MIL-C-70590B (AR)
3.3.4.2 Non-operating (storage). The test set shall not suffer
permanent damage when subjected to the constant temperature extremes
of -60 deg F for a period of 24 hours and +160 deg F for a period of
4 hours (after temperature stabilization), and shall meet the
requirements of 3.4 and 3.5 when returned to room ambient.
3.3.5 Humidity (non-operating).
The test set shall meet the
requirements of 3.4 and 3.5 after exposure to an atmosphere with a
relative humidity in excess of 95 percent for a period of 10 days.
3.4 Electrical. Each conductor shall be electrically con-
tinuous as specified on the schematic diagram of the test set.
3.5 Performance.
3.5.1 Switch functions. With the SWITCH FUNCTION CHECK switch
and the CONTINUITY CHECK switch in the positions specified in Table
I (Switch functions) and with a +24.0
0.1 Vdc power source limited
to 1 ampere applied between TP5 (+) and TP4 (ground), there shall be
0.1 Vdc between the pins specified in Table I and GROUND.
+24.0
The +24 Vdc POWER indicator lamp shall LIGHT when the SWITCH
FUNCTION CHECK switch is in position B and the CONTINUITY CHECK
switch is in position 7.
TABLE I.
Switch functions.
SWITCH
FUNCTION
CONTINUITY
OUTPUT VOLTAGE
CHECK
CHECK
AT CONNECTOR
SWITCH POSITION
SWITCH POSITION
AND PIN
A
1
J23-B
J24-A
A
2
J24-G
J24-K
A
3
J24-C
J24-L
A
4
No connection
A
5
J22-BT
J22-BM
6
J22-BU
J22-BP
A
7
J22-BS
J22-BV
A
8
J22-BA
4
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