Simpson 880 WATTMETER - Page 13

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saniviAiav
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QN 3
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uo
z a
R 2
CALIBRATED-y
SPOOL \y
R3
CENTER END
i*j—' 000 ^ *^
FIELD COIL
UPPER
PVv LOWER
ARMATURE O_/7\
END CENTER
FIELD COIL
FIGURE 9: TYPICAL SCHEMATIC DIAGRAM FOR MODEL 880 SINGLE RANGE
VOLTMETER.