Figure FO-9. Loop Battery A5 Module, Schematic Diagram.

TM 11-5805-387-34-2

NOTES:

ALL RESISTOR VALUES ARE IN OHMS, CAPACITORS IN UF, AND

INDUCTORS IN UH UNLESS OTHERWISE SPECIFIED

ALL SWITCHES ARE SHOWN IN CCW POSITION

HEAVY LINES SHOW MAIN SIGNAL PATH FOR DUPLEX OPERATION,

USING INTERNAL 20 MA SUPPLY. DC FLOW IS FROM + TO -, AND IS

SHOWN BY AN OPEN ARROWHEAD: ∇ DIRECTION OF SEND AND

RECEIVE PULSES ARE SHOWN BY A CLOSED ARROWHEAD:

KI IS SHOWN IN THE ENERGIZED POSITION

VOLTAGE TOLERANCE OF ZENERS WITH " "SUFFIX IS 5%, WITH

NO SUFFIX. 10%

Figure FO-9. Loop Battery A5 Module, Schematic Diagram.