Omega PLATINUM Series User Manual page 25

PLATINUM S eries M eters U ser's G uide
For m anual i nputs, s et t he s elected s caling p arameter t o t he d esired v alue.
Confirm t he v alue f or t he s elected s caling p arameter i n M anual M ode ( MANL), o r r ead a nd
accept t he i nput s ignal f or e ither I N.1 o r I N.2 i n L ive M ode ( LIVE).
Single E nded i nputs m easure t he v oltage o n t he A nalog I nput t erminal ( AI+) w ith r espect t o t he a nalog
ground ( ARTN) t erminal.
AIN +
V
ARTN
Differential i nputs m easure t he v oltage d ifference b etween t he A IN+ a nd A IN-­‐ t erminals. A n i nternal
2.048 r eference v oltage ( Vref) i s u sed a nd d etermines t he m aximum v oltage d ifference. T he a nalog
voltages m ust b e w ithin + /-­‐ 2 .0 v olts o f t he a nalog g round ( ARTN) v oltage l evel, r eferred t o a s t he
Common M ode V oltage.
AIN +
V
AIN -­‐
Common
Mode
Voltage
ARTN
6.1.4.1 Single E nded I nputs
6.1.4.1 Differential I nputs
Reference S ection: I nitialization M ode ( INIt) 25
Max
Input
Voltage
Reference
Voltage