6742-30 HERGA, 6742-30 Datasheet - Page 11

• 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

mm Wg
6731 / 6732 ~ Low Pressure Switches
Suitability for use with different operating media
Key:
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.
1400
1200
1000
Acetone
Ammonia (Liquid)
Amyl Alcohol to 20˚C
Automotive Brake Fluid
Beer
Benzyl Alcohol
Butane
Carbon Dioxide - Dry
Citric Acid
Copper Sulphate (Sol.)
Compressed Air
Cutting Oil
Diesel Oil
Detergent Solution
Fuel Oil
Glycol
Hydraulic Oil
Hydrogen
Lubricating Oil
Milk
Mineral Oil
Natural Gas
Nitric Acid (Dil.)
Oxygen to 70˚C
Petrol
Plating Solution (Chrome)
Salt Water
Sewage
Sulphur Dioxide
Turpentine
Vinegar
Water
Pressure Medium
Chemical Compatibility
800
600
400
200
0
in WG
60
50
40
30
20
10
0
0
0
= Recommended
= Suitable with modification
= Not suitable
Note: Differentials are approximate
200
6731-03
6731-10
10
400
FALLING PRESSURE
20
600
6731-06
FOR FURTHER INFORMATION TEL: [phone] FAX: [phone]
Chart 1
30
800
1000
Diaphragms
40
6731
1200
50
1400
60
mm Wg
in WG
ISSUE 01