Troubleshooting
Troubleshooting Guides
6-6
Model 5030
i
SHARP Instruction Manual
Thermo Fisher Scientific
Alarm Message
Possible Cause
Action
Settings
Verify
settings.
Nephelometer Alarms –
Neph Cal
Bad zero
Re-zero.
No flow
Verify values.
Nephelometer Alarms –
Neph Temp
Disconnected cable
Verify cable connections.
Nephelometer Alarms –
Neph RH
Error in calibrating
Re-calibrate.
Defective sensor
Replace board.
Nephelometer Alarms –
LED Current
Current settings too
low
Set LED current to 65 m
Disconnected
cable
from base
Verify cable connection.
Disconnected
cable
from SHARP optics
board
Verify cable connection.
Nephelometer Alarms –
Ref Det Volt
Current settings too
low
Set LED current to 65 mA.
Disconnected
cable
from base
Verify cable connection.
Disconnected
cable
from SHARP optics
board
Verify cable connection.
RH/Temperature Alarms –
Ambient RH
Disconnect cable
(external) on rear panel
Verify cable connection.
Disconnect
cable
(internal)
Verify cable connection.
RH/Temperature Alarms –
Sample RH
Disconnected heater
Verify cable connection.
RH/Temperature Alarms –
Ambient Temp
Disconnect cable
(external) on rear panel
Verify cable connection.
Disconnect
cable
(internal)
Verify cable connection.
RH/Temperature Alarms –
Flow Temp
Disconnected cable
Verify connection to measurement
interface board.
Sensor defective
Replace sensor.
RH/Temperature Alarms –
Board Temp
Disconnected cable
Verify connection to measurement
interface board.
Sensor defective
Replace sensor.
Summary of Contents for 5030i SHARP
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