6742-30 HERGA, 6742-30 Datasheet - Page 3

• Manufacturer Part Number: 6742-30
• Description: PRESSURE SWITCH
• Manufacturer: HERGA

Specifications of 6742-30

• Connection Size: 0.125"
• Contact Configuration: DPCO
• Contact Current Ac Max: 21A
• Contact Voltage Ac Max: 250V
• External Depth: 43mm
• External Diameter: 43mm
• External Length / Height: 58mm
• External Width: 40mm

Pressure & Vacuum Switches
1999
As a consequence of our policy of continual improvement, we reserve the right to change without notice any detail in this publication. Please see our Conditions of Sale.
6702 High Pressure Switch
High pressure switch all plastic construction. Ranges 1.4-13.8 Bar (20-200 PSI).
Two (2) Pole Electrical Switching.
6773 Double Diaphragm Pressure Switch
Double diaphragm construction to meet double insulation requirements of
EN 60335-2-60. Water presence detection.
6761 and 6763 Low Air Pressure Vacuum Switches
Printed circuit board mounted, pressure/vacuum switches. UL versions available.
Range from (0.015 Bar - 1.0 Bar Pressure) (-0.015 Bar - 0.670 Bar Vacuum).
6741 and 6742 Medium Pressure Switches
Constructed in Nylon 12 material (pressure range 0.1 Bar to 8.2 Bar).
Single or double pole in 8 adjustable switch ranges. UL versions available.
6731 and 6732 Low Pressure Switches
Constructed in Nylon 12 material (pressure range (0.0037 Bar to 0.137 Bar).
Single or double pole in 3 adjustable switch ranges. UL versions available.
6753 Low Air Pressure/Vacuum Switches
Small versatile compact differential switch with low contact inertia for rapid switching
(range 2.5 mbar to 40 mbar).
6721 and 6722 Vacuum Switches
Constructed in Nylon 12 material (vacuum range -0.0075 Bar to -0.670 Bar).
Single or double pole in 5 adjustable switch ranges. UL versions available.
Pressure Conversion Chart
For more commonly used measurements, including flow, liquid, force and weight
equivalents.
Certification Markings
Covers most worldwide authorities/certification marks.
Fax Back Sheet
For your fast quotation service.
Accessories / Switch Housings
Air and electrical connections are available for all pressure and vacuum switches. Please
also refer to Airswitching section or contact herga for details.
FOR FURTHER INFORMATION TEL: [phone] FAX: [phone]
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ISSUE 01