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AKM 38750/38920/38960 Large Gas Density Monitor
Brand: Qualitrol CompanyLarge gas SF6 monitor providing mechanical and local indication. Automatically compensates for gas pressure changes due to ambient temperature.
Offers alarm and limit control with up to three factory set switches.
Snap-action, SPST or SPDT switches are UL and CSA approved.
Each density monitor is individually tested and factory certified prior to shipping.
Features- Mechanical based local indication with optional bi-metal ambient temperature compensation and switches for alarm and control functions
- Vibration mounting and rugged stainless steel case for long life
- Switching accuracy of ±3% for dependable limit control and alarm triggering within full ambient temperature range
- Weatherproof according to IP54 (equivalent to NEMA 3S rating)
- Features stainless steel housing, bezel and anti-vibration plate
- Cast aluminum wiring enclosure with powder coat finish for added durability
- UV stabilized polycarbonate lens resists yellowing with age
Specifications
Brand
Ambient Humidity
- 5 to 95 % - Non-Condensing
Anti-Vibration Plate
- Stainless Steel
Bezel
- Stainless Steel
Cable Connection
- Terminal Box with PG16 or M20 Cable Glands
Case
- Stainless Steel
Dial Face Diameter
- 4” (101.6 mm)
Dielectric Strength
- 2,000 Vac
Electronic Enclosure
- Cast Aluminum with Thermosetting Powder Coat Finish
Enclosure Classification
- Vented, Meets IP54
Gauge Diameter
- 4.25” (108 mm)
Indication Accuracy
- ± 2 % of, Max.
Lens
- UV Stabilized Polycarbonate
Mounting
- Vibration Shock Mounts
Number of Switches
- 0, 1, 2 or 3
Operating Temperature
- -40° to 70° C (-40° to 158° F)
Pressure Range
- Vaccuum to 145 psi (-0.1 to 1 Mpa) - Max.
Surge Withstand Capability
- 2,500 V Common Mode & Transverse Mode on all Terminals
Switch Rating
- 1/2 A at 125 Vdc, Resistive
- 1/4 A at 250 Vdc, Resistive
- 3 A at 250 Vac, Resistive
- 5 A at 125 Vac, Resistive
Switch Type
- Snap-Action - SPST or SPDT (UL, CSA)
Switching Accuracy
- ± 3 % of, Max.
Tank Connection
- M30 x 2 mm with O-Ring Seal
Vibration
- 50/60 Hz at 0.004” Displacement & 10 G Shock