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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
4:
4 poles
2. Contact
Blank: Single
Z:
Bifurcated
Ordering Information
■ List of Models
Type
Hermetically sealed
4PDT
4PDT (bifurcated)
Contact form
Plug-in socket/solder terminals
MY4H-US
MY4ZH-US
3. Enclosure ratings
H:
Hermetically sealed
4. Approval
US:
Class 1 Division 2 approval
5. Rated voltage
12 VDC, 24 VDC, 24 VAC, 110/120 VAC
Hermetically Sealed Relay
MY4H
1
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Summary of Contents for Omron MY4H
- Page 1 Hermetically sealed 2. Contact 4. Approval Blank: Single Class 1 Division 2 approval Bifurcated 5. Rated voltage 12 VDC, 24 VDC, 24 VAC, 110/120 VAC Ordering Information ■ List of Models Type Contact form Plug-in socket/solder terminals Hermetically sealed 4PDT...
- Page 2 700 VAC, 1 min between contacts of same polarity Vibration resistance Destruction: 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude) Malfunction: 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)
- Page 3 (L/R = 7 ms) 110 VAC inductive 24 VDC inductive load (L/R = 7 ms) load (cosφ=0.4) Switching voltage (V) Switching current (A) Note: The endurance is half for bifurcated contact models. Dimensions Terminal Arrangement/ Solder Terminal Models Internal Connections MY4(Z)H (BOTTOM VIEW) Fourteen, 1.2-dia.×3, round holes...
- Page 4 (2 pcs per set) 36.3 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. Cat. No. J131-E1-02...