User Guide

C7600A,C SOLID STATE HUMIDITY SENSORS
63-2418—06 2
ORDERING INFORMATION
When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the
TRADELINE® Catalog or price sheets for complete ordering number.
If you have additional questions, need further information, or would like to comment on our products or services, please write or
phone:
1. Your local Honeywell Automation and Control Products Sales Office (check white pages of your phone directory).
2. Honeywell Customer Care
1885 Douglas Drive North
Minneapolis, Minnesota 55422-4386
In Canada—Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Toronto, Ontario M1V 4Z9.
International Sales and Service Offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France,
Germany, Japan, Mexico, Netherlands, Spain, Taiwan, United Kingdom, U.S.A.
SPECIFICATIONS
IMPORTANT
Specifications given herein do not include normal
manufacturing tolerances. Therefore, individual units
may not exactly match listed specifications. Also, this
product is tested/calibrated under closely controlled
conditions. Minor differences in performance can be
expected if those conditions are changed.
Models: Series 1000 (C7600A100X and C7600C100X) are
in the black case and series 2000 (C7600A200X and
C7600C200X) are in the smaller grey case (see figure on
page 1). Refer to Table 1.
Table 1. C7600A,C Solid State Humidity Sensor Models.
Dimensions: See Fig. 1 and Fig. 2.
Mounting: Duct-mounted indoors, or wall-mounted outdoors
in a location protected from rain, snow, or direct sunlight. A
duct mounting kit
a
is available for the 2000 series sensor
models (C7600A2xxx and C7600C2xxx).
Case: Compact, rugged, lightweight plastic case.
Terminals: Two 1/4 in. (6 mm) quick-connect terminals.
Electrical Ratings:
Input: 12 to 40 Vdc.
Output: 4 to 20 mA signal. The relationship of output current
vs. relative humidity is shown in Table 2 and in Fig. 3 and
Fig. 4 on page 3.
Maximum Power Consumption (at 24V): 0.50 VA.
Electrical Connections: Two 1/4 in. quick-connect terminals.
Ambient Temperature Ranges:
Operating: 32°F to 125°F (0°C to 52°C).
Shipping: -40°F to +150°F (-40°C to +66°C).
Table 2. C7600 Output Current vs. Humidity.
a
I = sensor output (in mA); RH = percent relative humidity.
Humidity:
Operating Range: 10 to 90 percent RH, non-condensing.
Time Constants:
Airflow: 500 fpm.
Time: 15 minutes.
Approvals:
Underwriters Laboratories Inc. Flammability Rating:
C7600A: UL94V-0.
C7600C: UL94-5V.
Fig. 1. C7600A1xxx and C7600C1xxx Humidity Sensor
dimensions in inches [mm].
Model Use With
C7600A W7600 or
controller requiring 4-20 mA reverse acting input
C7600C H775 or
controller requiring 4-20 mA direct acting input
a
Honeywell part number 50053060-001
Model Relationship
a
C7600A I = -0.16 x RH + 20
C7600C I = +0.16 x RH + 4
2-3/4
(70)
3-5/32
(80)
9/16
(14)
3-7/8 (96)
5/16 (8)
1 (25)
7/32 (6)
M3129A