Winland HUMID-ALERT HA-4 User manual

Electronic Humidity Sensor
© 2023 Winland Electronics, Inc.
D-075-0123 Rev A(10/2023)
SPECIFICATIONS
Power Requirement 12 VDC or 24VDC, 0.21W Max
Sensing Element Capacitive / IC
Sensing Range 5 to 95% RH at 77 °F (25 °C)
Accuracy ±3% 20 to 50% RH at 77 °F (25 °C)
Response Time TC < 12 minutes
Operating Temperature -40 to +140 °F (-40 to +60 °C)
Weight 5.3oz (150.0g)
Dimensions 3.9” x 2.9“ x 1.7”(9.9cm x 7.4cm x 4.3cm)
ecafruSgnitnuoM mount
Case Material ABS
1ytnarraW Year Limited
CONTENTS
This package contains:
• 1 HA-4
• 2 Mounting screws and 2 anchors
• 1 Installation/Operating Instructions Guide
Tech Support 8:00am - 5:00pm CentralTime
[phone]
www.winland.com
DO NOT OPEN THE CASE. This will void warranty
Environmental Conditions:
HA-4 is meant for Indoor Use Only
Operating Temperature -40 to +140 °F (-40 to +60 °C)
Overvoltage category OVC I
Pollution degree 2
Ingress Protection IP21
Cleaning HA-4:
Clean the device with a soft dry cloth. Do not use liquid cleaners, solvents, or abrasive cleaners.

GENERAL INFORMATION
THEORY OF OPERATION
Installation
To insure proper operation, test weekly.
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
FIGURE 3
(Shows typical use with an EA200-12/24 and EA400-12/24 device)
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 

OUT #1
INPUT #4 INPUT #3 INPUT #2 INPUT #1
OUT #1 OUT #1 OUT #1 OUT #1 PWR ON
PWR OUT
(-) (+)
(-)
(+)
(-)
(+)
(-)
(+)
(-)
(+)
PWR IN
(+) (-)

FIGURE 2

WEEE Product Recovery/Recycling for EU Customers
In an eort to improve waste management in the European Union, the European Union has enacted directive 2002/96/EC onWaste Electrical and Electronic
Equipment (WEEE Directive). According to theWEEE Directive, Winland Electronics must take back waste electrical or electronic equipment covered under the
WEEE Directive, at its cost, for all product it puts on the market after July 1, 2006. The Return Process: ContactWinland via our web site at www.winland.com.
Radio Frequency Interference Requirements:This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1)This device may not cause harmful interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
CE Marking and European Union Compliance: Products intended for sale within the European Union are marked with the CE Mark,
which indicates compliance to applicable Directives and European Norms (EN). Amendments to these Directives or ENs are included:
Electromagnetic Compatibility Directive 2004/108/EC; Low Voltage Directive 2006/95/EC; RoHS Directive 2002/95/EC;WEEE Directive
2002/96/EC.
Statement of Compliance: Winland Electronics, Inc. hereby declares that this device is in compliance with all the applicable Directives
2004/108/EC, 2006/95/EC, 2002/95/EC, 2002/96/EC.
Symbols on the Product or Manual Labeling
EA200 EA400 EA800-ip EAPro-GTWY
each product of Winland’s that it manufactures shall be free from defects in material and factory
operated under normal conditions according to Winland’s instruction.
Winland’s obligation under this limited warranty is limited to correcting the product without
charge, at its factory any part or parts thereof which are returned, transportation charges
prepaid, to the factory within one year of the date of purchase subject to Winland’s examination
showing to Winland’s satisfaction to be covered by this warranty.
Product returns will not be accepted unless a Return Material Authorization has been issued
Correction of such defects by repair, replacement or refund of the amount paid for the product,
warranty. Repaired and replacement parts will be warranted for the remainder of the original
charge.
This limited warranty shall not apply to any of Winland’s products which have been subject to
misuse, negligence, accident or which have been repaired or altered outside of Winland’s factory.


authorized to give warranties on behalf of Winland nor to assume for Winland any other liability
in connection with any Winland product.
Winland shall not be liable for loss, damage or expense resulting, directly or indirectly, from
the use, malfunction or unavailability of its products or any other cause except as stated in this
limited warranty.
The parties agree that the limitation of remedies in this document is an agreed upon allocation of
risk and does not cause the remedy to fail of its essential purpose.