10-69518-11S Datasheet, PDF (64/70 Pages) Amphenol Corporation – Amphenol QWL Series Cylindrical Connectors

QWL
thermocouple contacts
Available from Amphenol is a complete line of cylindrical con-
nectors featuring thermocouple contact insert arrangements.
The design of these contacts is such that standard shell com-
ponents and resilient inserts are used in the assemblies. Ther-
mocouple contacts are available in all arrangements which
contain size 12 and 16 pins and sockets, and feature probe-
proof, closed entry design for the socket contacts. MS-
approved and other commercial arrangements may be ordered
with thermocouple contacts substituted for the standard con-
tacts. All thermocouple contact layouts may contain either iron,
alumel, chromel, constantan, standard (copper) or brass
(dummy) contacts. The resulting assembly will be identified
with an Amphenol^® part number.
IDENTIFICATION
For the purpose of wiring identification, thermocouple contacts are
marked in accordance with the following color code which agrees with
the wire code.
Chromel. . . . . . . White
Alumel . . . . . . . Green
Iron . . . . . . . . Black
Constantan . . . . . Yellow
This identification is made by means of small dots of stain on solder
well end of the contact and is in accordance with the listing shown
above.
WIRE WELL DATA
Contact Size
Well Inside
Diameter
+.004
–.002
Well
Depth
+.031
–.000
Solder Well
Barrel
Outside Diameter
12
.125
.250
.166±.003
16
.094
.188
.125+–..000042
RECOMMENDED WIRE:
I Chromel – Alumel: Use wire in accordance with AN-W-29
II Iron – Constantan: Use wire in accordance with AN-W-8b
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