Omron-Electronics-MY4H-0-AC110-120

Hermetically Sealed Relay  

MY4H  

Hermetically Sealed Relay Ideal for  

Hazardous Locations  

• Class 1 Division 2 approved.  

• Fully hermetically sealed for hazardous locations.  

• Cadmium-free contacts for environment-friendly use.  

• Models with bifurcated contact also available.  

• Conforms to UL508 and CSA 22.2.  

Model Number Structure  

■

Model Number Legend  

MY-  

–

–

1

2

3

4

5

1. Number

 

of Poles  

3. Enclosure

 

ratings  

4:  

4 poles  

H:  

4. Approval  

US:  

5. Rated

 

voltage  

12 VDC, 24 VDC, 24 VAC, 110/120 VAC  

Hermetically sealed  

2. Contact  

Blank: Single  

Z: Bifurcated  

Class 1 Division 2 approval  

Ordering Information  

■

List of Models  

Type  

Contact form  

Plug-in socket/solder terminals  

MY4H-US  

MY4ZH-US  

Hermetically sealed  

4PDT  

4PDT (bifurcated)  

Hermetically Sealed Relay

MY4H  

1

Specifications  

■

Ratings  

Coil  

Rated voltage (V)  

Rated current (mA)  

50 Hz

 

60 Hz  

Coil resistance  

Must operate  

voltage  

Must release  

voltage  

Max. voltage  

110%  

Power  

(

Ω

)  

consumption  

DC  

AC  

12  

24  

75  

36.9  

160  

80% max.  

10% min.  

900 mW  

650  

110/120 9.9/10.8  

24 53.8  

8.4/9.2  

4,430  

180  

30% min.  

0.9-1.1 VA  

(60 Hz)  

46  

Contact Ratings  

Contact material  

Rated load  

Ag alloy  

Resistive  

p.f.=1  

110 VAC, 3 A  

24 VDC, 3 A  

Inductive  

p.f.=0.4  

L/R–7 ms  

110 VAC, 8 A  

24 VDC, 1.5 A  

Rated carry current  

3 A  

Max. switching voltage  

Max. switching current  

Max. switching power  

125 VAC, 125 VDC  

3 A  

330 VA  

72 W  

■

Characteristics  

Contact resistance  

50 m

Ω

max.  

Operate time  

20 ms max.  

20 ms max.  

Release time  

Max. operating  

frequency  

Mechanical:  

Electrical:  

18,000 operations/hr  

1,800 operations/hr (under rated load)  

Insulation resistance  

Dielectric strength  

100 M

Ω

min. (at 500 VDC)  

1,000 VAC, 1 min between coil and contacts  

1,000 VAC, 1 min between contacts of different polarity  

700 VAC, 1 min between contacts of same polarity  

Vibration resistance  

Shock resistance  

Destruction:  

Malfunction:  

10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)  

10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)  

Destruction:  

Malfunction:  

1,000 m/s

2  

When energized:  

200 m/s

2  

When not energized:

 

200 m/s

2  

Endurance  

Mechanical: Single

 

contact: 50,000,000 operations  

Bifurcated contact: 5,000,000 operations  

Electrical:  

100,000 operations. (Single contact)  

50,000 operations. (Bifurcated contact)  

Ambient temperature  

Ambient humidity  

Weight  

Operating:  

Operating:  

Approx. 50 g  

–25 to 60

°

C  

5% to 85%  

2

Hermetically Sealed Relay

MY4H  

Engineering Data  

Maximum Switching Power

 

Endurance  

MY4(Z)H  

MY4H  

AC resistive load  

AC inductive  

load (cos

φ

=0.4)  

110 VAC resistive load  

24 VDC resistive load  

DC resistive load  

DC inductive load  

(L/R = 7 ms)  

110 VAC inductive  

load (cos

φ

=0.4)  

24 VDC inductive load (L/R = 7 ms)  

Switching voltage (V)  

Switching current (A)  

Note:

The endurance is half for bifurcated contact models.  

Dimensions  

Terminal Arrangement/  

Internal Connections  

Solder Terminal Models  

MY4(Z)H  

2.6  

(BOTTOM VIEW)  

Fourteen, 1.2-dia.

×

3, round holes  

22 max.  

28.5 max.  

(There is no coil polarit

y

.

)  

35 max.  

6.4  

Hermetically Sealed Relay

MY4H  

3

Socket  

Track-mounted Socket Conforming to  

Class 1 Division 2  

• Special Socket with Class 1 Division 2 approval.  

• Holding clips contribute to safety by preventing the Relay  

falling out of the Socket due to vibration.  

■

Ordering Information  

Item  

Pole  

Mode  

T

r

ack-mounted socket  

4

PYF14A-E-US  

Note: 1.

 

Class 1 Division 2 approval is obtained for use with the MY4(Z)H Rela

y

.  

2.

Clips are not included.  

■

Dimensions  

Terminal Arrangement/  

Internal Connections  

PYF14A-E-US  

Mounting Holes  

+0.2  

−

0.1  

T

o

w, 4.2×5  

mounting  

6

T

w

o, M3, M4, or 4.5-dia holes  

14-M3x8  

(Top View)  

72 max.  

4

(TOP VIEW)  

29.5 max.  

Note:

T

r

ack mounting is also  

31 max.  

possible.  

■

Accessory (Option)  

PYC-A1  

(2 pcs per set)  

36.3  

4.5  

4.5  

1.2  

ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.  

To

c

onvert millimeters into inches, multiply by 0.03937.

T

o

c

onvert grams into ounces, multiply by 0.03527.  

In the interest of product improvement, specifications are subject to change without notice.  

Cat. No. J131-E1-02  

4

Hermetically Sealed Relay

MY4H  

Terms and Conditions of Sale  

1. Offer;

 

Acceptance. These terms and conditions (these “Terms”) are deemed  

part of all quotes, agreements, purchase orders, acknowledgments, price lists,  

catalogs, manuals, brochures and other documents, whether electronic or in  

writing, relating to the sale of products or services (collectively, the “Products”)  

by Omron Electronics LLC and its subsidiary companies (“Omron”). Omron  

objects to any terms or conditions proposed in Buyer’s purchase order or other  

documents which are inconsistent with, or in addition to, these

T

e

rms.  

2. Prices;

 

Payment

T

e

rms. All prices stated are current, subject to change with-  

out notice by Omron. Omron reserves the right to increase or decrease prices  

on any unshipped portions of outstanding orders. Payments for Products are  

due net 30 days unless otherwise stated in the invoice.  

ITY OR FITNESS FOR A

P

A

RTICULAR PURPOSE OF THE PRODUCTS.  

BUYER ACKNOWLEDGES TH

A

T

I

T ALONE HAS DETERMINED TH

A

T

T

HE  

PRODUCTS WILL SUI

T

A

B

L

Y

M

EET THE REQUIREMENTS OF THEIR  

INTENDED USE. Omron further disclaims all warranties and responsibility of  

any type for claims or expenses based on infringement by the Products or oth-  

erwise of any intellectual property right. (c) Buyer Remedy. Omron’s sole obli-  

gation hereunder shall be, at Omron’s election, to (i) replace (in the form  

originally shipped with Buyer responsible for labor charges for removal or  

replacement thereof) the non-complying Product, (ii) repair the non-complying  

Product, or (iii) repay or credit Buyer an amount equal to the purchase price of  

the non-complying Product; provided that in no event shall Omron be responsi-  

ble for warranty, repair, indemnity or any other claims or expenses regarding  

the Products unless Omron’s analysis confirms that the Products were prop-  

erly handled, stored, installed and maintained and not subject to contamina-  

tion, abuse, misuse or inappropriate modification. Return of any Products by  

Buyer must be approved in writing by Omron before shipment. Omron Compa-  

nies shall not be liable for the suitability or unsuitability or the results from the  

use of Products in combination with any electrical or electronic components,  

circuits, system assemblies or any other materials or substances or environ-  

ments. Any advice, recommendations or information given orally or in writing,  

are not to be construed as an amendment or addition to the above warranty.  

See http://

or contact your Omron representative for pub-  

lished information.  

3. Discounts.

 

Cash discounts, if an

y

,

w

ill apply only on the net amount of invoices  

sent to Buyer after deducting transportation charges, taxes and duties, and will  

be allowed only if (i) the invoice is paid according to Omron’s payment terms  

and (ii) Buyer has no past due amounts.  

4. Interest.

 

Omron, at its option, may charge Buyer 1-1/2% interest per month or  

the maximum legal rate, whichever is less, on any balance not paid within the  

stated terms.  

5. Orders.

 

Omron will accept no order less than $200 net billing.  

6. Governmental

 

Approvals. Buyer shall be responsible for, and shall bear all  

costs involved in, obtaining any government approvals required for the impor-  

tation or sale of the Products.  

7.

T

a

xes.

 

All taxes, duties and other governmental charges (other than general  

real property and income taxes), including any interest or penalties thereon,

 

14. Limitation on Liability; Etc. OMRON COM

P

A

NIES SHALL NOT BE LIABLE  

imposed directly or indirectly on Omron or required to be collected directly or  

indirectly by Omron for the manufacture, production, sale, deliver

y

,

i

mporta-  

tion, consumption or use of the Products sold hereunder (including customs  

duties and sales, excise, use, turnover and license taxes) shall be charged to  

and remitted by Buyer to Omron.  

FOR SPECIAL, INDIREC

T

,

I

NCIDEN

T

A

L, OR CONSEQUENTIAL DAMAGES,  

LOSS OF PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY  

WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS  

BASED IN CONTRAC

T

,

W

ARRANT

Y

,

N

EGLIGENCE OR STRICT LIABILIT

Y

.  

Further, in no event shall liability of Omron Companies exceed the individual  

price of the Product on which liability is asserted.  

8. Financial.

 

If the financial position of Buyer at any time becomes unsatisfactory  

to Omron, Omron reserves the right to stop shipments or require satisfactory

 

15. Indemnities. Buyer shall indemnify and hold harmless Omron Companies and  

security or payment in advance. If Buyer fails to make payment or otherwise  

comply with these

T

e

rms or any related agreement, Omron may (without liabil-  

ity and in addition to other remedies) cancel any unshipped portion of Prod-  

ucts sold hereunder and stop any Products in transit until Buyer pays all  

amounts, including amounts payable hereunder, whether or not then due,  

which are owing to it by Buyer. Buyer shall in any event remain liable for all  

unpaid accounts.  

their employees from and against all liabilities, losses, claims, costs and  

expenses (including attorney’s fees and expenses) related to any claim, inves-  

tigation, litigation or proceeding (whether or not Omron is a party) which arises  

or is alleged to arise from Buyer’s acts or omissions under these

T

e

rms or in  

any way with respect to the Products.

 

Without limiting the foregoing, Buyer (at  

its own expense) shall indemnify and hold harmless Omron and defend or set-  

tle any action brought against such Companies to the extent based on a claim  

that any Product made to Buyer specifications infringed intellectual property  

rights of another part

y

.  

9. Cancellation;

 

Etc. Orders are not subject to rescheduling or cancellation  

unless Buyer indemnifies Omron against all related costs or expenses.  

10. Force Majeure. Omron shall not be liable for any delay or failure in delivery

 

16. Property; Confidentiality. Any intellectual property in the Products is the exclu-  

resulting from causes beyond its control, including earthquakes, fires, floods,  

strikes or other labor disputes, shortage of labor or materials, accidents to  

machiner

y

,

a

cts of sabotage, riots, delay in or lack of transportation or the  

requirements of any government authority.  

sive property of Omron Companies and Buyer shall not attempt to duplicate it  

in any way without the written permission of Omron. Notwithstanding any  

charges to Buyer for engineering or tooling, all engineering and tooling shall  

remain the exclusive property of Omron. All information and materials supplied  

by Omron to Buyer relating to the Products are confidential and proprietary,  

and Buyer shall limit distribution thereof to its trusted employees and strictly  

prevent disclosure to any third part

y

.  

11. Shipping; Delivery. Unless otherwise expressly agreed in writing by Omron:  

a

.

S

hipments shall be by a carrier selected by Omron; Omron will not drop ship  

except in “break down” situations.  

b. Such carrier shall act as the agent of Buyer and delivery to such carrier shall

 

17. Export Controls. Buyer shall comply with all applicable laws, regulations and  

constitute delivery to Buyer;  

licenses regarding (i) export of products or information; (iii) sale of products to  

“forbidden” or other proscribed persons; and (ii) disclosure to non-citizens of  

regulated technology or information.  

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erwise stated in writing by Omron), at which point title and risk of loss shall  

pass from Omron to Buyer; provided that Omron shall retain a security inter-

 

18. Miscellaneous. (a) Waiver. No failure or delay by Omron in exercising any right  

est in the Products until the full purchase price is paid;  

d

.

D

elivery and shipping dates are estimates only; and  

e

.

O

mron will package Products as it deems proper for protection against nor-  

mal handling and extra charges apply to special conditions.  

and no course of dealing between Buyer and Omron shall operate as a waiver  

of rights by Omron. (b) Assignment. Buyer may not assign its rights hereunder  

without Omron’s written consent. (c) Law. These

T

e

rms are governed by the  

law of the jurisdiction of the home office of the Omron company from which  

Buyer is purchasing the Products (without regard to conflict of law princi-  

ples). (d)

 

Amendment. These

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e

rms constitute the entire agreement between  

Buyer and Omron relating to the Products, and no provision may be changed  

or waived unless in writing signed by the parties. (e) Severabilit

y

.

I

f any provi-  

sion hereof is rendered ineffective or invalid, such provision shall not invalidate  

any other provision. (f) Setoff. Buyer shall have no right to set off any amounts  

against the amount owing in respect of this invoice. (g) Definitions. As used  

herein, “including” means “including without limitation”; and “Omron Compa-  

nies” (or similar words) mean Omron Corporation and any direct or indirect  

subsidiary or affiliate thereof.  

12. Claims. Any claim by Buyer against Omron for shortage or damage to the  

Products occurring before delivery to the carrier must be presented in writing  

to Omron within 30 days of receipt of shipment and include the original trans-  

portation bill signed by the carrier noting that the carrier received the Products  

from Omron in the condition claimed.  

13. Warranties. (a) Exclusive Warranty. Omron’s exclusive warranty is that the  

Products will be free from defects in materials and workmanship for a period of  

twelve months from the date of sale by Omron (or such other period expressed  

in writing by Omron). Omron disclaims all other warranties, express or implied.  

(b) Limitations. OMRON MAKES NO WARRANTY OR REPRESENT

A

T

ION,  

EXPRESS OR IMPLIE

D

, ABOUT NON-INFRINGEMEN

T

,

M

ERCHAN

T

A

BIL-  

Certain Precautions on Specifications and Use  

1. Suitability

 

of Use. Omron Companies shall not be responsible for conformity  

with any standards, codes or regulations which apply to the combination of the  

Product in the Buyer’s application or use of the Product. At Buyer’s request,  

ADDRESS THE RISKS, AND TH

A

T

T

HE OMRON’S PRODUCT IS PROP-  

ER

L

Y

R

A

T

ED AND INS

T

A

LLED FOR THE INTENDED USE WITHIN THE  

OVERALL EQUIPMENT OR SYSTEM.  

Omron will provide applicable third party certification documents identifying

 

2. Programmable

 

Products. Omron Companies shall not be responsible for the  

ratings and limitations of use which apply to the Product. This information by  

itself is not sufficient for a complete determination of the suitability of the Prod-

 

3. Performance

 

Data. Data presented in Omron Company websites, catalogs  

user’s programming of a programmable Product, or any consequence thereof.  

uct in combination with the end product, machine, system, or other application  

or use. Buyer shall be solely responsible for determining appropriateness of  

the particular Product with respect to Buyer’s application, product or system.  

Buyer shall take application responsibility in all cases but the following is a  

non-exhaustive list of applications for which particular attention must be given:  

and other materials is provided as a guide for the user in determining suitabil-  

ity and does not constitute a warranty. It may represent the result of Omron’s  

test conditions, and the user must correlate it to actual application require-  

ments. Actual performance is subject to the Omron’s Warranty and Limitations  

of Liability.  

(i) Outdoor

 

use, uses involving potential chemical contamination or electrical

 

4. Change

 

in Specifications. Product specifications and accessories may be  

interference, or conditions or uses not described in this document.  

(ii) Use

 

in consumer products or any use in significant quantities.  

(iii) Energy control systems, combustion systems, railroad systems, aviation  

systems, medical equipment, amusement machines, vehicles, safety equip-  

ment, and installations subject to separate industry or government regulations.  

(iv) Systems, machines and equipment that could present a risk to life or prop-  

ert

y

.

P

lease know and observe all prohibitions of use applicable to this Prod-  

uct.  

changed at any time based on improvements and other reasons. It is our prac-  

tice to change part numbers when published ratings or features are changed,  

or when significant construction changes are made. However, some specifica-  

tions of the Product may be changed without any notice. When in doubt, spe-  

cial part numbers may be assigned to fix or establish key specifications for  

your application. Please consult with your Omron’s representative at any time  

to confirm actual specifications of purchased Product.  

5. Errors

 

and Omissions. Information presented by Omron Companies has been  

checked and is believed to be accurate; however, no responsibility is assumed  

for clerical, typographical or proofreading errors or omissions.  

NEVER USE THE PRODUCT FOR AN APPLIC

A

T

ION INVO

L

V

ING SERIOUS  

RISK TO LIFE OR PROPERTY OR IN LARGE QUANTITIES WITHOUT  

ENSURING TH

A

T

T

HE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO  

OMRON AUTOMATION AND SAFETY • THE AMERICAS HEADQUARTERS •

Hoffman Estates, IL USA

•

847.843.7900

•

800.556.6766

•

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Cono Sur • 54.11.4783.5300  

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OTHER OMRON LATIN AMERICA SALES  

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54.11.4783.5300  

OMRON ELETRÔNICA DO BRASIL

L

T

DA • HEAD OFFICE  

São Paulo, S

P

,

B

OMRON EUROPE B.V. •

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•

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•

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Cat. No. J131-E1-02

 

07/05  

Note: Specifications are subject to change.  

© 2014 Omron Electronics LLC  

Printed in U.S.A.  

Printed on recycled paper.