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(
Fig. I 0. Single-tube , Form-3 resistor.
�-
SOURCE
- .
LOAD
Fig.
13.
Self-contained
d-e ammeter.
SOURCE
- +
FU � ES
Fig.
17. Self- contained
d- e voltmeter.
- -- --+- -- -
r--- � .r·
3
Fig. 12. Four-tube , Form-3 resistor.
CONN!CTION DIAGRAMS
(Back Views)
SOURCE
Fig. 14. D- e ammete r with
external shunt.
SOURCE
-
+
FUSES
Fig. 18. D-e voltmeter ra
ted above 7 50 volts (with
external resistor).
Connection Diagrams
Fig. II. Two- tube. Form- 3 resistor.
LOAD
Fig. 15. Low
range
double-rated d-e ammeter.
SOURCE
LOW HIGH
-
+ +
FUSES
L 0 AO
Fig. 19. Double-rated
d-e
voltmete r (illustrating use of
swit ch to sele ct range).
GEH-15398
SOURCE
-
+
Fig. 16. High
on
range
double-rated d-e ammeter.
SOURCE
- +
F�SES
Fig. 19a. D-e ground de
te ctor for voltages up to
and
in cluding
750
volts
(with external resistor) .
on
9
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