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5
High Pressure
CO2 Controller
Status LED
When a High Pressure CO2 controller board is powered up, the operating status of the board can be determined by
observing its status LEDs.
Figure 5-1
- LED Locations
5.1
Power On (PWR ON)
LED
The PWR ON LED stays on continuously to show that
the board is powered and operational. If this light is dark,
the board has likely lost power.
5.2
LED1 Network Status
The amber colored LED1 indicates whether the High
Pressure CO2 controller is online or offline with the E2.
When the High Pressure CO2 controller is online, the
LED1 will turn on for one second and off for one second.
However, if the High Pressure CO2 controller is offline,
the LED1 will turn on for half a second and off for half a
22 • High Pressure CO2 Controller Installation and Operation Manual
second (blink twice as fast). When the High Pressure CO2
controller is offline, you can edit the setpoint from the
Visograph display.
026-1731 Rev 0 01-DEC-2014
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