Data Acquisition System for In Situ Monitoring of Chemoelectrical Potential in Living Plant Fuel Cells

Table 3

Accuracy of the monitoring system.

True value from standard unit (V)	Output data from test unit (V)				Errors
	Trial 1 (V)	Trial 2 (V)	Trial 3 (V)	Average reading (V)	Absolute error	Relative error	Percentage of accuracy (%)
0.50	0.498169	0.501068	0.498932	0.499390	0.000610	0.001221	99.87793
1.00	1.000305	1.001068	0.998932	1.000102	0.000102	0.000102	99.98983
1.50	1.498627	1.501068	1.501373	1.500356	0.000356	0.000237	99.97626
2.00	1.999695	1.999695	2.000305	1.999898	0.000102		99.99491
2.50	2.500916	2.499084	2.499084	2.499695	0.000305	0.000122	99.98779
3.00	3.002594	2.999542	3.000458	3.000865	0.000865	0.000288	99.97118
3.50	3.498169	3.501831	3.498932	3.499644	0.000356	0.000102	99.98983
4.00	4.000458	3.99939	3.999542	3.999797	0.000203		99.99491
4.50	4.498169	4.501831	4.498932	4.499644	0.000356		99.99209
5.00	5.000916	4.999084	4.998016	4.999339	0.000661	0.000132	99.98678
Average							99.97615