Description
PNEUMATIC VACUUM SWITCHES
VSPN-ADJ Series adjustable vacuum switches for pneumatic control
Product Overview
VSPN-ADJ Series
ANVER Adjustable Vacuum Switches are ideal for conserving power, as well as, for controlling pneumatic and electrical equipment function.
Features
- Conserves compressed air by stopping the flow when desired vacuum level is reached
- Controls auxiliary equipment, such as alarm systems and warning lights
- Threaded vacuum ports on both ends
- Gradation marks on barrel for setting reference
NOTE: DO NOT USE near organic solvent type cleaners (Acetone, Freon 22) and commercial products such as Loctite & Super Glue.
Switch Specifications
| Part number | Vacuum range | Item weight [oz. (grams)] |
|---|---|---|
| VSPN-ADJ-NO (normally open) |
15–30 in. Hg | N/A |
| VSPN-ADJ-NO-L (normally open) |
0–15 in. Hg | N/A |
| VSPN-ADJ-NC (normally closed) |
15–30 in. Hg | N/A |
| VSPN-ADJ-NC-L (normally closed) |
0–15 in. Hg | 3.03 (86) |
Normally open schematic
Normally closed schematic
Shown for scale
Basic features
Specifications for VSPN-ADJ Series vacuum switches
| Parameter | Value |
|---|---|
| Pressure range | 1.5 – 8 bar (20 – 115 psi) |
| Hysteresis | Min.: 0.5 in. Hg · Max.: 1.5 in. Hg · Avg.: 0.5 in. Hg |
| Orifice size | 2 mm (0.079″) |
| Air consumption at 6 bar | 0.7 l/min (0.025 cfm) |
Recommended Accessories
| Item | Description |
|---|---|
 |
Vacuum fittings are available in various sizes for all connections. Note: Standard size push connector is PTC1-5/32S for 5/32″ O.D. tubing. Other sizes available include PTC1-18S for 1/8″ O.D. tubing and PTC1-14S for 1/4″ tubing. |
 |
Vacuum gauges to calibrate vacuum switches are available. |
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