Rev. D January 27, 2020
11
Manual Number 9018252
USE 2A CIRCUIT BREAKER
FROM LIGHTING BUS
20
7
9
2
8
10
1
24
3
11
13
J1
17
28 VDC AIRCRAFT PWR
OVER-TEMP WARN, PIN 1
OVER-TEMP WARN, PIN 2
HEATING ANNUN, BATT 1
RTD1/PIN1, BATT 1
OUTPUT TO RTD1/PIN1, BATT 1
CHARGING ANNUN, BATT 1
FAIL/FAULT ANNUN, BATT 1
BATTERY 1, GROUND
BATTERY 1, 28 VDC
2A
28VDC
BATTERY 1
RESERVED
NOTES:
1) ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED.
5
18
21
16
15
19
6
4
12
25
14
22
23
G
F
A
C
D
B
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RTD1/PIN2, BATT 1
INPUT FROM RTD2/PIN1, BATT 1
RTD2/PIN1, BATT 1
E
FIGURE 5
WIRING DIAGRAM - ONE TB17 (6430017-2) BATTERY
Refer to Section 2: Pre-Installation Considerations in regards to routing precautions.
3.3.1
LIGHTING CONTROL
Button backlighting (pin 17) is powered (28 VDC) from the aircraft’s panel lighting bus.
All annunciation and button backlight brightness will be automatically controlled by the
internal photocell and the dimming circuit.
105
W
, 1/4W