only DRV4 is greyed out.