OMRON ES2-HB

Humidity Sensor
Temperature/Humidity Sensor
ES2-HB ES2-THB
Detect Humidity within an Accuracy of ±3%
in a Compact Body. Controller Set Provides
Superior Humidity Control and Temperature/
Humidity Control.
• Employs high-polymer-resistive Sensor with superior durability.
• Compact and lightweight.
• Measurement ranges of 20% to 95% for humidity and 0 to 55qC
for temperature.
Ordering Information
Name
Model
Humidity Sensor
ES2-HB
Temperature/Humidity Sensor
ES2-THB
Humidity Sensor Module (See note.) ES2-M
Note: This is a replacement item. One Module is provided with the
ES2-HB/-THB. Always attach the Humidity Sensor Module
when using the ES2-HB/-THB. Approximately 7 VDC will be
output for the humidity output if the Module is not attached or is
incompletely attached.
Specifications
Humidity Sensor
section
Note: 1. The maximum ripple voltage of 2% p-p max.
The recommended power supply is the OMRON S82K.
2. ES2-THB only.
3. Do not use or store the Sensor for an extended period at a
humidity of 90% or more.
4. Pt100 (JIS C 1604-1989) is used for the measuring
elements. Set Pt100 for input sensor type of the
Temperature Controller.
Dimensions
Note: All units are in millimeters unless otherwise indicated.
ES2-HB Humidity Sensor
ES2-THB Temperature/Humidity Sensor
22
50
High-polymer resistive
Humidity detection
range
20 to 95%
Humidity detection
accuracy
r3% (25qC, 40 to 80%)
50
Power supply voltage 24 VDC (See note 1.)
Operating voltage
range
85% to 110% of power supply voltage
Current consumption 10 mA max.
Humidity output
Temperature Sensor
Section (See note 2.)
1 to 5 V (for humidity of 0% to 100%)
Permissible load impedance: 100 k: min.
(Use a 1:1 connection when connecting to
an [email protected])
Cover
4 dia.
37
37
Platinum resistance thermometer
Temperature
detection range
0 to 55qC
Temperature output
Pt100: 3 wire (See note 4.)
4 dia.
Communications cable 5 m
length
Operating temperature 0 to 55qC, humidity of 95% max.
and humidity range
(See note 3.)
Storage temperature
and humidity range
(See note 3.)
20 to 60qC, humidity of 95% max.
Degree of protection
IP 20 equivalent
Weight
ES2-HB: Approx. 41 g (excluding cables)
ES2-THB: Approx. 43 g (excluding
cables)
ES2-M Humidity Sensor Module
21
12.7
17.5
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Note: Firmly insert the connector all the way in when mounting the
ES2-M to the Sensor.
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1
ES2-HB ES2-THB
Precautions for Safe Use
Do not use the product in the following locations:
•
•
•
•
Locations subject to water splashing or oil contact
Locations subject to dust or corrosive gases
Locations subject to icing or condensation
Locations subject to direct sunlight
Connection Examples
ES2-HB Humidity Sensor
ES2-THB Temperature/Humidity
Sensor
ES2-THB
ES2-HB
Yellow
Green
Brown
Controller
or PT
White
White
+
A
B
B
+
1 to 5 V
−
−
Red
Black
Red
24 VDC
DC power supply
Black
GND
Temperature input
(platinum resistance
thermometer)
Controller or PT
Humidity input (1 to 5 V)
Controller or PT
24 VDC
DC power supply
GND
Shield (Ground separately.)
Shield (Ground separately.)
Cable Conditions
Item
Model
ES2-HB
ES2-THB
Diameter
AWG22
AWG24
Number of conductors
3
6
Shield
Braided
Braided
Maximum conductive resistance (20qC) 60 :/km max.
92 :/km max.
Finished outer cable diameter
5.9 mm
5.5 mm
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Note: Provide a separate cable according to the details listed
at the left if the length of the supplied cable is insufficient.
The cable can be extended to a maximum of 50 m.
(c)Copyright OMRON Corporation 2007 All Rights Reserved.
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ES2-HB ES2-THB
Application Examples
Temperature and humidity control for vegetable and fruit
growing rooms
Monitoring and data collection for clean rooms and storage
locations
Digital
Controller
ES2-HB
ES-THB
Alarm lamp
Buzzer
Recorder
Factories and clean rooms
Air
conditioner Humidifier
Heater
Temperature
Controller
Digital Controller
Humidity control for constant-humidity warehouses and
rooms for fermentation or ripening
ES2-HB
Temperature and humidity control for drying
Recorder
Humidifier
or
dehumidifier
Digital
Controller
Office
Dehumidifier
Temperature Digital
Controller Controller
Warehouse
Humidity control for plant factories and greenhouses
ES2-THB
Exit side
ES2-HB
Dry air
Sirocco fan
Heater
Exit
Entrance
Digital
Panel Meter
Recorder
Office
Humidifier
or
dehumidifier
Growing
bed
Digital
Controller
Plastic greenhouse
ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.
To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527.
In the interest of product improvement, specifications are subject to change without notice.
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(c)Copyright OMRON Corporation 2007 All Rights Reserved.
3
Read and Understand This Catalog
Please read and understand this catalog before purchasing the products. Please consult your OMRON representative if you have any questions or
comments.
Warranty and Limitations of Liability
WARRANTY
OMRON's exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year (or other period if
specified) from date of sale by OMRON.
OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, REGARDING NON-INFRINGEMENT, MERCHANTABILITY, OR
FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS. ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS
DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. OMRON DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED.
LIMITATIONS OF LIABILITY
OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS, OR COMMERCIAL
LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR
STRICT LIABILITY.
In no event shall responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted.
IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR, OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS
OMRON'S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED, STORED, INSTALLED, AND MAINTAINED AND NOT
SUBJECT TO CONTAMINATION, ABUSE, MISUSE, OR INAPPROPRIATE MODIFICATION OR REPAIR.
Application Considerations
SUITABILITY FOR USE
OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer's
application or use of the product.
At the customer's request, OMRON will provide applicable third party certification documents identifying ratings and limitations of use that apply to the
products. This information by itself is not sufficient for a complete determination of the suitability of the products in combination with the end product,
machine, system, or other application or use.
The following are some examples of applications for which particular attention must be given. This is not intended to be an exhaustive list of all possible
uses of the products, nor is it intended to imply that the uses listed may be suitable for the products:
• Outdoor use, uses involving potential chemical contamination or electrical interference, or conditions or uses not described in this catalog.
• Nuclear energy control systems, combustion systems, railroad systems, aviation systems, medical equipment, amusement machines, vehicles, safety
equipment, and installations subject to separate industry or government regulations.
• Systems, machines, and equipment that could present a risk to life or property.
Please know and observe all prohibitions of use applicable to the products.
NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE
SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT THE OMRON PRODUCT IS PROPERLY RATED AND
INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.
Disclaimers
CHANGE IN SPECIFICATIONS
Product specifications and accessories may be changed at any time based on improvements and other reasons.
It is our practice to change model numbers when published ratings or features are changed, or when significant construction changes are made.
However, some specifications of the product may be changed without any notice. When in doubt, special model numbers may be assigned to fix
or establish key specifications for your application on your request. Please consult with your OMRON representative at any time to confirm actual
specifications of purchased product.
DIMENSIONS AND WEIGHTS
Dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are shown.
ERRORS AND OMISSIONS
The information in this catalog has been carefully checked and is believed to be accurate; however, no responsibility is assumed for clerical,
typographical, or proofreading errors, or omissions.
PERFORMANCE DATA
Performance data given in this catalog is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent
the result of OMRON’s test conditions, and the users must correlate it to actual application requirements. Actual performance is subject to the OMRON
Warranty and Limitations of Liability.
PROGRAMMABLE PRODUCTS
OMRON shall not be responsible for the user's programming of a programmable product, or any consequence thereof.
COPYRIGHT AND COPY PERMISSION
This catalog shall not be copied for sales or promotions without permission.
This catalog is protected by copyright and is intended solely for use in conjunction with the product. Please notify us before copying or reproducing this
catalog in any manner, for any other purpose. If copying or transmitting this catalog to another, please copy or transmit it in its entirety.
2007. 3
OMRON Corporation
In the interest of product improvement, specifications are subject to change without notice.
Industrial Automation Company
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(c)Copyright OMRON Corporation 2007 All Rights Reserved.