Emerson Tescom ER5000 Series User Manual page 67

ER5000 — Getting Started
Connect and verify the power supply (cont.)
WARNING
DO NOT open cover when an explosive atmosphere is present.
Doing so can result in property damage, serious injury or death.
Refer to Installing a Hazardous Location
Model (ER5050) on page 110
6. Unscrew and remove the cover of the ER5000 to view the
control board. Refer to
7. Check that the Power Indicator LED (LED1) is lit, which
indicates power is being supplied.
8. Check that the "Heartbeat" LED (LED4) blinks, which indicates
that the embedded controller software is running.
NOTE NOTE
LED2 (green) and LED3 (amber) respond to data
transmission when the ER5000 communicates using RS485.
CAUTION CAUTION
These LEDs do not respond to data transmission when the ER5000
communicates using USB and may be on or off depending on the
WARNING WARNING
specific configuration of your application. They do not need to be
checked during installation or operation when USB is used.
9. Unplug the power supply.
for more information.
Figure 10.
LED1
Power Indicator
(red)
should be on
continuously
Figure 10: These LEDs Indicate That the ER5000 Has Been
Successfully Connected to the Power Supply
LED4
"Heartbeat"
(red)
should blink
on and off at a
steady rate
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