Nat PTA12-300 - Page 15

DESIGNED
SRK
DRAWN
MWS
srrat
NORTHERN
ATRBORNE
TECHNOTOGY LTD.
DATE
Y1
NAT
205
NAT
255
CHECKED
TITLE
POTS
TELEPHONE
ADAPTER
WTH NVIS DISPLAY
't14
APPROVED
SIZE
A
CAGE CODE
3ABO1
PART
NO.
PTAl
2-300
REV
1.00
SHEET
1/5
F|LE 405-0.DWG DWG. TYPE INTERCONNECT
PTA1 2-3OO INSTALLATION NOTES
NOTES:
1. ALL WRES SHOULD BE 22 AWG UNLESS OTHERWISE
SPECIFIED. ALL
UNSHIELDED WRE SHALL BE SELECTED
IN ACCORDANCE WITH
AC43.13-18
CHANGE 1, PARAGRAPHS 11_76
THROUGH 11_78.
WIRE
TYPES SHOULD BE TO MIL_W_22759
AS SPECIFIED
IN AC43.13-18
CHANGE 1, PARAGRAPHS 11_85,
11-86 AND LISTED IN TABLE 11-11
ALL SHTELDED WRE/CABLE SHOULD
BE rN ACCORDANCE WTH
MtL-C-27500.
MIC LO MUST BE GROUNDED AT AUDIO PANEL.
^
A
A
A
A
^
PULLED TO POWER GROUND WHEN ACTIVE.
+28 VDC MAX @ 25OmA MAX.
8
ONLY +28VDC LIGHTS OR
+sVDC
LIGHTS IúAY
BE USED
AT
ONE TIME.
PTA12 PHONES OUTPUT
lS TRANSFORMER COUPLED
(BALANcED);
'LO'
WIRE
REQUIRES TERMINATION,
TrE TO A/C GROUND TO
ENABLE REMOTE HoOK ANNUNCIATTON.
PULLED TO POWER
GROUND WHEN ACTIVE AND J1O1
PIN'19 TIED
ro A/c GRouND. +28VDC MAX @ 100m4 Ì'/AX.
THIS DRAWING APPLIES TO THE FOLLOWING MODELS:
PTA12-300
DEFINITIONS:
Nr/c: NO
CONNECTION.
THE PIN IS NOT CONNECTED
TO
ANYTHING
INTERNALLY, AND THEREFORE SHALL
HAVE NO CONNECTION EXTERNALLY
RESERVED MAY BE CONNECTED AND USED
IN THE FUTURE.
THE CIRCUITRY MAY BE PRESENT OR ADDED
TO ACTIVATE
THE
FUNCTION
THE PIN MAY BE USED FOR TEST
PURPOSES.
THERE
IS
NO
EXÏERNAL CONNECTION.
CONFIDENTIAL AND
PROPRIETARY TO NAT
LTD.
Dwc. No.
PTA12\500\405-0
The document reference is online, please check the correspondence between the online documentation and the printed version.