User's Manual

6/08 ST 3000 Release 300 and SFC Model STS103 User’s Manual 191
10.4 Calibrating Range with SFC, Continued
Procedure, continued
Figure 52 Typical Calibration Hookup.
-
S
I
G
N
A
L
+
+
-
T
E
S
T
24Vdc
Power
Supply
+
-
DVM
(See NOTES)
+ Red
- Black
ST 3000
Low
Pressure
Head
SFC
Dead Weight
Tester
(See NOTES)
250 Ω
NOTES: The digital voltmeter must have a 0.02% accuracy or better.
The calibration-standard input source must have a 0.02% accuracy.
The 250 ohm resistor must have a 0.01% tolerance or better.