Hardy ANY-WEIGH Bench Scales - Manual (Page 42)

Any-Weigh™ Series Bench Scales
8-2
DeviceNet Scale:
Module LED does
not Come Back on
When Performing
Calibration with
The Button Step 1. Indicates a hardware problem. Contact
Hardy Technical Support for assistance.
DeviceNet Scale:
Module LED is
Flashing Red Step 1. Check all the connections to be sure they
are securely fastened.
Step 2. Reinstall if any appear to be loose.
Analog Scale:
Malfunction, No
Output Step 1. Check voltage at + & - loop connections.
The voltage should read 15 VDC to 50
VDC.
Step 2. Check all the connections to be sure they
are securely fastened.
Step 3. If the voltage is correct and all connections
are securely fastened, contact Hardy Tech-
nical Support Department.
Analog Scale: No
Change in Input Step 1. Check to see if the Load Cell signal output
is below the original setting. If the signal
level returned by the Load Cells is below
the previous dead load setting, measure
approximately 2.3 mA between the loop +
and - terminals.
Step 2. Check to see if the Load Cell signal output
is above the original setting. If the signal
level returned by the Load Cell is above
the previous Span setting, measure
approximately 23 mA between the loop +
and - terminals.
Analog Scale:
Output Drifts Step 1. Check all the load cell connections to be
sure they are securely fastened.
Step 2. Check the Power Supply to make sure
there is a constant voltage output.
Service and Repair (All
Models) For Service and Repairs, contact your local Hardy
Representative.
Before returning any product to Hardy Instruments
Inc., please contact the Hardy Service Center for a
return authorization number. Please have the scale