Installation - Omron E8F2 Instruction Manual

Pressure sensor
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E8F2
Precautions
Warnings
Environment
Do not use the Sensor in locations subject to explosive of flammable
gases.
Power Supply Voltage
Do not impose any voltage exceeding the rated voltage on the
E8F2, otherwise the E8F2 may be damaged.
Short-circuit in Load
Do not short-circuit the load connected to the E8F2, otherwise the
E8F2 may be damaged.
Incorrect Wiring
When supplying power to the E8F2, make sure that the polarity of
the power is correct, otherwise the E8F2 may be damaged.
Precautions

Installation

Do not use the Sensor in an environment subject to corrosive or
combustible gases.
Wiring
Do not wire power lines or high-tension lines alongside the lines
of the E8F2.
If no linear output is used, cut the gray lead wire short and apply
insulating tape to the lead wire so that it will not come into contact
with any other terminal.
Mounting
Mount the Sensor so that ultrasonic vibrations will not be applied
directly to the Sensor.
Do not insert any wire into the pressure sections. Doing so may
damage the pressure elements and cause a malfunction.
Do not apply a tensile strength in excess of 50 N to the cords or
connectors.
The pressure-introducing section (aluminum die-cast made) is
fixed with tapered R(PT)1/8 male screws and M5 female screws.
When using tapered screws, use tapered Rc(PT)1/8 female
screws.
ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.
To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527.
Cat. No. D086-E1-1
In the interest of product improvement, specifications are subject to change without notice.
OMRON Corporation
Industrial Sensors Division
Sensing Devices and Components Division H.Q.
28th Fl., Crystal Tower Bldg.,
1-2-27, Shiromi, Chuo-ku,
Osaka 540-6028 Japan
Phone: (81)6-949-6012 Fax: (81)6-949-6021
18
Wrap the tapered R(PT)1/8 male screws with sealing tape to
prevent any leakage. Tighten the male screws to a torque of
10 N S m max.
Tighten M5 female screws to a torque of 2 N S m max.
Tightening each male screw by using a 12-mm wrench to hold its
hexagonal head, not its body.
E8F2
When attaching the Mounting Bracket to the Sensor, make sure
that each M3 screw is tightened to a torque of 0.5 N S m max.
Adjustments
Filter the gas with an appropriate air filter so that the applied gas
will be free of moisture or oil.
Be sure to use the Sensor under the rated pressure.
When setting the set pressure of the ON or OFF point of the
output transistor by pressing the mode selection key, use a
manometer if precise pressure settings are required. The
Sensor has a display error of 3% FS ±1 digit at room
temperature. Refer to Specifications .
Reset Time
The Sensor is ready to operate 0.5 s after the Sensor is turned
ON.
Others
Make sure that the Sensor is free of water.
E8F2
Hexagonal head
Printed in Japan
0998-3M (0998) a

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