6761 & 6763 PCB Mounting Pressure/Vacuum Switches
6761 & 6763 PCB Mounting Pressure/Vacuum Switches
The 6761 and 6763 models are PCB mounting pressure/vacuum switches designed for direct mounting onto printed circuit boards. They feature slow make contacts and are suitable for low pressure switching applications.
Benefits
- Compact design for PCB mounting.
- UL versions available upon request.
- Options for silver or gold contacts.
- Factory set switches within specified tolerances.
- Various spout orientations available.
Specifications
- Standards/Approvals: UL 508 for specific models.
- Connection Method: Back or side entry spouts, 2 or 4mm diameter.
- Contact Configuration: SPST N/O.
- Operating Temperature: -100°C to +850°C (flow solder 220°C for 5 sec).
- Body Material: Thermoplastic.
- Weight: 0.008Kg.
- Temperature Compensated Versions: Available upon request.
Model Details
- 6761 (Vacuum) and 6763 (Pressure).
- Pressure Range: 15 to 670 mbar (6761), 15 to 1,000 mbar (6763).
- Maximum Hysteresis: 0.15 mbar.
- Body Withstand Pressure: 2,040 mbar.
- Flow Rate: 8 – 30cc/min @ 77 mbar with temperature compensation.
- Pressure Connection: Back & side entry spout, 4mm dia.; back entry 2mm dia. only.
- Diaphragm: Silicone.
- Mechanical Life: 1 x 106 cycles.
Electrical Data
- Contact Plating: Silver or Gold.
- Contact Rating: Minimum 10mA 24V DC/AC, Maximum 0.5A 250V AC (Silver), 50mA 250V AC (Gold).
- UL Approved Versions: Maximum 50mA 250V AC, 10mA 24V AC/DC.
Applications
The switches are ideal for differential switching in applications such as indicators, emergency cut-out and alarms, filter and low pressure/vacuum monitoring. They are customizable for specific applications with adjustable operating pressure or vacuum settings.
Catalog excerpts
switching & sensing solutions PRESSURE & VACUUM PCB Mounting Pressure/Vacuum Switches (slow make contacts) PRODUCT IMAGE LINE DRAWING Issue 01 © Herga www.herga.co.uk
Open the catalog to page 1
switching & sensing solutions PRESSURE & VACUUM PCB Mounting Pressure/Vacuum Switches (slow make contacts) Issue 01 © Herga www.herga.co.uk
Open the catalog to page 2
switching & sensing solutions PRESSURE & VACUUM PCB Mounting Pressure/Vacuum Switches (slow make contacts) Switch Range A miniature, compact low pressure switch designed for direct fitting by solder pins to printed circuit boards. Both vacuum and pressure ports are provided, making the unit ideal for differential switching. Typical applications are indicators, emergency cut-out and alarms, filter and low pressure/vacuum monitoring. The switch is made to order for specific applications, the actual operating pressure or vacuum being set during production. However, finite adjustment may be made...
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