User manual

Table Of Contents

Operation

Fault Displays

FieldMaxII-TO is capable of detecting internal and user-

induced faults. When a fault is detected, the letters

“Er”—followed by a numeric fault code (see

Table 1)—appear on the display. You can dismiss a fault

code by pressing any button, or by correcting the cause

of the fault.

Table 1. Fault Codes

ERROR CONDITION FAULT CODE

Unrecognized sensor 1

Sensor communication failure 2

Sensor error 3

Sensor error 4

Sensor/firmware version mismatch (sensor

format version exceeds capability of the instru-

ment firmware—firmware upgrade needed)

Sample rate fault 6

Hardware fault (detectable hardware error) 20

Bad zero

Data overflow (result of an arithmetic opera-

tion that is greater than can be held in the allo-

cated storage)

Wrong type of sensor is attached to the instru-

ment

a. For more information about the bad zero fault code, refer to “Zero” on page 33.