
14
9.4 Diagnostic function
(according to DESINA specification)
Output 2 is used as a diagnostic output if OU2 = dESI�
If there is no fault, the output is switched and carries UB+ (if P-n = PnP) or
•
UB- (if P-n = nPn).
In case of malfunctions the output becomes inactive� The following malfunc
-
•
tions are detected: Measuring cell defect; short circuit in output 1; exceeding
/ not reaching the limits of the measuring range, EEPROM fault, RAM fault,
processor fault�
10 Scale drawing
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1: display; 2: LED’s; 3: programming button