Technical data

Calibration Procedures 1
Using the Front Panel for Adjustments
U1270 Series Service Guide 43
Valid adjustment input values
Adjustment can be accomplished using the following input
values below.
Table 1 - 3 Adjustment input values
Test function Step Reference value Valid reference input
DCmV
SHORT SHORT SHORT V/COM terminals
30 mV 30.000 mV 0.9 to 1.1 × Reference value
300 mV 300.00 mV 0.9 to 1.1 × Reference value
ACmV
30 mV
3.000 mV (70 Hz) 0.9 to 1.1 × Reference value
30.000 mV (70 Hz) 0.9 to 1.1 × Reference value
30.000 mV (30 kHz) 0.9 to 1.1 × Reference value
300 mV
30.00 mV (70 Hz) 0.9 to 1.1 × Reference value
300.00 mV (70 Hz) 0.9 to 1.1 × Reference value
300.00 mV (30 kHz) 0.9 to 1.1 × Reference value
DCV
SHORT SHORT SHORT V/COM terminals
3 V 3.0000 V 0.9 to 1.1 × Reference value
30 V 30.000 V 0.9 to 1.1 × Reference value
300 V 300.00 V 0.9 to 1.1 × Reference value
1000 V 1000.0 V 0.9 to 1.1 × Reference value