MD1064 Rev. F
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4.2.3.3
Local Display
There are six LEDs on the front of the Optimus™ control unit. This is shown in
These indicators make up a multifunction display that reflects the current power,
communication and status of the control module. Each LED has the capable of being RED,
YELLOW or GREEN. Table 2 describes the purpose of each LED:
LED
Description
PWR
Power and Device Status
CH1
PRI150 Channel 1 Status and Communications
CH2
PRI150 Channel 2 Status and Communications
CH3
PRI150 Channel 3 Status and Communications
CH4
PRI150 Channel 4 Status and Communications
HART
Host Communications Status
Table 2. Local display overview.
Normal Operation
LED
State
Description
PWR
Green
Device Powered and Operating
Yellow
Device Powered and Operating with a Warning
Red
Device Powered and in Error
CH1-4
Green
Channel Enabled and Operating
Yellow
Channel Enabled and Operating with Warning
Red
Channel Enabled and in Error
Flickering
T221 Communicating with Channel
Off
Channel Not Enabled
HART
Green
T221 Communicating with Host
Yellow
Host Communicating with Optimus™
Off
No Ongoing Communications with Host
Table 3. Local display during normal operation.
Start Up Sequence
On device power-up (or after a device reset), the LEDs will perform the following test
sequence to demonstrate proper operation:
1.
Flash all LEDs RED
2.
Flash all LEDs YELLOW
3.
Flash all LEDs GREEN
Squawk
