Antunes Controls air proving switches are designed to provide excellent repeatability and dependable, trouble free operation.

Features:

• Sensitive Diaphragm
• Single Pole Double Throw Snap Action electrical switch
• Visible ON-OFF Indicator in Compact Die-cast Aluminum Housing
• Spring Adjustable Switches - Dual Scales Calibrated in Millimeters and Inches of water Column
• Five Range Scales - from .07”W.C. to a maximum of 35: W.C.
• Set Point Indication
• Rugged Die Cast Aluminum Construction

Spring Range:

RED 0.1” to 24” W.C.
(3mm W.C. to 600mm )

Maximum Operating Pressure: 35” Water Column
Maximum Pressure Surge: 3 PSIG
Maximum Ambient Operating Temperature: +140° F (+60° C)
Minimum Ambient Operating Temperature: -20°F (-93° C)

Switches manufacture by Antunes Controls are tested, listed and approved by Underwriters laboratories File # MH8009-504, Factory Mutual Serial #18221, Canadian Standards Association File #25144.

Electrical:
10A, 1/8 HP, 125 VAC
5A, 1/4 HP, 250 VAC
Pilot Duty – 125 VA, 125-250 VAC
Field wiring by others must be rated at 90°C for industrial use.

Options:
Dust Proof:  PN#808000304
Brackets:  PN# 808000303

Mounting:

The Model JD-2 is always mounted with the stem up
An optional mounting bracket can be fastened to the bottom section of the switch housing with 5/16-18 x 1/2” bolt (supplied with bracket)