Time Electronics 1048 Voltage-Current-Loop Calibrator - Manual (Page 21)

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V1.2 30/12/10 P a g e | 21 1048 Technical Manual
8.
S pecifications
DC Current -Source and Measure
Span: 0 - 22mA (Source), 0 - 22mA and 22-70mA (Measure)
Source Accuracy: 0.02% of range
Measure Accuracy: as source 0-22mA, above 22mA 0.05%
Resolution: 1uA (0 - 19.999mA), 10uA (above 20mA)
Span: 0 - 2.2mA
Accuracy: 0.02% of range
Resolution: 0.1uA (0 - 1.9999mA), 1uA (above 2mA)
Span: 0 - 220uA
Accuracy: 0.05% of range
Resolution: 0.01uA (0 - 199.99uA), 0.1uA (above 200uA)
Max source load: 1100ohms@20mA. Max drive, 22V
Max measure load: 0.22, 2.2, 22 mA ranges are 1K, 110, 16 ohms
DC Volts - Source and Measure
Span: 0 - 22V (Source) and 0 - 22V and 22 - 50V (Measure)
Source Accuracy: 0.02% of span
Measure Accuracy: as source 0-22V, above 22V 0.05%
Resolution: 1mV (0 - 19.999V), 10mV (above 20V)
Span: 0 - 2.2V
Accuracy: 0.02% of span
Resolution: 0.1mV (0 - 1.9999V), 1mV (above 2V)
Span: 0 - 220mV
Accuracy: 0.05% of span
Resolution: 10uV (0 - 199.99mV), 0.1mV (above 200mV)
Source output resistance: Less than 2 ohms. Max current 50mA
Measure input resistance: 1M ohm on all ranges
Note: Accuracies for all meas ure modes are +/- 1 digit