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 TM
55-4920-430-13
Table 2-3. Self Test - Continued
METER/lNDICATOR
NORMAL RESULT
POSITION
SWITCH OR CONTROL
APPLY,
-1.50 to -2.5 VDC
RESPONSE TEST STIM
then
when HOLD It comes on
REMOVE
HOLD light goes out
GND
SERVO SIMULATION LCT
SELF TEST CIRCUIT SELECT
30-6
02.750
RESPONSE TEST TIME DELAY-SEC
TF1
ACTUATOR SIMULATION DASH
+2.56 to +3.86 VDC
APPLY,
RESPONSE TEST STIM
when HOLD It comes on
then
HOLD light goes out
REMOVE
+6.3 to +7.0 VDC
OFF
RESPONSE TEST MODE
GND
ACTUATOR SIMULATION DASH
30-7
SELF TEST CIRCUIT SELECT
ON
RESPONSE TEST MODE
TF1
ACTUATOR SIMULATION DASH
-2.56 to -3.86 VDC
APPLY,
RESPONSE TEST STIM
when HOLD It comes on
then
HOLD light goes out
REMOVE
-6.3 to -7 VDC
OFF
RESPONSE TEST MODE
GND
ACTUATOR SIMULATION DASH
00.500
RESPONSE TEST TIME DELAY-SEC
ON
RESPONSE TEST MODE
TF2
ACTUATOR SIMULATION DASH
-1.89 to -2.85 VDC
APPLY,
RESPONSE TEST STIM
when HOLD It comes on
then
HOLD light goes out
REMOVE
OFF,
-3.55 to -3.95 VDC
RESPONSE TEST MODE
then
ON
30-6
SELF TEST CIRCUIT SELECT
+1.89 to +2.85 VDC
APPLY,
RESPONSE TEST STIM
when HOLD It comes on
then
HOLD light goes out
REMOVE
OFF
+3.55 to +3.95 VDC
RESPONSE TEST MODE
GND
ACTUATOR SIMULATION DASH
30-8
SELF TEST CIRCUIT SELECT
20V
METER RANGE
ON
RESPONSE TEST MODE
00.100
RESPONSE TEST TIME DELAY-SEC
NORM
ACTUATOR SIMULATION CCDA
+6.86 to +11.42 VDC
APPLY,
RESPONSE TEST STIM
when HOLD It comes on
then
HOLD light goes out
REMOVE
2-27
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