For application help, call 1-800-537-6945
Honeywell MICRO SWITCH Division 1
Humidity Sensors HIH Series
RELATIVE HUMIDITY
MOUNTING DIMENSIONS (for reference only) mm/in
CAUTION
PRODUCT DAMAGE
The inherent design of this component causes it to be
sensitive to electrostatic discharge (ESD). To prevent
ESD-induced damage and/or degradation, take normal
ESD precautions when handling this product.
NIST CALIBRATION
Each HIH-3602-A or HIH-3602-C sensor includes an
individual calibration and data printout. Sensors are not
individually serialized.
INTERNAL PIN CONNECTIONS
0,46 mm [0.018 in] dia. lead gold plated (6 places)
A, B
(IH-3602-A) Thermistor for temperature compensation
A, B
(IH-3602-C) RTD for temperature compensation
C
+VDC supply
D
(-) Power or ground
E
VDC out
F
Case ground
SENSOR CAP, NICKEL 200
C
BOTTOM VIEW
A, B
6,35 DIA. REF.
0.25
FILTER DISC, SST
HIH-3602-A and HIH-3602-C
SENSOR TANG
0.030
0,76 REF.
9,14 DIA. REF.
0.360
0,76 REF.
0.030
E
D
F
0,25
+-
8,89
6,60 REF
0.260
0.010
0.350
DIA. REF.
8,26
0.325
2 Honeywell MICRO SWITCH Division
For application help, call 1-800-537-6945
RELATIVE HUMIDITY
Humidity Sensors HIH Series
MICRO SWITCH
Honeywell Inc.
11 West Spring Street
Freeport, Illinois 61032
Printed with Soy Ink
on 50% Recycled Paper
WARRANTY and REMEDY
Honeywell warrants goods of its manufacture as being
free of defective materials and faulty workmanship.
Contact your local sales office for warranty information.If
warranted goods are returned to Honeywell during the
period of coverage, Honeywell will repair or replace
without charge those items it finds defective. The
foregoing is Buyers sole remedy and is in lieu of all
other warranties, expressed or implied, including
those of merchantability and fitness for a particular
purpose.
While we provide application assistance, personally,
through our literature and the Honeywell website, it is up
to the customer to determine the suitability of the
product in the application.
Specifications may change at any time without notice.
The information we supply is believed to be accurate and
reliable as of this printing. However, we assume no respon-
sibility for its use.
For application assistance, current specifications,
or name of the nearest Authorized Distributor, contact
a nearby sales office. Or call:
1-800-537-6945 USA
1-800-737-3360 Canada
OUTPUT VOLTAGE vs. RELATIVE HUMIDITY ( at 0C)
OUTPUT VOLTAGE vs. RELATIVE HUMIDITY ( at 0C,
25C, and 85C)
Relative Humidity (%)
4.07
2.0
O
u
t
p
u
t
V
o
l
t
a
g
e
(
V
D
C
)
0.5
0
0.0
1.5
1.0
20
0.8
2.5
3.0
3.5
4.0
80
100
Linear Fit
Best
40
60
Sensor
0C
Response
4.07
2.0
O
u
t
p
u
t
V
o
l
t
a
g
e
(
V
D
C
)
0.5
0
0.0
1.5
1.0
20
2.5
3.0
4.5
3.5
4.0
3.90
0.8
40
100
60
80
3.50
Relative Humidity (%)
25 C
0 C
85 C
RH SENSOR CONSTRUCTION
Sensor construction consists of a planar capacitor with a
second polymer layer to protect against dirt, dust, oils
and other hazards.
SUBSTRATE (SILICON)
THERMOSET POLYMER
THERMOSET
POLYMER
PLATINUM LAYER
POROUS PLATINUM LAYER
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