+
-
FED. MFG. CODE 91929
+
REVISIONS
ISSUE
DRAWING
NUMBER
DRAWN
CHECK CHECK
CHECK
RELEASE NO. REPLACES
PTC/CAD
THIRD ANGLE PROJECTION
SCALE
DO NOT SCALE PRINT
+
WEIGHT
CATALOG LISTING
THIS DRAWING COVERS A PROPRIETARY ITEM AND IS THE PROPERTY OF MICRO SWITCH. A DIVISION OF
HONEYWELL. THIS DRAWING IS NOT TO BE C OPIED OR USED WITHOUT THE APPROVAL OF MICRO SWITCH.
+
-
-
-
ONE PLACE (.0) .030
TWO PLACES (.00) .015
THREE PLACES (.000) .005
ANGLES
Honeywell Division
UNLESS OTHERWISE SPECIFIED
TOLERANCES ARE
ANSI Y14.5M-1982 APPLIES
PAGE
38HM46
6
1 OF 1
CSL 24 FEB 03
PR-22237
X100923-HM
38HM46
SWITCH AND
CONNECTOR ASSEMBLY
2:1
38HM46
A
207497
C S L
24 FEB 03
2D
SAV 24 FEB 03
B
207593
L J B
6 MAR 03
C
0064546
B M
18 MAY 10
FLEXIBLE INSULATOR
NOTES
1 - UNIT INCLUDES 2HM SERIES TYPE BASIC SWITCH WITH
ACTUATOR ASSEMBLED
2 ADJUSTMENT CAUTION: DO NOT ALLOW ACTUATOR LEAF TO COME
IN CONTACT WITH FIXED END OF HM LEVER, SEAL DAMAGE MAY OCCUR
3 LEAF ACTUATOR ADJUSTED TO MEET SPECIFIED OPERATING
POSITION PRIOR TO DELIVERY. DISASSEMBLY AND SUBSEQUENT
REASSEMBLY MAY ALTER THIS CONDITION
4 3X NO. 18 WIRE LEAD PER MIL-W-22759/11 (RED N.C., BLACK COM.
YELLOW N.O.)
5 2X CORROSION RESISTANT STEEL LOCKWASHER
6 2X 2-56 UNC X .500 CORROSION RESISTANT STEEL ROUND HEAD
MACHINE SCREW
7 2X 2-56 UNC CORROSION RESISTANT STEEL HEX NUT
8 .19 X .12 WIDE CORROSION RESISTANT STEEL ROLLER
(CONCENTRICITY .005 FIM)
9 HOLES THROUGH ACTUATOR WILL SIMULTANEOUS ACCEPT
.087 MIN PINS ON .375 #.002 CENTERS
10 - INSULATION RESISTANCE BETWEEN EITHER PIN AND
CONNECTOR SHELL MUST BE 100 MEGOHMS MIN AT 500 VDC
11 3X HEAT SHRINK TUBING PER M23053/12-312-C OR EQUIVALENT
12 HEAT SHRINK TUBING PER M23053/12-325-C OR EQUIVALENT
13 BASIC SWITCH IS CATEGORY II DEVICE PER MIL-S-8805/8
14 CONTACT HONEYWELL/MICRO SWITCH IF ADDITIONAL INFORMATION
ON LOW ENERGY LOADS IS REQUIRED OR FOR HELP WITH
SPECIFIC APPLICATIONS
RED
YELLOW
BLACK
.16
.16
5.20#.25
.02#.02
.3#.1
OVERLAP
.3#.1
(.012)
.123#.015 AT
OPERATING
POSITION
.615 MAX
(.375)
.210 MAX
.8#.1
.673#.015
OPERATING
POSITION 3
.78#.03
FREE
POSITION 3
.650 MAX
(.250)
.217 MAX
NO
4
METAL
TERMINAL
GUARD
EPOXY EMBEDMENT
11
12
M83723/88H1203N
2
C NC
8
9
5
7
6
13
SPECIFICATION DETAILS:
STANDARD:
13
DIELECTRIC STRENGTH INSULAT ION RESISTANCE
CONSTRUCTION:
ENCLOSURE DESIGN
CONTACT MATERIAL & CONFIGURATION
CIRCUIT CONFIGURATION
TERMINATION
WEIGHT
EXPOSED METALS
HERMETIC SEAL
SILVER
SEE CIRCUIT DIAGRAM
SEE DRAWING
CORROSION RESISTANT STAINLESS STEEL
ELECTRICAL CHARACTERISTICS:
ELECTRICAL RATINGS
-SEA LEVEL
-70,000 FEET
DIELECTRIC STRENGTH & INSULATION RES
(BASIC SWITCH)
-BETWEEN TERMINALS AND EXPOSED
NON-CURRENT CARRYING METAL
-BETWEEN TERMINALS OF MUTUALLY
INSULATED CIRCUITS
-BETWEEN ALL UNCONNECTED TERMINALS
OF THE SAME POLE
SWITCH RESISTANCE
RECOMMENDATION OR USE IN APPL LESS
THAN .5 amps AND/OR 12 volts
LOAD SEA LEVEL 70,000 FT
28 VDC 115 VAC, 400 CPS 28 VDC
MECHANICAL CHARACTERISTICS:
OPERATING FORCE
RELEASE FORCE
DIFFERENTIAL TRAVEL
OVERTRAVEL
MOUNTING STRENGTH
LIFE:
MECHENICAL LIFE
ELECTRICAL LIFE AT FULL RATED LOAD
ENVIRONMENTAL:
TEMPERATURE RANGE
ALTITUDE RANGE
SHOCK 13
VIBRATION 13
MOISTURE RESISTANCE 13
THERMAL SHOCK 13
SALT SPRAY 13
( 60 Hz FOR 5 SECONDS)
N/A
N/A 14
9 OZ MAX
2 OZ MIN
.030 MAX
.030 MIN
N/A
25,000 MIN
25,000 MIN
-65$F TO +250 $F
SEA LEVEL TO 70,000 FT
PER MIL-S-8805 SYMBOL M-100g
PER MIL-S-8805 SYMBOL 2 - 10-2000 Hz & 15g PEAK
PER MIL-S-8805
PER MIL-S-8805
PER MIL-S-8805
RESISTIVE
INDUCTIVE
LAMP
4 AMP
2 AMP
1 AMP
2 AMP
2 AMP
.5 AMP
4 AMP
2 AMP
1 AMP
CONTACT ARRANGEMENT S.P.D.T.
(500 VDC # 10%)
1000 V Rms, 500 A (MAX LEAKAGE) 1000 Megohm MIN
1000 V Rms, 500 A (MAX LEAKAGE) 1000 Megohm MIN
1000 V Rms, 500 A (MAX LEAKAGE) 1000 Megohm MIN
CIRCUIT DIAGRAM
1
2
RED
BLACK
NC
NO
CONNECTOR SWITCH
C
3
YELLOW
