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Omron E8Y - User Manual

Omron E8Y
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"Cube" Type Differential Pressure
Sensor with LED Display Offers High
Precision Sensing
31 (1.22) x 30 (1.18) x 30 (1.18) mm
compact-cube style saves mounting
space
Easy-to-read red LEDs
Digital and analog output available
UL and CE approved
Flow sensing type available
PNP output types and PSI or inch/H2O
types are available on special request
Ordering Information
Differential Pressure Sensor E8Y
SENSOR
Type Pressure range Digital output Analog output Port/Mounting Part number
4.5 mm dia. pipe E8Y-A2C
Rc(PT) 1/8 E8Y-A2C-R
4.5 mm dia. pipe E8Y-A5C
Rc(PT) 1/8 E8Y-A5C-R
4 to 20 mA 4.5 mm dia. pipe E8Y-A2Y
Rc(PT) 1/8 E8Y-A2Y-R
4.5 mm dia. pipe E8Y-A5Y
Rc(PT) 1/8 E8Y-A5Y-R
Flow sensor Rc(PT) 1/8, vertical E8Y-A5C-F03V
Rc(PT) 1/8, horizontal E8Y-A5C-F03H
Rc(PT) 1/8, vertical E8Y-A5C-F20V
Rc(PT) 1/8, horizontal E8Y-A5C-F20H
ACCESSORIES
Description Part number
Panel-mounting bracket E89-Y1
Miniature
differential
pressure
sensor
0 to 2.0 kPa
(0 to 0.29 psi)
0 to 5.0 kPa
(0 to 0.73 psi)
0 to 2.0 kPa
(0 to 0.29 psi)
0 to 5.0 kPa
(0 to 0.73 psi)
0.3 to 3.0 liter/min.
(0.07 to 0.68 gal/min.)
2.0 to 20 liter/min.
(0.45 to 4.54 gal/min.)
NPN open
collector
(2 independent
outputs)
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Omron E8Y Specifications

General IconGeneral
BrandOmron
ModelE8Y
CategorySecurity Sensors
LanguageEnglish

Summary

Differential Pressure Sensor

Product Overview and Features

Describes the compact-cube style sensor, red LEDs, digital/analog outputs, UL/CE approval, and flow sensing types.

Ordering Information

Details product types, pressure ranges, digital/analog outputs, ports, and part numbers for sensors.

Accessories

Lists available accessories such as panel-mounting brackets with their part numbers.

Specifications and Ratings

Ratings and Characteristics

Provides detailed technical specifications for sensor types, power, pressure, accuracy, and environmental conditions.

Application Examples

Use Cases

Illustrates applications for filter clogging detection, exhaust fan rotation, and air flow control.

Nomenclature and Display

Pressure Sensor Nomenclature

Identifies key components of the E8Y pressure sensor, including display and operation keys.

Operation Keys

Explains the function of ADJ, MODE, and UP/DOWN keys for measurement and setting modes.

Operation Functions

Pressure Units Switching

Allows switching between mmH2O and kPa units for pressure measurement.

Comparative Output Modes

Details Hysteresis and Window modes for ON/OFF outputs, including normal open/close configurations.

Auto-teaching Function

Explains 2-point auto-teaching for setting ON/OFF points with hysteresis based on actual objects.

Advanced Functions

1-Point Auto-teaching

Describes 1-point auto-teaching for setting ON/OFF points in window mode using a reference point.

Key-protect and Speed Control

Covers set value lock function and adjustable display speed for measured pressure values.

Error Display Codes

Lists and explains error codes for zeroing, teaching, short-circuit, abnormal pressure/flow, and input errors.

Dimensions and Mounting

Pressure Sensor Dimensions

Provides detailed dimensions for standard and die-cast port pressure sensor types.

Flow Sensor Dimensions

Shows dimensions for vertical and horizontal mounting types of flow sensors.

Accessories and Precautions

Mounting Brackets

Details dimensions for Mounting Brackets A and B, and the Panel Mounting Bracket E89-Y1.

Panel Cutout Dimensions

Specifies panel cutout dimensions for the E89-Y1 Panel Mounting Bracket.

Environmental Precautions

Advises against using the product in hazardous environments, with incorrect voltage, or exposure to water.

Correct Use Guidelines

Instructs on proper usage, pressure port connection, cable handling, filtering, and output lead management.

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