Table 1.

Pressure range.

Position	Weight [gm]	Error [gm]	Force [N]	Pressure [mN∕mm2]
P0	<30	—	0.294	9
P1	70	10	0.687	22
P2	135	10	1.324	42
P3	250	15	2.452	77
P4	400	10	3.924	124
P5	490	10	4.807	152